SUMMARY OF DATA QUESTIONNAIRE - iec.co.il OF DATA QUESTIONNAIRE ... 1120 2.1.8 Maximum wind velocity...

THE ISRAEL ELECTRIC CORPORATION LTD ENGINEERING DIVISION SPEC: STR-1371 SUBSTATION PLANNING SECTOR ANNEXURE “B”

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QUESTIONNAIRESUMMARY OF DATA

Manufacturer's offered data and parameters should be filled in the OFFERED column,

A definite answer or appropriate comments should be given to each subclause.

If the Manufacturer wants to attach additional detailed information relevant to a certain

subclause, an accurate reference shall be indicated along the answer. The additional

information should be attached to this summary of data.

The Manufacturer does not have the privilege to ignore any of the subclauses.

A summary of data that will contain unanswered subclauses shall entitle the purchaser,

at its sole discretion, to disqualify the participants.

Manufacturer's offered data and parameters should be filled in the OFFERED column,

as far as possible, the bidder's offered value shall match or better the recommended

values in the REQUIRED column.

The answers to this Annexure are to be filled in:

1. The table delivered on CD Rom attached to the printed specification (Word

format).

2. A printed signed document. All technical documents shall be submitted in 8

(eight) copies

Compulsory Requirements:

Bidders are required to meet the COMPULSORY REQUIREMENTS set forth in this

Specification which are marked as (C). Such requirements are deemed by IECo to be

central to the purpose of this purchasing process. Failure to meet the compulsory

requirements shall entitle IECo to disqualify the proposal. Without derogation

therefrom, the IECo shall have a right to disqualify a proposal, at its discretion, on

any technical and/or commercial grounds. A Bidder whose proposal is disqualified in

the course of stage 1 will not be permitted to participate in stage 2 (price proposal).


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Name of Contractor: __________________________________________________ 1. MANUFACTURER'S NOMENCLATURE / DETAILS

REQUIRED RECOMENDED OFFERED

1.1 Contractor's name and address…………………..…

1.2 Manufacture's name and address (if different from Contractor's):

1.2.1 Item 1 …………………………………………………… 1.2.2 Item 2 …………………………………………………… 1.2.3 Item 3 ……………………………………………………

1.3 List of main subcontractors or sub suppliers including

name, address and status of quality assurance (QA), versus ISO 9001-2000 with attached copy of their QA certificate………………………………………………..

1.4 Type (denomination):

1.4.1 Item 1 …………………………………………………… 1.4.2 Item 2 …………………………………………………… 1.4.3 Item 3 …………………………………………………… 1.5 Contractor's offer number……………………………..

1.6 Validity of proposal……………………………………….

1.7 The offered types of CB and CT are not a prototypes, have a

proven design and high experience in work (Contractor's declaration including reference list)©….

1.8 The Contractor is requested to fill in the offered data

in the specification hard copy as well as in the specification "Word" format file on the compact disc. The a/m documents shall be attached to the bid at the proposal submission term…………………………


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2. SERVICE CONDITIONS

Manufacturer's offered data and parameters should be filled in against

Purchaser's required values – as well as in the absence thereof under all

relevant paragraphs in the free columns on the right hand side.

A definite answer (yes or no) or appropriate comments shall be given to all

other requirements.

Name of Contractor: __________________________________________________

REQUIRED RECOMENDED

OFFERED

Item 1 Item 2

Item 3

2.1 CLIMATIC CONDITIONS

2.1.1 Long periods without rain, alternating with high

humidity as experienced in coastal or desert areas in this country……………

Yes

2.1.2 Permissible ambient air temperature:

2.1.2.1 Maximum (deg. C)…………… +50 2.1.2.2 Minimum (deg. C)…………… -5 2.1.2.3 Average value over a period of 24 hours not

exceeds ………………………………………..(°C)

+35

2.1.3 Permissible humidity:

2.1.3.1 Low relative/absolute humidity (%//g/ m³)… 4/0.003 2.1.3.2 High relative/absolute humidity (%//g/ m³)… 100/36

2.1.4 Low/high air pressure (KPa)… 70/106

2.1.5 Rain intensity (mm/min)…… 15

2.1.6 Keraunic level (thunderstorm):

2.1.6.1 Maximum keraunic level (lightning / km² year): 4 2.1.6.2 Minimum keraunic level (lightning / km² year): 0.1

2.1.7 Direct and continuous solar radiation for long

period. Heating effects of solar radiation (W/m²).

1120

2.1.8 Maximum wind velocity measured 10 m above

ground (bare area) at 3 sec duration considering a 50 years mean return period (m/sec)…

44


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2. SERVICE CONDITIONS (cont.)


REQUIRED RECOMENDED

OFFERED

Item 1 Item 2 Item 3

2.2 ENVIRONMENTAL CONDITIONS

2.2.1 Environmental parameters according to: …………..

IEC 60721

3-4

2.2.2 Severe atmospheric and industrial air pollution, dust, salt spray and sandstorms……………………..

2.2.3 Permissible altitude over the sea level (m)…………

1000

2.2.4 Water from sources other than rain: spraying water and water jets with water velocity (m/sec)………….

15

2.2.5 Chemically active substances according to………..

IEC 60721

Table 4 -4C3

2.2.6 Mechanically active substances according to……..

IEC 60721

Table 5 -4S3

2.2.7 Dust (suspension) (mg/ m³)………………………….

15

2.2.8 Dust (sedimentation) (mg/

m³)………………………..

40

2.2.9 Sand (mg/m³)………………………………………….. 1000

2.3 SEISMICITY ON THE SITE

2.3.1 The seismic design of the CB&CT shall be

based on the seismic qualification requirements stated in IEEE Std. 693-2005. The required seismic qualification level shall

be…….

Moderate level

2.3.2 Peak horizontal ground acceleration with a 85% probability not to be exceeded over a 50 years………

0.5g


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13. SERVICE CONDITIONS (cont.)


REQUIRED RECOMEND

ED

OFFERED


2.4 ACCELERATION DURING

TRANSPORTATION

2.4.1 Vibrations and shocks (non stationary

vibrations including shocks). The expected accelerations on the equipment transported on roads to be considered:

2.4.1.1 Longitudinal (m/sec²)…… 2g 2.4.1.2 Transversal (m/sec²)…….…... 1.2g 2.4.1.3 Vertical (m/sec²)……. 1.2g

2.5 ELECTROMAGNETIC

ENVIRONMENT

2.5.1 The electronic devices delivered with CB

and CT shall withstand an electromagnetic

environment having the following maximum

severity levels according to……

IEC 60255-22

Part 1,2,3,4

2.5.1.1 Severity level for electrostatic discharge (kV)

4

2.5.1.2 Severity level for radio frequency (V/m).. 10 2.5.1.3 Severity level for electrical 1 MHz burst

disturbance (kV)… ………

2.5

13.5.1.4 Severity level for fast transient (kV) 2

2.6 OTHER REQUIREMENTS

2.6.1 The CB and CT shall be vermin

proof………………

Yes


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3. RATINGS





other requirements.


REQUIRED RECOMENDED

OFFERED


3.1 ELECTRICAL DATA

3.1.1 Rated voltage (kV)….. 36 © 3.1.2 Rated insulation level:

3.1.2.1 Rated short-duration power-frequency withstand voltage – common value (kV r.m.s.).

70 ©

3.1.2.2 Rated short-duration power-frequency withstand voltage– across the isolating distance (kV r.m.s.)……

80 ©

3.1.2.3 Rated lightning impulse withstand voltage – common value (kV peak

170 ©

3.1.2.4 Rated lightning impulse withstand voltage – across the isolating distance (kV peak

195 ©

3.1.3 Rated frequency (Hz 50 © 3.1.4 Rated normal current for the circuit

breaker:

3.1.4.1 Item 1 …..…(A) 1250 © NA NA 3.1.4.2 Item 2 …..…(A) 1600 © NA NA 3.1.4.3 Item 3 …..…(A) 400 © NA NA 3.1.5 Rated short-time withstand capacity

(MVA) 750 ©

3.1.6 Rated short-time withstand current (kA r.m.s.)

20

3.1.7 Rated peak withstand current (kA peak)…………….

50

3.1.8 Rated duration of short-circuit: 3.1.8.1 Three phase fault(sec)……..... 3 © 3.1.8.2 Single phase to earth (hours) 8 ©

3.2 TEMPERATURE RISE 3.2.1 The components of the equipment shall

be able to carry the specified rated normal current continuously without exceeding the limit values of temperature rise stated in the standard IEC 62271-1 Table 3, reduced by 10°C at max. ambient temperature 50°C

Yes ©


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14. RATINGS (CONT.)


