BOM - 225-33kV Substation SIN - 07.05.15

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NO EQUIPMENTS QUANTITY UNIT REMARKS

1 BAY 1 LINE NKT CENTRALE NORD

1.1 HV EQUIPMENT 1 PACKAGE

245kV,10kA,CL:3, Surge arresters equipped with individual discharge counters(Outdoor)

3 Nos

1.As per particular technical specification (REF - NKT-NDB/4FG/0300291/000/01) page no 14/42 clause no 4.2.1.1 the Contractor must use aerodynamically-profiled cups (without ribs) for the insulator strings, also guaranteeing a creepage distance of at least 40 mm/kV.

2.Surge arrester ratings,type,class are subject to approval to insulation co-ordination study by the client and the consultant.

225/3 kV/ (100 )/3V/100/3V ,Core1:0.5/3P,50VA,Core2:0.5/3P,50VA Capacitive voltage transformer (CVT) designed to be equipped with line traps and two secondary windings(Outdoor)

3 Nos

1. VT ratings,type and clause mentioned are tentaive and shall be confirmed after the approval of calculation by the client and the consultant.

2. As per particular technical specification (REF - NKT-NDB/4FG/0300291/000/01) page no 14/42 clause no 4.2.1.1 the Contractor must use aerodynamically-profiled cups (without ribs) for the insulator strings, also guaranteeing a creepage distance of at least 40 mm/kV.

225kV,1250A,31.5kA/1sec, line combined disconnector, motorized, three pole, operated, and associated with two earthing disconnector switches manual operated.(Outdoor)

1 No


225kV,1200-800/1-1-1-1A,core1:0.5Fs5,30VA. Core2:5P20,30VA.Core3:5P20,30VA.Core4:5P20,30VA, Current transformers (CT)(Free standing)(Outdoor)

3 Nos

1. CT ratings,type and clause mentioned are tentaive and shall be confirmed after the approval of calculation by the client and the consultant.


225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing)(3-Phase)(Outdoor)

1 No


225 kV,1250 A,31.5kA/1sec, Three phase circuit breaker - single pole operated, equipped with a central control cubicle(Outdoor)

1 No


BOQ FOR ELECTRICAL (PRELIMINARY/TENTATIVE BOQ) REV 0 DATED 07.05.2014

225/33kV SIN - SUBSTATION

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225 kV,1250 A,31.5kA/1sec, Busbar vertical disconnector(Pantograph type), motorized - single pole operated and equipped with a central control cubicle (3-PHASE)(outdoor)

2 set


2. As per particular technical specification (REF - NKT-NDB/4FG/0300291/000/01) clause no (4.2.1.2,4.2.1.4,4.2.1.5,4.2.1.6)busbar disconnectors is mentioned as vertical disconnector type ,motorised-single pole operated, Whereas as per as per tender layout(dwg no 1256618 ) and section drawings(dwg no 1257016&1257018&1257124&1256789) high post bus bar scheme is followed in which pantograph disconnectors are used. In light of above we are proposing Pantograph disconnectors .This is for information and clarity.

2 BAY 2 LINE NKT CENTRALE NORD



3 Nos




3 Nos




1 No



3 Nos



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1 No



1 No



2 set



3 BAY 1 LINE PK41



3 Nos




3 Nos



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1 No



3 Nos




1 No



1 No



2 set



4 BAY 2 LINE PK41


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3 Nos




3 Nos




1 No



3 Nos




1 No



1 No


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2 set



5 BAY LINE TASIAST



3 Nos




3 Nos




1 No



3 Nos



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1 No



1 No



2 set



6 BAY BUSBARS COUPLING 225KV

6.1 HV EQUIPMENT 1 -

225kV,2000A,31.5kA,1sec,Three-phase, circuit breakers - Three pole operated 1 No


225 kV,1250A,31.5kA,1sec, busbar vertical disconnector(Pantograph type), motorized - single pole operated and equipped with a central control cubicle (3 phase)

2 set



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225kV,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing) (3 phase)

2 Nos


225kV,2500-1250/1-1-1-1A,core1:0.5Fs5,30VA. Core2:5P20,30VA.Core3:5P20,30VA.Core4:5P20,30VA, Current transformers (CT).(free standing)

3 Nos



7 BAY TRANSFORMER 225/33KV

7.1 HV EQUIPMENT 225KV 1 -

225/33kV,1250A, 20 MVA - YNd11 power transformer equipped with all its accessories and on load tap changer (outdoor)