REQUIRED RECOMENDED

OFFERED


3.2.2 Spring loaded contacts (indicate material) (K).

3.2.3 Bolted connection (indicate material) (K)…

3.2.4 Terminals to be connected to external conductors (indicate material) (K)…..

3.2.5 Insulation materials (indicate materials) (K)

3.2.6 Accessible parts of the switchgear

expected to be touched in normal

operation (K)…

3.3 MECHANICAL STRENGTH

3.3.1 Static service load on the equipment terminals (sum of all loads occurring simultaneously in service: conductor pull, conductor weight and wind force on conductor, short circuit and seismic forces excepted) in any direction in space not less than (N)… ……….

1000

3.3.2 Dynamic load on the equipment

terminals (sum of all loads occurring simultaneously in case of short-circuit, seismic forces excepted ) in any direction in space not less than (N)….

3000

3.4 DEGREE OF PROTECTION IEC 60529

3.4.1 Operating mechanism…... IP 55 3.4.2 Control cubicle…… IP 55 3.4.3 Current termination boxes…… IP 55 3.5 AUXILIARY AND CONTROL

VOLTAGES

3.5.1 Rated supply voltage of closing and opening devices and of auxiliary and control circuits (V DC).

220 © (+10%, -15%)

3.5.2 Rated supply voltage of heaters (V AC)

230 © (+10%, -15%)


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4. TESTS





other requirements.


REQUIRED RECOMENDED

OFFERED (Items 1,2,3)

4.1 TESTS - GENERAL

4.1.1 Contractor shall perform Production Tests to check

the quality and uniformity of the workmanship and materials used in the manufacture of the CB and CT.

Yes

4.1.2 Tests shall be carried out according to requirements further specified and 8 (eight) copies of the relevant test reports for the proposed type of equipment shall be submitted to Purchaser ………………

Yes

4.1.3 8 (eight) weeks prior to the execution of the routine tests (also type and special tests) the Contractor shall notify the Purchaser of the exact date of performing the test…………………

Yes

4.1.4 The Contractor shall submit test data to prove that the design has the capability to meet all the ratings as specified in Annexure "B" as well as relevant test reports……………

Yes

4.1.5 The Contractor shall prepare and submit an

acceptance test plan (type, routine and special) according to this Specification at least 8 (eight) weeks before thetesting……………….

Yes

4.1.6 The Purchaser can require from Contractor to

carry out the tests in the presence of the Purchaser representativ………………

Yes

4.1.7 The Contractor shall submit a list of all tests to be

performed on site, after mounting of the equipment and during operatio……….

Yes

4.1.8 The Contractor shall indicate permissible

tolerance for each test

value…………………………………….

Yes


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4. TESTS (cont.)


REQUIRED RECOMENDED


4.1.9 Contractor shall submit with the test reports a list of all measuring instruments including their accuracy class and type, test equipment and test circuits………………………………………………….

Yes

4.1.10 Equipment that has failed to meet the acceptance

tests shall be rejected. Final acceptance of the equipment on hand or later produced shall not be made until it is determined that items meet all Specification requirements. The equipment may be reworked or have parts replaced to correct the cause of rejection. Final particulars concerning the rejection and action to correct the fault shall be submitted with the equipment. The equipment rejected after test shall not be resubmitted without specific Purchaser's approval………………………..

Yes

4.2 TYPE TESTS

4.2.1 Type tests from a neutral Laboratory authorized in accordance with ISO 17025 (e.g. KEMA) performed for the offered type of the equipment according to the provisions of the latest relevant issue of IEC Recommendations shall be submitted to Purchaser in 8 (eight) copies with the proposal (tender)……………………………………

Yes

4.2.2 Purchaser can require from Contractor to perform again type tests that are not performed according to the requirements in this Specification……………

Yes

4.2.3 Contractor also shall submit the type test reports to Purchaser for approval one month prior to first CB and CT delivery……………………………………

Yes ©

4.2.4 The equipment can be delivered only after approval of type test reports…………………………

Yes ©

4.2.5 Type tests shall be performed for all CB and CT components as defined in Appendixes 1 and 2……

Yes ©


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4. TESTS (cont.)


REQUIRED RECOMENDED


4.3 ROUTINE TESTS

4.3.1 Contractor shall perform routine tests for all CB and CT components according to provisions of the latest relevant issue of IEC Recommendations and submit all relevant test reports as defined in Appendixes 1 and 2……

Yes ©

4.3.2 Contractor shall submit the routine tests reports to Purchaser for approval in 8 (eight) copies one month prior to delivery………..

Yes ©

4.3.3 The equipment can be delivered only after approval of routine test reports………………………

Yes ©

4.4 EQUIPMENT QUALIFICATION TO PROVE SEISMIC WITHSTAND

4.4.1 The offered equipment shall be tested or analyzed to prove the seismic design. The equipment shall be qualified according to….. Required seismic qualification level…………………

IEEE Std 693-2005 Moderate

Level

4.4.2 The equipment shall be qualified taking into account the in service configuration (equipment installed on support structure)……………………….

Yes

4.4.3 The equipment performance level is defined according to………………

IEEE Std 693-2005

Cl.9.3.2 and Fig.5

4.4.4 Required qualification method for different kind of equipment:

IEEE Std 693-2005

Annex. C,F,L

4.4.4.1 Seismic withstand capability for circuit breaker shall be demonstrated by…………………….

Static coefficient

method

4.4.4.2 Seismic withstand capability for current transformer shall be demonstrated by…………

Static coefficient

method


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4. TESTS (cont.)


REQUIRED RECOMENDED


4.4.4.3 Seismic withstand capability for ceramic material and composite insulators shall be demonstrated by….

Time history shake-table

test

4.4.4.4 Seismic withstand capability for control and protection systems shall be demonstrated by……..

Time history shake-table

test and Fig.A1

4.4.5 After performing the tests or analysis the Contractor shall submit for approval the following documents:

4.4.5.1 Seismic analysis qualification report according to…..

IEEE Std 693-2005 Annex R

4.4.5.2 Seismic test qualification report according to..

IEEE Std 693-2005 Annex S

4.5 TESTS AFTER ERECTION ON SITE

4.5.1 Contractor shall include in his offer a list of recommended on site tests………………………….. The final on-site test program shall be agreed between the Purchaser and the Contractor………..

Yes

Yes

4.5.2 The on site tests will be performed by the Purchaser in the presence and under responsibility of Contractor's representative ……………………...

Yes

4.5.3 In case additional tests are required by Manufacturer please indicate………………………..


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5. DESIGN AND CONSTRUCTION





other requirements.


REQUIRED RECOMENDED

OFFERED


5.1 GENERAL PREFERENCES

5.1.1 The equipment shall be of proved design

with established service operation...

Yes

5.1.2 The equipment shall be of integrated

modular construction in order to achieve

economy of installing space…

Yes

5.1.3 Welded and/or bolted connections of the

equipment steel structure are acceptable,

but field assembly of separate sections

should be done by bolting. Field welding is

not acceptable…..

Yes

5.1.4 All electrical safety clearances shall

conform to IEC Recommendations as

appropriate for the system conditions

described under sub clause 9…

Yes

5.2 TECHNICAL DATA FOR SF6 GAS

5.2.1 SF6 gas requirements: 5.2.1.1 The SF6 gas shall comply with provisions

acc. to… IEC

60376 ©

5.2.1.2 Manufacturer……...

5.2.2 Material of the enclosure …...

5.2.3 Type of manufacture (casting or welding) of the enclosure ….


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5. DESIGN AND CONSTRUCTION (cont.)


REQUIRED RECOMENDED

OFFERED


5.2.4 Wall thickness of the enclosure (mm)..

5.2.5 Design pressure of the enclosure

(MPa)…

5.2.6 The maximum pressure that the

enclosure can withstand without damage or distortion assuming that the pressure relief device is not fitted or fails to operate (MPa)……

5.2.7 SF6 gas ratings

5.2.7.1 Rated filling pressure for insulation at 20 °C (MPa)……

5.2.7.2 Rated filling pressure for operation at 20 °C(MPa).

5.2.7.3 Rated alarm pressure for insulation at 20 °C (MPa)…

5.2.7.4 Rated alarm pressure for operation at 20 °C(MPa)…

5.2.7.5 Minimum functional pressure for insulation at 20 °C (MPa)...

5.2.7.6 Minimum functional pressure for operation at 20 °C (MPa)...

5.2.7.7 Dew point temperature of water vapor content in SF6 gas in the installed equipment determined acc. to IEC 60376 not more than (°C)..

+1

5.2.7.8 Maximum permissible water vapor content at rated operating pressure at 20 °C (ppm)….

5.2.7.9 Indicate whether gas refilling is provided automatically in case of gas leakage……

5.2.7.10 Permissible total SF6 gas losses (%/year)………..

5.2.7.11 Time between refilling (years)…… 5.2.7.12 Mass of SF6 gas in each CB (Kg). 5.2.7.13 Gas used during shipping ..


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REQUIRED RECOMENDED

OFFERED


5.2.8 Gas monitoring

5.2.8.1 The insulating capacity of the gas filled in the CB shall be monitored simultaneously with:

5.2.8.1.1 Temperature compensated gas density monitors or sensors for each phase separately.. Indicate type …

Yes

5.2.8.1.2 Pressure monitoring devices for each phase separately…. Indicate type …

Yes

5.2.8.2 The devices shall provide continuous and automatic monitoring of the state of the gas……...

Yes

5.2.8.3 The monitoring device shall have the following setting levels:

5.2.8.3.1 SF6 loss… Yes 5.2.8.3.2 General lock-out…. Yes 5.2.8.3.3 Dry contact for remote alarm Yes

5.2.9 Gas treatment devices 5.2.9.1 Constructional measures for controlling

moisture increase in SF6 gas or to remove the impurities:

- Static filters…. - Dynamic filters.. - Desiccants….. - Driers…….. - Other measures (please describe)…

5.2.9.2 These constructional measures shall be provided as permanent facilities, preferably arranged so that they can be removed, replaced or recharged without having to take the CB out of service …..

Yes

5.2.10 Gas storage, filling and evacuation plant

5.2.10.1

SF6 gas supply system must be self-contained and must work independently…

Yes

5.2.10.2 Each CB shall be provided with a gas supply connection to permit evacuation or refilling with gas ……

Yes


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REQUIRED RECOMENDED

OFFERED


5.2.10.3 The SF6 gas supply connection for the gas compartments shall be appropriate to connect the mobile DILO gas refilling devices type 3-019, 3-041, 3-020 and 3-061..

Yes

5.2.10.4 The scope of supply shall include all the necessary SF6 gas storage cylinders, as well as those necessary for any other gases which may be used during commissioning and maintenance operations…….

Yes

5.2.10.5 The capacity of the temporary storage facilities shall be at least sufficient for storing the maximum quantity of gas that could be removed when carrying out maintenance or repair work on CB …..

Yes

5.2.10.6 The equipment shall be provided with all the necessary pipes, couplings, flexible tubes and valves for coupling up to the equipment for filling or evacuating all the gases to be used….

Yes

5.2.10.7 The design of the plant, valves, couplings, connections etc. shall be of such a standard that the leakage of SF6 gas during the filling and evacuating processes is kept to an absolute minimum…………

Yes

5.2.10.8 The arrangement of valves, coupling and pipe work shall also be such as to prevent accidental loss of gas into the atmosphere………

Yes

5.2.10.9 Minimum time required for evacuating and recharging the largest gas section (min)…..

5.2.11 Gas seals 5.2.11.1 All gas seals shall be designed

to ensure that leakage rates are kept to an absolute minimum under all normal pressure, temperature, electrical load and fault conditions….

Yes


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REQUIRED RECOMENDED

OFFERED


5.2.11.2 The seals shall not deteriorate when exposed to the gas and vapors as well as to temperature variations and mechanical forces that can be expected……

Yes

5.2.12 Pipes material…..

5.2.13 Material of the fittings of gas

pipe connections…...

5.2.14 Vent outlets, if any, shall be arranged so as to minimize the danger to an operator when performing his duties, if gases or vapors are escaping under pressure……

Yes

5.2.15 All shut off valves shall be

equipped with protective cover over the valve spindle to guard against unauthorized operation…….

Yes

5.3 STRUCTURAL SUPPORT

AND ASSOCIATED STEEL

WORK

5.3.1 The Contractor shall design and supply all the steelwork necessary for fixing and supporting the CB and CT equipment….

Yes

5.3.2 All metallic frames, rails and the like, fixed in the concrete floor for fixing the equipment will be delivered by civil work contractor according to the Contractor's CB and CT drawings …

Yes

5.3.3 All steel supports have to be hot-dipped galvanized according to spec. sub clause 9.4

Yes

5.4 CIVIL WORK GUIDE 5.4.1 The civil works for CB and CT

installation are not included in the scope of supply and will be supplied by others……….

Yes


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REQUIRED RECOMENDED

OFFERED


5.4.2 The Contractor shall assist the Purchaser as part of this contract with the general layout design of the foundation (civil work guide) to ensure that the most suitable arrangement is obtained for supporting and fixing of the CB and CT……………

Yes

5.4.3 The Contractor shall provide a

complete plan detailing the fixing points, size of foundation, required cable trenches and lay down areas. All static and dynamic loads and dimensional tolerances shall be given on these drawings to enable the civil work design to be optimized……….

Yes

5.5 EQUIPMENT PRIMARY TERMINALS

5.5.1 The circuit breaker and the current

transformers shall be provided with tin plated copper terminals ...

Yes

5.5.2 The connection between the circuit

breaker and the current transformers shall be included in the Contractor's scope of supply…… Indicate material and cross-section of the a/m connector (mm²)……

Yes

5.5.3 Material and surface contact of

circuit breaker primary terminals (mm²)….. Drawing №………

5.5.4 Material and surface contact of

current transformers primary terminals (mm²)…… Drawing №……

5.6 EARTHING 5.6.1 All metallic parts of the CB and CT

normally not energized (enclosures, supports, bases, pipes, doors, etc.) shall be included in the earthing circuit……

Yes


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REQUIRED RECOMENDED

OFFERED


5.6.2 The continuity of the earthing circuit shall be ensured taking into account the thermal and electrical stresses caused by the fault current they may have to carry….

Yes

5.6.3 All necessary ground pads, flat copper and copper rope conductors for CB and CT earthing shall be provided by the Contractor…… The rest of the earthing system shall be provided by the Purchaser….

Yes

Yes

5.6.4 The ground pads shall be copper faced. …..

Yes

5.6.5 The earthing terminals shall be marked with appropriate graphical symbols…

Yes

5.6.6 The pad's location shall be marked in the dimension drawing……

Yes

5.6.7 The ground pads and the earthing connections shall be designed to withstand a short time (3 sec) current of (KA)…

20 ©

5.6.8 The maximum potential difference between any point of the equipment and nearest ground pad or between any two points of adjacent equipment shall not exceed for the maximum internal or external design fault current (V) …

65 ©

5.6.9 The earthing system in the area the CB and CT shall be installed shall be proposed by the Contractor based on his equipment and design arrangement, taking into account that the meshed earthing system may improve EMC….

Yes

5.6.10 If portable devices for temporary earthing for carrying out maintenance works are considered necessary, the Contractor shall propose such devices in his technical proposal. In this case ground pads for temporary earthing shall be provided….

Yes


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6. REQUIREMENTS FOR CIRCUIT BREAKER


REQUIRED RECOMENDED

OFFERED


6.1 Type (denomination) … 6.2 Interrupter type (vacuum or

SF6)…

6.3 Manufacturer… 6.4 Number of poles:

6.4.1 Item 1 ,2…. 3 © NA 6.4.2 Item 3 …. 1 © NA NA 6.5 GENERAL REQUIREMENTS

6.5.1 Circuit breaker shall be of SF6 insulated type for outdoor installation, complying with the requirements of IEC 62271-100 ……

Yes ©

6.5.2 Circuit breaker shall be safe for protecting and interrupting the circuit as specified in sub clause 3 "Ratings"…..

Yes

6.5.3 Circuit breaker shall be able to break any current up to the rated breaking current at any voltage up to the maximum rated voltage……

Yes

6.5.4 Circuit breaker shall be restrike free (very low probability of restrike) during capacitive current breaking duty as specified in IEC 62271-100 clause 4.107….

Class C2

6.5.5 Circuit breaker shall have an extended mechanical endurance capability according to IEC 62271-100 clause 3.4.117…..

Class M2

6.5.6 Circuit breaker shall be designed

for extended electrical endurance test according to IEC 62271-100 clause 3.4.113…..

Class E2

6.5.7` Circuit breaker shall have a

monitoring system to ensure that all breaker poles in each phase are either open or closed……

Yes

6.5.8` The wear out of the CB should

not deteriorate in 1000

operations per year switching

capacitors currents.

Yes ©

NA NA


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6. REQUIREMENTS FOR CIRCUIT BREAKER (CONT.)


REQUIRED RECOMENDED

OFFERED


6.5.9 The circuit breaker shall be operated by an electrical operating mechanism. The closed or open position of the main contacts shall not change as a result of loss of the energy supply or reapplication of energy supply…..