1 No


2. Surge arrester(245kV,33kV) to be mounted in the transformer itself as per the particular technical specifications (REF - NKT-NDB/4FG/0300293/001/00) page no 17/44clause no 4.2.1.5

225 kV,1250 A,31.5kA/1sec, three phase circuit breaker - Three pole operated, equipped with a central control cubicle (outdoor)

1 No


225 kV,1250 A,31.5kA/1sec, Busbar vertical disconnector (Pantograph type), motorized - single pole operated and equipped with a central control cubicle (outdoor)(3 phase)

2 set



225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing),Busbar side(3-phase) (outdoor)

1 No


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225kV,200-100/1-1-1-1A,core1:0.5Fs5,30VA. Core2:5P20,30VA.Core3:5P20,30VA.Core4:5P20,30VA, Current transformers (CT) (outdoor)(free standing)

3 Nos



225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing),Transformer side (outdoor) (3 phase)

1 No


245kV,10kA,CL:3, Surge arresters equipped with individual discharge counters (outdoor)

3 Nos


2. Surge arrester(220kV,33kV) to be mounted in the transformer itself as per the particular technical specifications (REF - NKT-NDB/4FG/0300293/001/00) page no 17/44clause no 4.2.1.5

CT: 200-100/1A,Core1:5P20,30VA, 1250A ,31.5kA/1sec,torodal current transformer (CT) equipped with one secondary winding, installed on the neutral earthing connection of the transformer(outdoor type)

1 No



8 HV EQUIPMENT 33KV 1 PACKAGE

33/0.4 kV - 250 kVA - Dyn5 auxiliary transformer 1 No


2.Ratings of Auxillary transformer is subject to calculation approval by the client and the consultant

ZN - 1000 A / 5s earthing transformer 1 No


800-400/1-1A,core1:5P20,30VA,Core2:5P20,30VA,1kA, 5sec,Torodal current transformer equipped with two secondary windings, installed on the 33 kV neutral earthing connection of the ZN earthing transformer(outdoor type)

1 No


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33kV,10kA,CL:3,surge arresters equipped with individual discharge counters 3 Nos



9 BAY 1 REACTANCE COMPENSATION 225KV


225 kV - 50 Mvar compensation shunt reactor equipped with all its accessories including in built neutral CT's (outdoor)

1 No


2. Surge arrester to be mounted in the reactor itself as per the particular technical specifications (REF - NKT-NDB/4FG/0300291/001/00) page no 16/44 clause no 4.2.1.6

3.CT ratings,type and clause shall be confirmed during detailed engineering.CT mounting on the reactors to be discussed during detailed engineering.

225 kV,1250 A,31.5kA/1sec, Three phase circuit breaker - single pole operated, equipped with a central control cubicle (outdoor)

1 No



2 set



225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing),Busbar side (3-PHASE)(outdoor)

1 No


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225kV,400-200/1-1-1-1A,core1:0.5Fs5,30VA. Core2:5P20,30VA.Core3:5P20,30VA.Core4:5P20,30VA, Current transformers (CT)(free standing) (outdoor)

3 Nos



225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing),Reactor side (3-PHASE)(outdoor)

1 No



3 Nos



CT: Core 1: 75/1A,CL:5P20, Core 2: 75/1A,CL:5P20,torodal current transformer (TC) equipped with two secondary windings, installed on the neutral earthing connection reactor(outdoor type)

1 No



10 BAY 2 REACTANCE COMPENSATION 225KV


225 kV - 50 Mvar compensation shunt reactor equipped with all its accessories including in built neutral CT's (outdoor)

1 No


2. Surge arrester to be mounted in the reactor itself as per the particular technical specifications (REF - NKT-NDB/4FG/0300291/001/00) page no 16/44 clause no 4.2.1.6

3.CT ratings,type and clause shall be confirmed during detailed engineering.CT mounting on the reactors to be discussed during detailed engineering.

225 kV,1250 A,31.5kA/1sec, Three phase circuit breaker - single pole operated, equipped with a central control cubicle (outdoor)

1 No


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2 set



225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing),Busbar side (3-PHASE)(outdoor)

1 No


225kV,400-200/1-1-1-1A,core1:0.5Fs5,30VA. Core2:5P20,30VA.Core3:5P20,30VA.Core4:5P20,30VA, Current transformers (CT)(free standing)

3 Nos



225kV,1250A,31.5kA/1sec,Earthing disconnector switch, manual operated equipped with a temporized locking coil (Free standing),Reactor side (3-PHASE)(outdoor)

1 No



3 Nos



CT: Core 1: 75/1A,CL:5P20, Core 2: 75/1A,CL:5P20,torodal current transformer (TC) equipped with two secondary windings, installed on the neutral earthing connection reactor(outdoor type)

1 No



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11 HV EQUIPMENT (BUS BAR BAY) 1 PACKAGE

Busbar earthing disconnector switches manual operated equipped with a temporized locking coil in combination with push button(3 PHASE) (OUTDOOR)

4 Nos


225/3 kV/ (100 )/3 V/100/3V ,Core1:0.5/3P,50VA,Core2:0.5/3P,50VA , voltage transformer (VT) on busbar (OUTDOOR)

6 Nos



12 Conductors,Aluminium& CU Tubes, Power connectors, Post Insulator, CT/CVT/VT junction box & BMK

1 -

12.1 Conductor (AAAC)

Total Length of the 630 mm2 Al Conductor 600 MtrBOQ is tentative and may vary based on the actual overall equipment layout,section drawings, erection key drawing, conductor sizing claculation which is subject to client and consultant approval.

12.2 Tube (Al & Cu)

AGS 104/120 mm dia 1850 MtrBOQ is tentative and may vary based on the actual overall equipment layout,section drawings, erection key drawing, conductor sizing claculation which is subject to client and consultant approval.

Cu tube 40/50 mm dia (For neutral earthing of transformers) 30 MtrBOQ is tentative and may vary based on the actual overall equipment layout,section drawings, erection key drawing, conductor sizing claculation which is subject to client and consultant approval.

12.3 Post insulators

225kV,8kN,post insulator(Horizontal mounting) 145 Nos

1. BOQ is tentative and may vary based on the actual overall equipment layout,section drawings, erection key drawing,cantilever strength claculation which is subject to client and consultant approval.

2. As per general technical specification (REF - NKT-NDB/4FG/0300292/000/01) page no 17/40 clause no 4.2.1.1 the Contractor must use aerodynamically-profiled cups (without ribs) for the insulator strings, also guaranteeing a creepage distance of at least 40 mm/kV.

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225kV,8kN,post insulator(Vertical mounting) 3 Nos



33kV,8kN,post insulator(Horizontal mounting) 3 Nos



33kV,8kN,post insulator(Vertical mounting) 2 Nos



12.4 CT/VT/CVT JUNCTION BOX & BMK

220kV CT junction box (outdoor)(structure mounted) 9 Nos

220kV CVT junction box (outdoor)(structure mounted) 5 Nos

220kV VT junction box (outdoor)(structure mounted) 2 Nos

220kV BMK (outdoor)(structure mounted) 9 Nos

12.5 POWER CONNECTORS

12.5.1 225kV Side

Straight connector(CT,CB)Cable: 630Sq.mm, AAAC 72 Nos

QTY & Type of connectors may vary based on the vendor drawings and the erection key drawings, conductor sizing caculations,section drawings which is subject to approval pf client/consultant.

90 connector (CVT,TRAFO)Cable: 630Sq.mm, AAAC

18 Nos


90 bimetallic connector (LINE LA,ISO)Cable: 630Sq.mm, AAAC

30 Nos


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Straight connector with Bi metallic(ISO)Cable: 630Sq.mm, AAAC

15 Nos


Tee Connector Cable: 630Sq.mm, AAACCable: 630Sq.mm, AAAC

30 Nos


Tee Connector (VT,LA,ES)Cable: 630Sq.mm, AAAC 18 Nos


Tee Connector (ES)Tube: AL, 104/120mm diaCable: 630Sq.mm, AAAC

12 Nos


Straight connector(CB,CT,BUS VT)Tube: AL, 104/120mm dia 33 Nos


90 Connector (HV Neutral)Tube: AL, 40/50mm dia

9 Nos


Straight connector with Bi metallic (BUS ISO)Tube: AL, 104/120mm dia

54 Nos


Straight connector with flexible Bi metallic(BUS ISO)Tube: AL, 104/120mm dia

24 Nos


Tee connector with base (For BPI)Tube: AL, 104/120mm dia

85 Nos


Tee connector with flexible base (For BPI)Tube: AL, 104/120mm dia

63 Nos


Tee Connector (ES)Tube: AL, 104/120mm dia 30 Nos


Round tube end cap: AGS 104/120mm dia 10 Nos


Flat tube end cap: AGS 104/120mm dia 90 Nos


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PG Clamp(for line 630sqmm conductor) 15 Nos