Yes

6.5.10 The circuit breaker shall be so constructed that it cannot come out of it open or closed position by external forces as gravity, vibration, electromagnetic forces etc. …

Yes

6.6 ELECTRICAL DATA 6.6.1 Rated voltage (kV)… … 36 © 6.6.2 Rated insulation level:

6.6.2.1 Rated short-duration power-frequency withstand voltage – common value (kV r.m.s.)… …

70 ©

6.6.2.2 Rated short-duration power-frequency withstand voltage– across the isolating distance (kV r.m.s.)…

80 ©

6.6.2.3 Rated lightning impulse withstand voltage – common value (kV peak)… …

170 ©

6.6.2.4 Rated lightning impulse withstand voltage – across the isolating distance (kV peak)….

195 ©

6.6.3 Rated frequency (Hz)… … 50 © 6.6.4 Rated normal current ….

6.6.4.1 Item 1 (A) ……… 1250 © NA NA 6.6.4.2 Item 2 (A) … 1600 © NA NA

Item 3 (A) …… 400 © NA NA 6.6.5 Rated short-time withstand

capacity (MVA) …. 750 ©

6.6.6 Rated short-time withstand current (kA r.m.s.)….

20

6.6.7 Rated peak withstand current (kA peak)….

50

6.6.8 Rated duration of short-circuit: 6.6.8.1 Three phase fault (sec)…. 3 © 6.6.8.2 Single phase to earth (hours) …… 8 © 6.6.9 Rated supply voltage of closing

and opening devices and auxiliary and control circuits (VDC)…

220 © (+10%, -

15%)


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REQUIRED

RECOMENDED

OFFERED


6.6.10 SF6 gas pressure:

6.6.10.1 Rated SF6 gas pressure for insulation and interruption at 20°C (Mpa)……

6.6.10.2 Minimum SF6 gas pressure for insulation and interruption at 20°C (Mpa)…

6.6.11 Rated short-circuit breaking

current at 36 kV:

6.6.11.1 Value of AC component, not less than (kA r.m.s.).

6.6.11.2 Maximum permissible percentage of the DC component at minimum opening time + 10 msec (shall be calculated for the standard system time constant 45 msec) (%)……

6.6.12 Rated short-circuit breaking

capacities not less than:

6.6.12.1 Symmetrical (MVA)…. 750 © 6.6.12.2 Asymmetrical (MVA)…

6.6.13 Rated transient recovery voltage

characteristics for terminal fault, as defined in…..

IEC 62271-100, Tables 25 and 13

Indicate the values achieved by type test at 36 kV and following breaking capacity in percent of rated short circuit breaking current

6.6.13.1 First-pole-to-clear factor: - T10 (kpp) …… - T30 (kpp) … - T60 (kpp) ……… - T100 (kpp) ……

6.6.13.2 Amplitude factor: - T10 (kaf)… … - T30 (kaf)… … - T60 (kaf)…… … - T100 (kaf) …

6.6.13.3 TRV peak value (uc): - T10 (kV peak) …... - T30 (kV peak) ….. - T60 (kV peak) …... - T100 (kV peak) …


BB-22



REQUIRED RECOMENDED

OFFERED


6.6.13.4 Time (t3) to reach uc: -T10 ( µs)… -T30 ( µs)……. -T60 ( µs)….. -T100 ( µs)….

6.6.13.5 Time delay (td): -T10 ( µs)…. -T30 ( µs)….. -T60 ( µs)…. -T100 ( µs)..

6.6.13.6 Reference voltage (u'): -T10 (kV)….. -T30 (kV)…. -T60 (kV)…. -T100 (kV)…..

6.6.13.7 Time (t') to reach u': -T10 ( µs)….. -T30 ( µs)….. -T60 ( µs)….. -T100 ( µs)…..

6.6.14 Rated short circuit making current (kA peak)….

50

6.6.15 Rated operating sequence: O – 0.3s – CO – 60s – CO ……

IEC 62271-100,.4-104

NA

6.6.16 Rated capacitive switching currents:

IEC 62271-100, Table O5

6.6.16.1 Rated line charging breaking current (A r.m.s.)…..

10

6.6.16.2 Rated cable charging breaking current (A r.m.s.)..

50

6.6.16.3 Rated single capacitor bank breaking current (A r.m.s.)…

630

NA

6.6.16.4 Rated back-to-back capacitor bank breaking current (A r.m.s.)…..

630

NA

6.6.16.5 Rated back-to-back capacitor bank inrush making current (kA peak)… ….

20

NA

6.6.16.6 Frequency of the inrush current (Hz)………………

4250 NA

6.6.16.7 Special requirements for capacitor bank switching

Appendix 4 Sub clauses

3,4

NA


BB-23



REQUIRED RECOMENDED

OFFERED


6.6.17 Rated time quantities: 6.6.17.1 Opening time (no load) (msec)….. 6.6.17.2 Break time (msec)… … 6.6.17.3 Closing time (no load) (msec)… … 6.6.17.4 Open-close time (no load) (msec) … 6.6.17.5 Reclosing time (no load) (msec) ….. 6.6.17.6 Close-Open time (msec)…. 6.6.17.7 Pre-insertion time (msec)…... 6.6.17.8 Operation time diversion between

any two phases on closing or tripping shall not exceed: - On (msec)…….... - Off (msec)…….

4 4

NA

NA

6.6.18 Sound pressure level: 6.6.18.1 Sound pressure level shall be

measured according to…….. ANSI

C37.082-82 or DIN

45635

6.6.18.2 Sound pressure level at 0.5m distance from tested circuit breaker during tripping operation (dB)…..

6.6.18.3 Sound pressure level at 0.5m distance from tested circuit breaker during closing operation (dB)….....

6.7 CIRCUIT BREAKER OPERATING MECHANISM

6.7.1 Type ….. Spring © 6.7.2 Number of operating mechanisms

per circuit breaker…..

1 ©

6.7.3 The operating mechanism shall be designed to absorb any shock incident to the operation of the circuit breaker with minimum resultant disturbance, jar and noise…..

Yes

6.7.4 The operating mechanism shall be designed for successful local and remote electrical control and local manual control. The manual tripping device shall be protected against accidental operation….

Yes


BB-24



REQUIRED RECOMENDED

OFFERED


6.7.5 The stored energy shall be sufficient to provide for the performance of the rated operating sequence at all currents up to the rated short circuit current…

Yes

6.7.6 In case the stored energy is not sufficient for the completion of a closing or tripping operation, the operating mechanism shall be blocked and an alarm shall be given. Any operation already started shall be carried out to the end….

Yes

6.7.7 Automatic recharging of the closing mechanism shall be provided for renewed operation immediately after completion of a closing operation …..

Yes

6.7.8 The operation motor shall be protected with a thermal magnetic type overload protection device……

Yes

6.7.9 The motor circuit shall be provided with means for disconnecting the motor and the protection devices from the power supply. The disconnecting means shall be enclosed in suitable housing, even if located inside the operating mechanism cabinet…

Yes

6.7.10 Local/remote selector switch shall interrupt all circuits, including those of the trip coil for control purposes, but shall not interrupt the circuits used for protection purposes….

Yes

6.7.11 The selector switch local/remote shall have two free close contacts at local position for alarm…….

Yes

6.7.12 Circuit Breaker shall be provided with an electrical positioning indicating device with the following functions:

- Position 1 - CB closed - Position 2 - CB open - Position 3 – no voltage

Yes


BB-25

6. REQUIREMENTS FOR CIRCUIT BREAKER (cont.)


REQUIRED RECOMENDED

OFFERED


6.7.13 Circuit Breaker shall be provided with a mechanical positioning indicating device to indicate clear whether a CB is in open or closed position…..

Yes

6.7.14 The operating mechanism with its

control relays shall afford the equivalent of trip-free and anti-pump features, and shall be so connected that the closing mechanism will be automatically become inoperated after and while the breaker is closed, regardless of the position of the control switch. The closing mechanism will not become inoperated until the breaker has had enough time to complete the operation of closing. It shall be impossible to operate the closing mechanism again, until the operator has first moved the breaker control switch to the manual position …..

Yes

6.7.15 Control relays supplied with the

CB shall be heavy-duty, plug-in-type, with dust tight covers. Where practical, they shall be arranged to break both polarities of the control circuit…..

Yes

6.7.18 Rated power supply voltage (V DC)….

220 © (+10%

, -15%)

6.7.19 The operating mechanism shall

be capable of operating for any value of supply voltage between 85% and 110% of the rated value…………………

Yes ©


BB-26



REQUIRED RECOMENDED

OFFERED


6.7.20 Closing coils: 6.7.20.1 Number of closing coils per

breaker ….