12.5.2 33kV side

90 DEG connector(TRAFO MV PHASE TERMINAL)Tube: Cu, 40/50mm dia 3 Nos


90DEG connector(TRAFO Neutral EARTHING)Tube: Cu, 40/50mm dia 2 Nos


Tee connector bimetallic(LA)Tube: Cu, 40/50mm dia

3 Nos


Tee connector with base (for Post insulator used for tube support in tertiary of power transformer)Tube: Cu, 40/50mm dia

3 Nos


Cable connector(185mm) to tube cu 40/50mm 3 Nos


Cable connector(300mm) to tube cu 40/50mm 6 Nos


13 BOARD 33KV - CEL INCOMER TRANSFORMER 225/33KV

13.1 33kV EQUIPMENT (INDOOR) 1 PACKAGE

33kV,800A,25kA/1sec,Withdrawable three pole operated circuit breaker 1 No -

33kV,800-400/1-1-1A,Core1:5P20,30VA, Core2:5P20,30VA,Core3: 0.5Fs5,30VA,Current transformers equipped with three secondary windings: measurements and protections

3 Nos


33/3 kV/ (100 )/3 V/100/3 V,Core1:0.5/3P,50VA,Core2:0.5/3P,50VA Voltage transformers equipped with two secondary windings

3 Nos


Three pole operated earthing switch manual operated equipped with a locking coil in combination with push button

1 No -

Voltage detector system indicators (VDS) 3 Nos -

LV COMPARTMENT:

The LV compartment of switchgear shall comprise of protection/auxillary relays ,test blocks ,metering,wiring terminals all other associated LV equipments complying to technical specification and scope of work ,technical data sheet ,SLD and protection logic diagram.

Energy meter(0.5)class Located in the LV compartment

1 lot -

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13.2 BOARD 33KV - CEL FEEDER CABLE 1

33kV EQUIPMENT (INDOOR) 1 PACKAGE

33kV,800A,25kA/1sec,Withdrawable three pole operated circuit breaker 1 No -

33kV, 400-200/1-1A,Core1:5P20,30VA, Core2:5P20,30VA, Current transformers equipped with three secondary windings: measurements and protections

3 Nos



1 No


Voltage detector system indicators (VDS) 3 Nos -

LV COMPARTMENT:


1 LOT -

1.The supply of a cable differential protection relay-87L (identical to the SIN-33kV Cable feeder at SIN end) as a loose item and associated auxillary relays and accessories for the remote end is included in the scope of supply .

1 LOT -

13.3 BOARD 33KV - CEL FEEDER CABLE 2

33kV EQUIPMENT (INDOOR) 1 PACKAGE

33kV,800A,25kA/1sec,Withdrawable three pole operated circuit breaker 1 No

33kV, 400-200/1-1A,Core1:5P20,30VA, Core2:5P20,30VA, Current transformers equipped with three secondary windings: measurements and protections

3 Nos



1 No

Voltage detector system indicators (VDS) 3 Nos

LV COMPARTMENT:


1 lot -

1.The supply of a cable differential protection relay-87L (identical to the SIN-33kV Cable feeder at SIN end) as a loose item and associated auxillary relays and accessories for the remote end is included in the scope of supply .

1 lot -

13.4 BOARD 33KV - CEL METERING + EARTING 33KV

33kV EQUIPMENT (INDOOR) 1 PACKAGE -

33/3 kV/ (100 )/3 V/100/3V,Core1:0.5/3P,50VA,Core2:0.5/3P,50VA, Voltage transformers equipped with two secondary windings

3 Nos



1 No -

13.5 TEST CONNECTORS FOR 33kV SWITCHGEAR

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One test connector for each type of protection relays located in 33kV switchgear 1 LT -

14 MV & LV Cable ladder/Tray Accessories as per general technical specification, scope of works,drawings and technical data sheets.

14.01.01 LV CABLE LADDER (INDOOR) (HOT DIP GALVANISED)

Straight Section sheet steel Material hot dip galvanised , 600mm Wide 20mm Outside Stiffened Upper Return Flange, Swaged Round Tubular Rungs, Material Thickness-2mm, Side Rail Height - 175mm, Rung Spacing - 140mm, Length - 3660mm Cable ladder having the following widths. (indoor)

16 Nos

QTY&TYPE arrived are tentative and subject to vary based on the approval of actual cable routing drawing,overall equipment layout , cable trench layout/ladder/tray layout, cable sizing calculations by the client and the consultant.

600mm Wide Horizontal Tee cable ladder of hot dip galvanised , sheet steel Material Thickness-2mm, Side rail height - 175mm, 20mm flange, 300mm radius, Aluminum, Round tubular rung type with the following wide & side heights (indoor)

3 Nos


Blind End with Screw of hot dip galvanised, nut & flat washer for 600mm Wide& Side rail height-175mm

4 Nos



1 No


Standard connector of hot dip galvanised and hardware 31 Nos


Expansion Connectors of hot dip galvanised & Hardwares 31 Nos


6m long, Double unistruct channel of hot dip galvanised for cable ladder supports. 7 Nos


14.01.02 Post base & Hardwares(INDOOR)(HOT DIP GALVANISED)

Double Channel high Post base of hot dip galvanised with two hole fixing plate 26 Nos


Block color plastic End Cap 52 Nos


Notes-All of the cable paths, trays and their supports shall be hot-dip galvanised as per General Technical Specifications,clause 3 page no 9/11 - Cable installation and cable connection works REF.: NKT-NDB/4FG/0292672/001/00 .

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80mm long, Steel Anchor fastener of hot dip galvanised 52 Nos


Hold Down Clamp & Hardwares of hot dip galvanised 70 Nos


Bonding Jumper of hot dip galvanised 39 Nos


14.01.03 LV CABLE LADDER (OUTDOOR) (HOT DIP GALVANISED)

Straight Section sheet steel Material hot dip galvanised , 600mm Wide 20mm Outside Stiffened Upper Return Flange, Swaged Round Tubular Rungs, Material Thickness-2mm, Side Rail Height - 175mm, Rung Spacing - 140mm, Length - 3660mm Cable ladder having the following widths. (outdoor)

361 Nos


600mm Wide Horizontal Tee cable ladder of hot dip galvanised , sheet steel Material Thickness-2mm, Side rail height - 175mm, 20mm flange, 300mm radius, Aluminum, Round tubular rung type with the following wide & side heights (outdoor)

50 Nos


600mm Wide Horizontal cross cable ladder of hot dip galvanised , sheet steel Material Thickness-2mm, Side rail height - 175mm, 20mm flange, 300mm radius, Aluminum, Round tubular rung type with the following wide & side heights (outdoor)

8 Nos


600mm Wide Horizontal elbow cable ladder of hot dip galvanised, sheet steel Material Thickness-2mm, Side rail height - 175mm, 20mm flange, 300mm radius, Aluminum, Round tubular rung type with the following wide & side heights (outdoor)

20 Nos



55 Nos


Standard connector of hot dip galvanised and hardware 722 Nos


Expansion Connectors of hot dip galvanised & Hardwares 722 Nos


6m long, Double unistruct channel of hot dip galvanised for cable tray supports. 241 Nos


14.01.04 Post base & Hardwares (HOT DIP GALVANISED)(OUTDOOR)

Notes-All of the cable paths, trays and their supports shall be hot-dip galvanised as per General Technical Specifications,clause 3 page no 9/11 - Cable installation and cable connection works REF.: NKT-NDB/4FG/0292672/001/00 .

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Double Channel high Post base of hot dip galvanised with two hole fixing plate 241 Nos


Block color plastic End Cap 241


80mm long, Steel Anchor fastener of hot dip galvanised 963


Hold Down Clamp & Hardwares of hot dip galvanised 481


Bonding Jumper of hot dip galvanised 60


14.02.01 PERFORATED TYPE (HOT DIP GALVANISED)-(INDOOR) -

450mm Wide, Inside returned flange, Straight section, sheet steel Material thickness-2mm, Side rail height-100mm, length - 3660mm Cable Tray having the following widths.(indoor)

5 Nos


450mm Wide Horizontal Tee, sheet steel Material Thickness-2mm, Inside returned 20mm flange, side rail height - 100mm, 300mm radius, Aluminum with the following wide.(indoor)

1 Nos


Blind End with Screw, nut & flat washer with 900mm Wide, 100mm Height 16 Nos


Expansion Connectors & Hardwares of hot dip galvanised 10 Nos




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14.02.02 PERFORATED TYPE (HOT DIP GALVANISED)-(OUTDOOR)