6.7.20.2 Maximum power rating per closing coil at 220VDC (VA) …….

6.7.20.3 Maximum current required by closing circuit at 220VDC (A)

6.7.20.4 Permissible duration of total current by closing circuit (sec)

6.7.21 Tripping coils: 6.7.21.1 Number of tripping coils per

breaker …. 2for Item 2©

6.7.21.2 Maximum power rating per tripping coil at 220VDC (VA) ….

6.7.21.3 Tripping peak current required at 220VDC (A) ……

6.7.21.4 Permissible duration of total current by tripping circuit (sec)

6.7.22 The following alarms shall be provided as a minimum with one dry potential free contact:

6.7.22.1 Abnormal density of SF6 gas system (low density, minimum breaking density/pressure, minimum dielectric density)…

Yes

6.7.22.2 Abnormal spring stretching .. … Yes 6.7.22.3 Undervoltage in motor supply

circuit (with time delay) Yes

6.7.22.4 Undervoltage for direct current control circuits…...

Yes

6.7.22.5 Failure of any essential part of the operating mechanism and motor protection……

Yes

6.7.23 Electrical motor: 6.7.23.1 Manufacturer…. 6.7.23.2 Rated power (kW)….. 6.7.23.3 Rated voltage (V DC)…. 220 © 6.7.23.4 Rated current (A)….. 6.7.23.5 Starting current/elapsed time

until steady current (A/msec)….

6.7.23.6 Total running time required for spring loading:

- After one operation (sec) …..

- After CO operation (sec)… …

- After OCO operation (sec)…


BB-27



REQUIRED RECOMENDED

OFFERED


6.7.24 Degree of protection of the operating mechanism cabinet……

IP55

6.7.25 Spring mechanism shall be provided with electrical and mechanical interlocks against undesired operation resulting from a mechanical fault.

Yes

6.7.26 Heaters 6.7.26.1 Heaters shall be provided in operating

mechanism to prevent condensation……

Yes

6.7.26.2 Heaters shall be provided with thermostat….

Yes

6.7.26.3 Number of heaters…. 6.7.26.4 Rated power (kW)…. 6.7.26.5 Rated voltage (V AC)… … 220 6.7.26.6 Total power required by all heaters

(kW) ….

6.7.27 Auxiliary switches 6.7.27.1 Auxiliary switches shall be supplied

with and directly operated by the operating mechanism to indicate positively whether the circuit breaker is open or closed…

Yes

6.7.27.2 The number of normally open (NO) and normally closed (NC) contacts for Purchaser's use shall not be less than…….

8NO + 8NC

6.7.27.3 All these contacts shall be wired to terminal block in the operating mechanism……

Yes

6.7.27.4 The relay contacts shall comply with IEC 60255-23 and shall be designed for:

Rated voltage (VDC)…. Rated current (A)…… Breaking current at 220 VDC and a current time constant L/R=40 msec at least (A)……. Making current at 220 VDC at least (A)….

220 1

2 16

6.7.27.5 Auxiliary switches shall be easily accessible for connection, inspection and adjustment ...…..

Yes

6.7.27.6 Auxiliary switches shall be clearly and durably marked……….

Yes

6.7.27.7 Auxiliary circuit terminals shall comply with IECo standard EPD-A.03 (see Appendix 5)………………

Yes


BB-28



REQUIRED

RECOMEND

ED

OFFERED


6.7.28 Wiring 6.7.28.1 All wiring for auxiliary and

operating devices for connection to Purchaser's cable shall be terminated at termination blocks, enclosed in the operating mechanism cabinet…..

Yes

6.7.28.2 Wiring shall comply with IECo standard EPD-A.03 (see Appendix 5)… ………

Yes

6.7.28.3 The Purchaser reserve himself the right to give his amendments during approval of the electrical drawings ……………

Yes

6.8 NAMEPLATES

6.8.1 Each circuit breaker and its operating mechanism shall be provided with a corrosion proof nameplate, of suitable material including the data in accordance with IEC 62271-100 Table 10 and appendix No 8.

Yes

6.8.2 In addition the following data

shall be included:

6.8.2.1 Rated duration of short circuit………………………..

Yes

6.8.2.2 Rated single capacitor bank breaking current……

Yes

6.8.2.3 Rated back-to-back capacitor bank breaking current……………..

Yes

6.8.2.4 Rated back-to-back capacitor bank inrush making current………………………..

Yes

6.8.2.5 Date of manufacture……………..

Yes

6.8.2.6 Classification……………... Yes


BB-29

7. REQUIREMENTS FOR CURRENT TRANSFORMERS


REQUIRED RECOMENDED

OFFERED (Items 1,2)

7.1 Type (denomination) …. 7.2 Type (bushing type,

incorporated in the CB bushings, or outdoor type, mounted separately)…..

7.3 Manufacturer……… 7.4 GENERAL REQUIREMENTS

7.4.1 Current transformer shall comply with the requirements of IEC 61869-2 ………

Yes

7.4.2 The change in ratio shall be made by secondary reconnection………

Yes

7.4.3 The secondary windings (including taps) shall be wired to barrier type terminals accommodated in a terminal box mounted directly on the current transformer…..

Yes

7.4.4 Provisions shall be made for earthing of the secondary windings inside the terminal box………..

Yes

7.4.5 Each current transformer shall

be properly identified with polarity marking ……

Yes

7.4.6 The secondary windings shall be

wired from terminal box on the CT to block terminals in the operating mechanism..

Yes

7.5 ELECTRICAL DATA

7.5.1 Rated voltage (kV)……. 36 ©

7.5.2 Rated insulation level: 7.5.2.1 Rated power-frequency withstand

voltage (kV r.m.s.). 70 ©

7.5.2.2 Rated lightning impulse withstand voltage (kV peak).

170 ©

7.5.3 Rated frequency (Hz)…… … 50 ©


BB-30

7. REQUIREMENTS FOR CURRENT TRANSFORMERS (CONT.)


REQUIRED RECOMENDED

OFFERED

Item 1 Item 2

7.5.4 Rated short-time withstand capacity (MVA).

750 ©

7.5.5 Rated short-time withstand current (kA r.m.s.).

20

7.5.6 Rated peak withstand current (kA peak)….

50

7.5.7 Rated duration of short-circuit: 7.5.7.1 Three phase fault (sec)…. 3 © 7.5.7.2 Single phase to earth (hours) … 8 © 7.5.8 Core 1 (measuring) Item 1:

7.5.8.1 Rated ratio (A/A)… … 200-400/5 © NA

7.5.8.2 Extended current rating (%)…. 120 NA

7.5.8.3 Rated output (VA)….. ≥ 30 © NA

7.5.8.4 Accuracy class ….. 0.5 © NA

7.5.8.5 Instrument security factor…. 5 NA

7.5.9 Core 2 (protection) Item 1:

7.5.9.1 Rated ratio (A/A)…. 200-400/5 © NA

7.5.9.2 Extended current rating (%)…….

120 NA

7.5.9.3 Rated output (VA)……. ≥ 30 © NA

7.5.9.4 Accuracy class ….. 5P20 © NA

7.5.10 Core 1&2 (protection) Item 2:

7.5.10.1 Rated ratio (A/A)… …. 1500/5 © NA

7.5.10.2 Extended current rating (%)…….

120 NA

7.5.10.3 Rated output (VA)….. ≥ 30 © NA

7.5.10.4 Accuracy class ….. 5P20 © NA

7.6 NAMEPLATES

7.6.1 Each current transformer shall be provided with a corrosion proof nameplate, of suitable material including the data in accordance with IEC 61869-2

Yes

7.6.2 In addition the following data shall be included:

7.6.2.1 Rated short-time withstand current ……

Yes

7.6.2.2 Rated peak withstand current …..

Yes

7.6.2.3 A diagram showing the use of each secondary winding and its corresponding terminal markings….

Yes

7.6.2.4 Date of manufacture….. Yes 7.6.2.5 Number of standard ….. Yes


BB-31

8. REQUIREMENTS FOR CB AND CT BUSHINGS


REQUIRED

RECOMENDED

OFFERED


8.1 The connection of the CB and CT to the HV equipment will be achieved by bushings……

Yes

8.2 The bushings shall be designed for service conditions stated in sub clause 2 of this specification and tested according to IEC 60137…..

Yes

8.3 The hollow insulators shall be porcelain type. Other types of the insulator (for example: composite type, porcelain protected by silicon rubber coatings) may be acceptable. Indicate offered types of the insulators for:

- Circuit breaker……. - Current transformer.