450mm Wide, Inside returned flange of hot dip galvanised, Straight section, sheet steel material, Material thickness-2mm, Side rail height-100mm, length - 3660mm perforated Cable Tray with cover having the following widths(oudoor)

120 Nos


450mm Wide Horizontal Tee with cover of hot dip galvanised, sheet steel material,Material Thickness-2mm, Inside returned 20mm flange, side rail height - 100mm, 300mm radius, Aluminum with the following wide. (oudoor)

25 Nos


Blind End with Screw of hot dip galvanised, nut & flat washer with 900mm Wide, 100mm Height

28 Nos


Expansion Connectors & Hardwares of hot dip galvanised 241 Nos






14.03 33kV Cable supports and accessories in the 33kV Switchgear Basement Area(of hot dip galvanised)

300 mm long, Double Channel Aluminium Vertical Arm of hot dip galvanised 8 Nos


1500 mm long, Double Channel(Back to Back) Aluminium Horizontal Arm of hot dip galvanised

40 Nos


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3300 mm long, Double Channel Aluminium Vertical Arm (Swgr End) of hot dip galvanised

17 Nos


1500 mm long, Double Channel Aluminium Horizontal Arm (Swgr End) of hot dip galvanised

8 Nos


Trefoil aluminium clamps suitable for 33kV,1C X 300Sq.mm cable(indoor) 25 Nos


Double Channel 3hole Post Base of hot dip galvanised 26 Nos


90 Degree Angle Fittings of hot dip galvanised 50 Nos


Adjustable hine Fittings of hot dip galvanised 50 Nos


Steel Anchor of hot dip galvanised 78 Nos


Hex. Head Cap Screw / Washer (Flat) of hot dip galvanised 1 LT


Flat Washer 1/2" of hot dip galvanised 1 LT


Nuts and bolts of hot dip galvanised 1 LT


15 33kV CABLES including marking, cable and connection as per the technical specification , technical data sheet and scope of works

1

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33kV,1CX185Sq.mm power cable,CU,XLPE ,CU WIRE ARMOURED,PE OUTER JACKET, Outer sleeve colour - red

95 Mtr

QTY &TYPE arrived are tentative and subject to vary based on the approval of actual cable routing drawing,overall equipment layout , cable trench layout, cable sizing calculations by the client and the consultant.

33kV,1CX300Sq.mm power cable,CU,XLPE ,CU WIRE ARMOURED,PE OUTER JACKET, Outer sleeve colour - red

200 Mtr


33kV Outdoor Termination Kit to suit 1C X 185Sq.mm Cable at 20MVA Transformer End

3 Nos1. 3 nos of outdoor termination kit suitable for each phase of 1C x 185sqmm conductor/cable

33kV Outdoor Termination Kit to suit 1C X 300Sq.mm Cable at 20MVA Transformer End


33kV Indoor Termination Kit to suit 1C X 300Sq.mm Cable at 33kV Switchgear End 3 Nos1. 3 nos of outdoor termination kit suitable for each phase of 1C x 300sqmm conductor/cable

33kV Outdoor Termination Kit to suit 1C X 185Sq.mm Cable Station Auxilary Transformer End


33kV Outdoor Termination Kit to suit 1C X 300Sq.mm Cable at Earthing Transformer


Trefoil aluminium clamps suitable for 33kV,1C X 300Sq.mm cable(outdoor) 67 Nos


Trefoil aluminium clamps suitable for 33kV,1C X 185Sq.mm cable(outdoor) 32 Nos


PVC conduit 100mm dia for outdoor road crossings 600 Nos


16 LV ELECTRICAL EQUIPMENT

16.01 PROTECTION SYSTEM

Protection cabinet for bay line 225kV(PK41-1) 1 Nos

Protection cabinet for bay line 225kV(PK41-2) 1 Nos

Protection cabinet for bay line 225kV(NKT central nord -1) 1 Nos

Protection cabinet for bay line 225kV(NKT central nord -2) 1 Nos

Protection cabinet for bay line 225kV(TASIAST) 1 Nos

For TASIAST feeder protection panels , the distance/protection relays at SIN substation should match with the existings relays in the opposite end station(i.e .TASIAST substation).Tasiast substation is under execution by contractor 'KINROS' as per particular technical specification ( REF - NKT-NDB/4FG/0300291/001/00) page no 10/42 clause no 1.4.3.