NA

8.4 Manufacturer of the insulator for: - Circuit breaker …... - Current transformer……

NA

8.5 Color of the insulator for: - Circuit breaker … - Current transformer…

Brown or grey

NA

8.6 Heavy duty, high grade, high creepage path type insulator for outdoor installation, suitable for the service conditions as described under sub clause 2 (pollution zone III as defined by IEC 60815) shall be provided……

Yes

8.7 The insulator shall be of the alternate sheds type or normal sheds type permitting easy access for greasing and cleaning to all surfaces…. Indicate sheds type for:

- Circuit breaker … - Current transformer …...

Yes

NA

8.8 The insulator shall be only "windformed" type, not drop shaped type……………………………………..

Yes

8.9 Indicate all relevant dimensions and details on the enclosed drawings (sub clause 9). Please supply with the proposal the Manufacturer's insulator drawing………………………………………


BB-32

8. REQUIREMENTS FOR CB AND CT BUSHINGS (CONT.)


REQUIRED

RECOMENDED

OFFERED


8.10 Minimum phase to ground external creepage distance (25 mm/kV):

900

8.11 Arcing distance not less than

(mm) …. In case of lower values than 350

mm, the impulse and power

frequency test reports for offered

insulators shall be provided to

prove that the insulation withstand

conditions are fulfilled…

350

Yes

8.12 Failing load bending (F):

- CB insulator (N)…. - CT insulator (N) …

4000 4000

NA

8.13 Guaranteed mean value of failing load 120%F not less than:

- CB insulator (N)… - CT insulator (N) ….

4800 4800

NA

8.14 Torsional strength: - CB insulator (Nm)…. - CT insulator (Nm) ….

NA

8.15 Indicate whether the protective

gaps are provided for: - CB bushings …. - CT bushings …

NA


BB-33

9. DIMENSIONS, WEIGHTS AND STRESSES ON FOUNDATION


REQUIRED

RECOMENDED

OFFERED


9.1 DIMENSIONS

9.1.1 Overall CB and CT length

(m)… …

9.1.2 Overall CB and CT width

(m)….

9.1.3 Overall CB and CT height

(m)…

9.1.4 Minimum distance from ground

to upper metallic part of the

support structure of the CB and

CT (insulator base to ground)

shall be at least (mm)…

2500 ©

9.1.5 Minimum distance from ground

to live metallic parts of the CB

and CT mounted on the

support structure shall be at

least (mm)…..

3000 ©

9.1.6 Distance from ground to the

center of operating mechanism

(mm)…

1200 – 1400

9.1.7 Maximum shipping volume of

the transportable assembly

(m³).

9.1.8 Number of enclosed dimension

drawing….

9.2 WEIGHTS 9.2.1 Total weight of CB and CT

complete with support structure and all accessories and appurtenances (kg)

9.2.2 Total mass of SF6 gas (kg)….. 9.2.3 Maximum shipping weight of

heaviest transportable assembly (ton)… ….


BB-34

9. DIMENSIONS, WEIGHTS AND STRESSES ON FOUNDATION


REQUIRED

RECOMENDED

OFFERED


9.3 STRESSES ON FOUNDATION

9.3.1 Static loads on concrete foundation (kN)…

9.3.2 Dynamic impulse forces on

concrete foundation during switching operation of the CB (downward) (kN)…...

9.3.3 Dynamic impulse forces on

concrete foundation during switching operation of the CB (upward) (kN)…...

9.3.4 Number of enclosed drawing

including diagram of forces and explanations….


BB-35

ALTERNATE-SHEDS TYPE INSULATOR

REQUIRED

OFFERED

CB insulator CT insulator S-S1 > S1 S-S1 = S-S1 =

P1-P2 ≥ 15 mm P1-P2 = P1-P2 =

S1/P1 ≥ 0.8 S1/P1 = S1/P1 =

C = mm C = C =

a > 5° a = a =

P.F. > 0.7 P.F = P.F =

Kd = 1 Kd = Kd =

Dm < 300 mm Dm = Dm =

l = 25 mm/kV l = l =

L = 900 L = L =

C.F. (L/A) ≤ 4 C.F.(L/A) = C.F.(L/A) =

ld1/ d1 ld1/ d1 = ld1/ d1 =

ld2/ d2 ld2/ d2 = ld2/ d2 =

Kd = Factor to increase the creepage distance

Dm = (De1+De2+2Di)/4

l = Minimum specific creepage distance per phase (related to highest system voltage phase to phase)

L = Phase to ground external creepage distance

A = Arcing distance.

P.F. = Profile factor (2P1+2P2+S)ld2

C.F. = Creepage factor (L/A)


BB-36

NORMAL-SHEDS TYPE INSULATOR

REQUIRED

OFFERED

CB insulator CT insulator S/P ≥ 0.8 S/P = S/P =

C mm C = C =

a > 5° a = a =

P.F > 0.7 P.F = P.F =

Kd = 1 Kd = Kd =

Dm < 300 mm Dm = Dm =

l = 25 mm/kV l = l =

L = 900 L = L =

C.F. (L/A) ≤ 4 C.F.(L/A) = C.F.(L/A) =

ld/ d ld/ d = ld/ d =


Dm = (De +Di)/2



A = Arcing distance.

P.F. = Profile factor (2P+S)ld

C.F. = Creepage factor (L/A)


BB-37

COMPOSITE INSULATOR

REQUIRED

OFFERED

CB insulator CT insulator S/P > 0.75 – 0.8 S/P = S/P =

C mm C = C =

a 12° a = a =

Kd = 1 Kd = Kd =

Dm < 300 mm Dm = Dm =

l = 25 mm/kV l = l =

L = 900 L = L =

L/A < 4 L/A = L/A =

ld/ d ld/ d = ld/ d =

Dti mm Dti = Dti =

Dte mm Dte = Dte =

Di mm Di = Di =

De mm De = De =


Dm = (De +Di)/2; for 300mm < Dm < 500mm, kd=1.1



A = Arcing distance


BB-38

BONDING FLANGE TO PORCELAIN INSULATOR

No MATERIALS DETAILS

1. BONDING MATERIAL

2. PRIMER

3. FINAL PROTECTIVE PAINT

4. FLANGE MATERIAL

5. OTHER MATERIALS


BB-39

10. DELIVERY, PACKING, SHIPMENT AND STORAGE





other requirements.


REQUIRED RECOMENDED


10.1 With regard to the shipment and handling of all equipment to be provided by the Contractor to the Purchaser, Contractor shall be responsible for ensuring that shipment and handling shall be wholly in the conformance with Article B of IECo General Conditions for Equipment and Material Purchases attached to this Specification as Annexure "A"….

10.2 In addition to the provision of the General Conditions Annexure "A", Contractor shall package all shipment in such manner as required to prevent any damage to the equipment during prolonged storage (2-3 years) under the climatic and environmental conditions described under sub clause 2 …..

10.3 Any components or accessories not included in the main shipment shall be shipped by Air Mail, by Air Express or by Air Freight, at Contractor's expense..

10.4 Taking into account the specific climatic conditions described under sub clause 2, the Contractor shall indicate the requirements for prolonged storage before erection….

10.5 The maximum allowed storage time not energized without equipment damage (months)…

10.6 All items should have their lifting, jacking and haulage points……....

10.7 The spare parts and special tools shall be packed separately and a detailed packing list shall be sent….

10.8 All components or accessories shipped dismantled for field assembly shall be suitably tagged to show its identification. Tags shall be exceptionally durable and security tied to items by wire or other approved methods……

10.9 Contractor shall include a Bill of Materials with a shipment to enable the Purchaser to determine if all disassembled items have been received……


BB-40

10. DELIVERY, PACKING, SHIPMENT AND STORAGE (cont.)


REQUIRED RECOMENDED


10.10 Contractor shall submit prior to erection a detailed tabulation of all field mounted items with at least the following information:

10.10.1 Contractor's shop order number (if any)… 10.10.2 Number of items…….. 10.10.3 Manufacturer and/or Supplier (if other than

Contractor)…..

10.10.4 Type or catalog number, if listed…… 10.10.5 Short description including service and on

what device it is mounted…………

10.10.6 Shipping date…… 10.10.7 Shipping details…… 10.11 The manufacturer shall provide in the packing

the shock indicator…

10.11.1 Type of the shock indicator…..... 10.12 Dimensions of the packing crate (LxWxH

m)… …..

10.13 Recommended slings length for packing crate (m)… …

10.14 Shipping weight of packing crate (ton)…........ 10.15 Shipping volume of packing crate (ton)… … 10.16 Contractor shall supply 3 (three) months

before the shipment of the equipment 5 (five) sets of the complete Bill of Materials to enable checking and identifying of the equipment upon receipt of the same

10.17 Contractor shall submit 6 (six) months prior to the shipment the authorization documents of the welding procedures used during manufacture in the factory and in the field, as well as qualification documents of the personnel that has performed the welding process in the factory…...

10.18 Each packing crate shall have a packing list and in addition shall be clearly marked with following information:

10.18.1 Descriptive name(s) of equipment or supplies contained……

10.18.2 Quantity packed in a crate….. 10.18.3 Serial numbers, if any, of the equipment

contained…...

10.18.4 Contract (order) number…… 10.18.5 Contractor's name and address (city, state,

and country)….

10.18.6 Gross weight of container…….. 10.18.7 Complete destination marking…… 10.18.8 Indication in which position (horizontal or

vertical) the equipment has to be transported…....


BB-41

10. COMMISSIONING





other requirements.


REQUIRED RECOMENDED


11.1 Contractor shall be responsible for the commissioning of all equipment covered under his contract in case it will be requested by Purchaser…..

11.2 Contractor shall prepare and submit three months

prior to the start of commissioning, a Commissioning Program for approval by Purchaser…….

11.3 The Commissioning Program shall include indications

for:

11.3.1 Commissioning inspection to detect faults which have occurred during transportation, storing or assembly at its final location……….

11.3.2 Preparation for use and procedures to describe the activities required to prepare systems for testing and operation….

11.3.3 Checking of rated data, connection, loading etc. of the equipment and necessary interface with the equipment supplied by others……

11.3.4 Checking of indicating meters, relays, control and communications equipment and similar functions associated with the equipment supplied by others…...

11.3.5 Checking of substation auxiliaries associated with the equipment as AC supply, batteries, chargers etc…...

11.3.6 Testing as detailed in tests on site program including: - the test objective…… - test intent……. - required performance data……... - prerequisites…………... - sequence of activities…… - acceptance criteria……... - putting the equipment into service…. - final check……

11.4 Changes and modifications to the Commissioning

Program shall also be approved by Purchaser…..


BB-42

11. COMMISSIONING (cont.)


REQUIRED RECOMENDED


11.5 Commissioning results shall be witnessed by the Purchaser and documented on forms to be agreed upon by the Contractor. The record shall include other such as omissions or unsatisfactory test results…...

11.6 The Contractor shall maintain an up to date record of all inspections and tests, which shall be handed over to Purchaser at the completion of the site testing and commissioning……..

11.7 The Contractor shall be responsible for making available to Purchaser a minimum of 2 (two) complete sets of marked-up "as built" drawing before leaving the site. Contractor shall correct and reissue the original drawings as soon as possible….

11.8 The Purchaser shall be responsible for connection and disconnection of the equipment to and from system, including first energization , but with the advice and technical assistance of the Contractor (if required)… …

11.9 The Contractor shall be responsible for supplying commissioning personnel with a good knowledge in all relevant operations prior and for commissioning and will be requested to submit a list giving name, experience and proposed duration on site….

11.10 The Contractor shall be responsible for safety of personnel, ours or his own, involved in commissioning and shall take all possible precautions and be fully aware of dangers involved in testing. Contractor's personnel should also be ensured against death, personal accident and health while in Israel and be covered by Employers Liability Insurance applicable in their country of origin….

11.11 Major failure or damage to equipment will require either its return to the factory or assignment of a special crew to carry out repairs…….

11.12 Commissioning personnel shall repair minor failure as failures in metering and relaying control……..

11.13 All expensive (including transport to factory and return) in connection with damages and repairs as described above shall be paid by Contractor……….


BB-43

12. QUALITY CONTROL





other requirements.


REQUIRED RECOMENDED


12.1 The Bidder shall submit with his proposal a preliminary Inspection and Test Plan (I&T Plan)….

12.2 A mutually agreed I&T Plan, including

witness and hold points, shall be agreed between Purchaser and Contractor. Any subsequent alteration to his program shall require the Purchaser's agreement, prior to start to any work affected by these alterations...

12.3 Tests and Inspection certificates as

required in the Specification and the applicable standards, shall be submitted immediately following their generation. The certificates shall be original, signed by Contractor and contain actual measured values…....

12.4 Any equipment non-conformance to

drawings, Specification or other purchase order requirements which are considered by the Contractor as "acceptable as is" or "for repair", shall be submitted to the Purchaser for approval, with their recommended disposition (see Appendix 7, "Procedure for Handling Non-conformances"). All such non-conformances shall be approved by Purchaser, shall be documented, and a copy of the approval shall accompany each shipment……

12.5 All materials used in the manufacture of

the equipment shall conform to the Specification, approved drawings and accepted standards…..


BB-44

13. OPERATION, MAINTENANCE AND INSPECTION





other requirements.


REQUIRED

RECOMEND

ED

OFFERED


13.1 All mechanical couplings, contacts and other mechanism shall be adjusted and tested at the factory so that no such work is necessary in the field….

13.2 Specify which individual part should be adjusted, regulated or tested in the field before and during assembling..

13.3 Specify expected man-hours required for in the field works before and during assembling (man-hours)……

13.4 Necessary inspection works 13.4.1 Number of months under normal service conditions

between successive checking of:

13.4.1.1 Circuit breaker contacts (month) ……….. 13.4.1.2 Circuit breaker operating mechanism (month) ……… 13.4.1.3 Current transformer (month) ……….. 13.4.1.4 Other (indicate details) (month) ………... 13.4.2 Expected man-hours required for periodical inspection

of:

13.4.2.1 Circuit breaker contacts (man-hours)…… ….. 13.4.2.2 Circuit breaker operating mechanism (man-hours)….. 13.4.2.3 Current transformer (man-hours)……… ….. 13.4.2.4 Other (indicate details) (man-hours)……… …..

13.5 Necessary maintenance works 13.5.1 Number of months between successive cleaning,

painting and rust proofing of metal parts (months) ..… …..

13.5.2 Number of operation at rated current for which maintenance of the CB main contacts is necessary (operation) …..……

13.5.3 Other (indicate details) ……....... 13.5.4 Expected man-hours required for maintenance of:

13.5.4.1 Cleaning, painting and rust proofing of metal parts (man-hours)

13.5.4.2 Maintenance of the CB main contacts (man-hours)….. 13.5.4.3 Other (indicate details) (man-hours)… …..


BB-45

13. OPERATION, MAINTENANCE AND INSPECTION (CONT.)


REQUIRED

RECOMENDED

OFFERED


13.6 Overhaul 13.6.1 Number of operation at rated current

for which replacing of the CB main contacts is necessary (operation) ..

13.6.2 Indicate when breaking chamber should be replaced…..

13.6.3 Time under service conditions before an overhaul is required (years)……

13.6.4 Expected man-hours required for overhaul (man-hours) …

13.7 Expected life duration of the offered

type of CB and CT (years)

13.8 Manufacturer shall ensure spare

parts for the delivered equipment for a period of life duration…..


BB-46

14. Check-list of the documents accompanying the proposal

No. Type of Document Description of document

Name / Description / number of the bidder’s document

Submitted

Yes/No

Bidder’s

comments

1 Questionnaire Questionnaire All Clauses

APPENDIX NO. 6: Reliability Statistics

2 Quality Assurance documentation

Certification of Approval of the Quality Assurance System according to the ISO 9001

3 Qualification of Subcontractor's Procedure

4 List of qualified Bidders of the most important parts and components

5 A preliminary Inspection and Test Plan (I&T plan).

6 Drawings and tests

Dimension drawings giving principal dimensions of the CB and CT

7 Plan, elevations and cross-sections of the CB and CT

8 Description and drawings of provisions for installing the CB and CT on the concrete foundation including all static and dynamic support point reactions

9 Drawings and technical data for circuit breaker and its operating mechanism

10 Drawings and technical data for current transformer including cross sections through CT's components and wiring diagrams of primary and secondary CT's coils

11 Drawings and technical data for CB and CT bushings


BB-47

No. Type of Document Description of document

Name / Description / number of the bidder’s document

Submitted

Yes/No

Bidder’s

comments

12 Drawings and technical data for CB operating mechanism

13 Drawings depicting the interlock system

14 Description of all measuring control and protective relaying equipment

15 List of accessories and fittings with short description, technical data and catalogues

16 Drawings of all nameplates

17 Type tests reports (authority, number and date) for offered type of the CB and CT according to Appendixes 1 and 2

18 Customer list for the offered type of the CB and CT for last five years, with sum for each year (number of units, date of supply, Purchaser)

19 A list of all items to be shipped separately for field assembly

20 A list of recommended special tools and instruments necessary for assembling of the CB and CT

21 Drawings and descriptions of packing and handling

22 A list of all parts which could wear out after expiration of the warranty period, after 5 years,10 years and 30 years of operating according to Manufacturer or users experience


BB-48

No. Type of Document

Description of document Name / Description / number of the bidder’s document

Submitted

Yes/No

Bidder’s

comments

23 General instruction book for storage, erection, operating and maintaining

24 A list of local and remote signals

25 Recommendations for prolonged (2-3 years) storage before erection, taking into consideration the specific conditions under sub clause 2

26 Certificate of SF6 gas non-toxicity

27 Detailed vapor pressure graph showing the relationship between the SF6 gas pressure, temperature and density. The maximum and minimum operating pressure and/or densities shall be shown on this graph as well as the operating characteristics of the temperature compensated gas monitoring device to be supplied

28 Assembly and details of the gas filling, evacuating and process equipment

29 Arrangement and details of the structural support steelworks

30 Magnetizing curves for current transformer

31 A list of all gaskets and sealing rings including location, dimensions, compound denomination, number of catalogue, resilience properties, hardness and duration of conservation in storage without loss of qualities

32 A list of all bolts used in CB and CT including dimensions, number of catalogue, type of thread, maximum torque for fastening

Additional Manufacturer's documents

33 As part of the tender process the bidder’s expert may be required to come to IECo premises in Haifa Israel to consult the IECo regarding his proposal.