Protection cabinet for bay TRANSFORMER 225/33KV 1 No

Protection cabinet for bay REACTANCE COMPENSATION 225KV 2 Nos

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Protection cabinet for bay COUPLAGE 225KV 1 No

225kV bus bar and breaker failure protection 1 No

TEST CONNECTORS

One test connector for each type of protection relays located in 225kV PANELS 1 LT -

16.02 DCS SYSTEM

Digital Control System of non redundant type 1 PACKAGE

SAS server panel 1 No

SAS communication panel 2 No

common BCU panel 1 No

Equipment cabinet for Remote Terminal Unit to SOMELEC 1 PACKAGE

16.03 AUXILLARY SERVICES AND DISTRIBUTION SYSTEM

16.03.01Auxiliary services distribution 400/230Vac as per technical specification,scope of works and technical data sheets 1 PACKAGE

16.03.01.01

Transformer control panel-1(near to transformer), outdoor , Floor mounted-400V, 3Ph, 4Wire, CU,400A, 50Hz, CU,25kA

1.Incomer- 400V , 400A,4P, MCCB- 1NO

1 No

The Ratings of MCCB/MCB/DB and the qty of MCCB are subject to approval of load distribution,approval of auxillary SLD and auxillary transformer sizing calculations ,cable sizing calculations by the client/consultant.

16.03.01.03

AC main distribution board(Control Building), Indoor, Floor mounted- 400V, 3Ph, 4Wire, 400A, 50Hz,CU, 25kA as per technical specification,scope of works and technical data sheets

1.Incomer- 400V 4P 400A,4P, MCCB-1 nos

2.Outgoing feeder-400V, 160A TPN MCCB - 5 nos

3.Outgoing feeder-400V, 125A TPN MCCB - 6 nos

4.Outgoing feeder-400V,63A TPN MCCB- 6 nos



7.Outgoing feeder-400V,16A SPN MCB- 12 nos

8.One voltmeter with associated voltmetric switch

9.One ammeter

1 No

The Ratings of MCCB/MCB/DB and the qty of MCCB/MCB are subject to approval of load distribution,approval of auxillary SLD ,cable sizing calculations by the client/consultant.

16.03.01.04

Power distribution board-1 (control building), Indoor, WALL mounted- 400V, 3Ph, 4Wire, 125A,CU, 50Hz, 10kA .

1.Incomer- 400V , 125A TPN, MCCB -2 no

2.Outgoing feeder- 230V ,20A SPN, MCB-14 no

3.Outgoing feeder- 230V,16A SPN, MCB-8 no

4.Outgoing feeder- 230V, 10A SPN, MCB-5 no

1 No


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16.03.01.05

Power distribution board-2 (accomodation building), Indoor, wallmounted- 400V, 3Ph, 4Wire, 63A,CU, 50Hz, 10kA .

1.Incomer- 400V,63A TPN, MCCB - 1 nos

2.Outgoing feeder- 230V, 20A SPN, MCB- 6 nos

3.Outgoing feeder- 230V,16A SPN, MCB- 5 nos

4.Outgoing feeder- 230V, 10A SPN, MCB -9 nos

1 No


16.03.01.06

Control and relay panel distribution board , Indoor, Floor mounted- 400V, 3Ph, 4Wire, 63A,CU, 50Hz, 10kA .

1. Incomer- 400V ,63A ,TPN, MCCB -1 NOS

2.Outgoing feeder- 400V,32A, SPN, MCCB -24 NOS

3.Outgoing feeder- 230V,20A, SPN, MCB - 32NOS

4.Outgoing feeder- 230V,10A, SPN, MCB - 20NOS

1 No


16.03.01.07

DG control panel (in DG room), Indoor, floor mounted- 400V, 3Ph, 4Wire, 250A, 50Hz, CU,10kA

1.Incomer- 400V ,250A 4P, MCCB -1 no

1 No

The Ratings of MCCB/MCB/DB and the qty of MCCB/MCB are subject to approval of load distribution,approval of auxillary SLD ,DG sizing calculations by the client/consultant.

16.03.01.08

Emergency distribution board, Indoor, wall mounted- 400V, 3Ph, 4Wire, 63A, 50Hz,CU, 10kA (control building) as per technical specification,scope of works and technical data sheets.

1.Incoming feeder-230V,63A TPN, MCCB -1nos

2.Outgoing feeder-230V,32A TPN, MCCB -6nos

3. Outgoing feeder-230V,16A SPN, MCB -3nos

4. Outgoing feeder-230V,6A SPN, MCB -3nos

5 Outgoing feeder-230V,16A TPN, MCB -10nos

1 No

The Ratings of MCCB/MCB/DB and the qty of MCCB/MCB are subject to approval of load distribution,approval of auxillary SLD , by the client/consultant.