Yes-

required


BB-49


15. TECHNICAL DOCUMENTS AFTER NOTIFICATION OF AWARD





other requirements.


REQUIRED RECOMENDED


15.1 All data, nameplates and descriptive materials shall be in English or Hebrew. Dimension and weights shall be shown in metric units. All descriptive materials (lists, instruction books, etc.) should be numbered and dated for easy identification and reference purposes. Indicate for all requirements, number of drawing, catalogues or other documents……

15.2 After notification of award, Contractor shall within 30 (thirty)days of date of award, submit to the Purchaser for approval 4 (four) sets of prints of drawings covering the following information:

15.2.1 Outline drawings of the offered CB and CT, including all necessary details for erection, such as general dimensions, weights, fixing holes, static and dynamic forces, size and locations of the earthing terminals, etc…..

15.2.2 Descriptions, cross sections and explosion drawings showing all components (CB, CT, operating mechanism, connections between the CB and CT primary terminals etc.) and the corresponding catalog numbers ….

15.2.3 Technical catalogs of the all equipment... 15.2.4 Complete nameplates drawings ….. 15.2.5 Wiring and elementary diagrams of the control and measuring

circuits …..

15.2.6 Gas monitoring scheme, including all devices for measuring, control and alarm

15.2.7 Shipping assembly drawing with overall size and weight…………….

15.2.8 Final list of all subcontractors and sub suppliers including name, address and a copy of their Quality Assurance Certificate…………..

15.2.9 Instructions manuals, technical directives, drawings and any other relevant descriptive materials which shall contain all information required for the mounting, commissioning, operation, maintenance, periodic checking and repair of offered equipment…………………...


BB-50

15. TECHNICAL DOCUMENTS AFTER NOTIFICATION OF AWARD (cont.)


REQUIRED RECOMENDED


15.3 3 (three) months before delivery, Contractor shall submit to the Purchaser 4 (four) sets of prints of the Instruction book. The Instruction book shall include for supplied equipment all technical information, drawings, diagrams and prescriptions required for: - Assembly on site ……. - Commissioning and site testing …… - Operation …………. - Maintenance ……… - Checking ……….. - Overhauls …………. - Dismantling ……….. - Information for ordering renewal parts … - Indication for storage before erection …..

15.4 Purchaser reserves himself the right to require all necessary additional data, descriptions, drawings, etc. that may contribute in completing information supplied by Manufacturer about the equipment…..

15.5 If the prints are returned by the Purchaser and stamped "approved except as noted", Contractor shall make corrections per Purchaser's marking and shall resubmit required copies of the correct documents as stated above……

15.6 In addition to the drawing requirements, Contractor shall furnish a comprehensive outline as to extent of field fabrication required and as to all temporary wiring, disassembling, reassembling, welding, cleaning, checking, inspection, painting, testing, etc. required to be done by the Erector……

15.7 After notification of award, Contractor shall within 60 (sixty) days of date of award, submit to the Purchaser 5 (five) sets of prints of Quality Assurance Manual including a full description of Contractor's Quality Assurance program…..

15.8 Contractor shall furnish the following Quality Control documentation:

15.8.1 Inspection and Test Plan included in Contractor's Quality plan……..

15.8.2 Quality Control Procedures…... 15.8.3 Electrical testing procedures as per applicable

standards…...

15.8.4 Non-conformance's procedures………


BB-51

15. TECHNICAL DOCUMENTS AFTER NOTIFICATION OF AWARD (cont.)


REQUIRED RECOMENDED


15.9 Routine, type and special test reports shall be submitted for approval 1 (one) month before delivery, in 8 (eight) copies…….. The shipment cannot be realized before test approval….

15.10 Commissioning program shall be

supplied for approval in 8 (eight) copies, 3 (three) months before delivery…….

15.11 All documents and drawings shall be

provide with: Purchaser name……….. Project name………… Unit serial number….. Purchaser's order number…. Specification number…….. Supplier's order number….


BB-52

16. SPARE AND RENEWAL PARTS


REQUIRED RECOMENDED


16.1 The life duration of the equipment as a

whole and the normal replacement

cycle of the component parts is

included in the offer (Yes/No)

Yes

16.2 Included is a catalogue containing all relevant potential Spare Parts for the proposed equipment as well as a detailed list of Spare Parts recommended for:

16.3 The short term: start-up, commissioning and until expiration of the warranty period (Yes/No)

Yes

16.4 The long term: spare parts for periods

of five (5) years as of the end of the

warranty period, and ten (10) years as

of the end of the warranty period

(Yes/No)

Yes (C)

16.5 Wear out components such as

batteries electrolytic capacitor etc.,

maintenance and replacement policy is

detailed in the bidder's offer. The

details includes life span of the

components, replacements procedure

(Yes/No)

Yes

16.6 The catalog and the lists include for

each item:

16.6.1 Item description and item designation

(Yes/No) Yes

16.6.2 Likelihood that the part will be required

for replacement during each relevant

period (short term, long term) (Yes/No)

Yes

16.6.3 Name of Bidder and Manufacturer

(Yes/No) Yes

16.6.4 Necessary catalogue data for separate

order (Yes/No)

Yes

16.6.5 Optimal stocking level (Yes/No) Yes

16.6.6 Lead time before supply (including

transport time to Israel) (Yes/No)

Yes

16.7 All Spare Parts shall be new and

unused in all cases (Yes/No)

Yes

16.8 The Contractor guarantees that all the

Spare Parts features will be according

to its catalogue and that the catalogue

is periodically updated to stay current

(Yes/No)

Yes


BB-53

16. SPARE AND RENEWAL PARTS (cont)

Spare Part List

Spare Part

Name & №

Producer's Name

Spare Part

Purpose

Probability of Failure

Technical Data

Drawing №

Is It In

Stock (y/n)

Supply Time After

Ordering

For short term (start-up, commissioning and until expiration of the warranty

period).

Item 1

Item 2

Item 3

For 5 (five) years after the end of warranty.

Item 1

Item 2

Item 3


BB-54

16. SPARE AND RENEWAL PARTS (cont)

Spare Part List

Spare Part

Name & №

Producer's Name

Spare Part

Purpose

Probability of Failure

Technical Data

Drawing №

Is It In

Stock (y/n)

Supply Time After

Ordering

For 10 (ten) years after the end of warranty.

Item 1

Item 2

Item 3

For 30 (thirty) years after the end of warranty.

Item 1

Item 2

Item 3


BB-55

17. SPECIAL TOOLS


Contractor shall give here a list of recommended special tools for assembly and

maintenance.


BB-56

18. COMMENTS BY MANUFACTURER ON ANNEXURE "B"



BB-57

19. DEVIATIONS FROM REQUIREMENTS


Contractor is requested to describe or indicate deviations of the equipment and

accessories from all requirements in this Specification.

In case no deviations are mentioned it will be understood that Contractor's offer

entirely complies with all requirements in this Specification.


BB-58

20. CONFORMITY WITH PROPOSAL DOCUMENTS


Contractor hereby certifies that he agrees to all provisions of the Proposal

Documents unless exceptions are specifically and clearly listed in the Proposal and

identified as Exceptions. Contractor printed terms and conditions are not considered

specific exceptions. Any exceptions, which Contractor has taken, are listed on Page:

____________

Contractor hereby certifies that he agrees to all conditions of the cover letter of THE

ISRAEL ELECTRIC CORPORATION LIMITED, which accompanies the Proposal

Documents.

.

___________________________ ______________________________

Signature of Contractor Date of Proposal

SUMMARY OF DATA QUESTIONNAIRE - iec.co.il OF DATA QUESTIONNAIRE ... 1120 2.1.8 Maximum wind velocity...

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