16.04 Auxiliary services distribution 110Vdc and 48Vdc 1 PACKAGE

16.04.01 110VDC - BATTERY

110Vdc,400AH Vented Lead Acid battery banks 2 Nos

I/P 400VAC,3Ph,O/P current of 100A,110V DC-Battery chargers 2 Nos

FUSE BOX 2 NosThe specification does not specify explosion proof type and location of fuse box. This is for information and clarity.

Battery and charger ratings are subject to appoval of load profile and battery and charger sizing calculation by the client and the consultant.

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16.04.02

125V,DC,250A,CU,25kA,1sec-DC Main distribution board Floor mounted,Indoor(Main DCDB at Auxiliary room of control building) as per technical specification,scope of works and technical data sheets

1.Incomer-DP,MCCB,250A - 2 nos

2.Bus section-DP,MCCB,250A- 1 nos

3.Bus section-DP,MCCB,63A- 3 nos

4.Outgoing feeder-32A DP MCCB- 12 nos

5.Outgoing feeder-25A DP MCB- 11 nos

6.Outgoing feeder-10A DP MCB- 69 nos

7.One ammeter with shunt

8.One voltmeter with four-position switch and with automatic return

1 NoThe Ratings of MCCB/MCB/DB and the qty of MCCB/MCB are subject to approval of auxillary SLD ,cable sizing calculations by the client/consultant.

16.04.03 48VDC - BATTERY

48Vdc,200AH on Vented Lead Acid battery banks 2 Nos

I/P 400VAC,3Ph,O/P current of 50A,48V DC-Battery chargers 2 Nos

FUSE BOX 2 NosThe specification does not specify explosion proof type and location of fuse box. This is for information and clarity.

16.04.04

48V,DC,63A,CU,10kA,1sec-DC Main distribution board Floor mounted,Indoor(Main DCDB at Auxiliary room of control building) as per technical specification,scope of works and technical data sheets

1.Incomer-DP,MCCB,63A - 2nos

2.Bus section-63A DP MCCB - 1nos

3.Outgoing feeder-10A DP MCB - 15nos

4.One ammeter with shunt

5.One voltmeter with four-position switch and with automatic return

1 NoThe Ratings of MCCB/MCB/DB and the qty of MCCB/MCB are subject to approval of auxillary SLD ,cable sizing calculations by the client/consultant.

17.01 TELECOM system station and associated substations 1 PACKAGE

Tele protection panel 1 No

communication panel 2 Nos

F.O Patch panel 1 No

F.O Patch Chord/cable length 625 Mtrs

Length given is tentative and shall vary based on the cable routing drawing, overall equipment layout and the telecom architecture and the scheme approvals by the client/consultant.

F.O Patch cable connectors 1 LT

OPGW-FO JUNCTION BOX 5 NOS

Telecommunication equipment( 33kV switchgear) at both end of 33kV cable feeders is not included in scope of supply as per particular technical specification ( REF - NKT-NDB/4FG/0300291/001/00) page no 38/42 clause no 5.2.1

- -

17.02 Telephony system station and associated substations 1 PACKAGE

Battery and charger ratings are subject to appoval of load profile and battery and charger sizing calculation by the client and the consultant.

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17.03

Telecom system /associates at Tasiast substation is not required as per scope of work(Which will be taken by Tasiast substation contractor 'KINROS' as per particular technical specification ( REF - NKT-NDB/4FG/0300291/001/00) page no 10/42 clause no 1.4.3 and and as per clause 5.1.2 of page no 38/42).

- -

18 HVAC (heating, ventilating and air conditioning ) 1 PACKAGE

19 Earthing system 1 PACKAGE

19.01 Earthing conductors,cad weld,Earth rods & accessories

120 Sq.mm bare copper conductor 11950 Mtrs

1.In the case of laying in aggressive soil, the buried copper conductors are covered with a lead sheath as as the general technical specifications-Earthing system and lightning protection system ( REF - NKT-NDB/4FG/0292667/001/00) page no 7/11 clause no 4.1.2. The boq is tentative and subject to

BOM - 225-33kV Substation SIN - 07.05.15

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Transcript of BOM - 225-33kV Substation SIN - 07.05.15