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INDEX
DESCRIPTION DRAWING DESCRIPTION ASSEMBLY NUMBER DRAWING
NOTES .................................................................................................. EESS-10031-02 ASSEMBLY DETAILS OVERVIEW ......................................................................................... EESS-10031-03 • EARTH GRID CONNECTION ............................................... ASSY 40A .......... EESS-10031-40
A
EARTHING ASSEMBLY • EARTH GRID I RISER CONNECTION .................................... ASSY 40B .......... EESS-10031-40
• EARTH GRID - PLAN ................................................................ EESS-10031-05 • EARTH ROD CONNECTION ................................................ ASSY 41A .......... EESS-10031-41
- SECTION A ....................................................... EESS-10031-06 • OPERATOR EARTH MAT CONNECTION ................................... ASSY 41B .......... EESS-10031-41
• POWER TRANSFORMER - PLAN ................................................................ EESS-10031-07 • COVERED GNIYE STRANDED COPPER CONDUCTOR TEE ................ ASSY 42A .......... EESS-10031-42
- SECTION A ........................................................... EESS-10031-08 • FIXING EARTH RISER TO CONCRETE ................................... ASSY 43A .......... EESS-10031-43
• CIRCUIT BREAKER .................................................................................. EESS-10031-09 • FIXING EARTH RISER TO CONCRETE - MECHANICAL PROTECTION ... ASSY 43B .......... EESS-10031-43
• CURRENT TRANSFORMER ........................................................................... EESS-10031-10 • FIXING COVERED GNIYE STRANDED COPPER TO STEEL ............. ASSY 44A .......... EESS-10031-44
• VOLT AGE TRANSFORMER ........................................................................... EESS-10031-11 • FLAT I STRANDED COPPER BOLTED CONNECTION ..................... ASSY 44B .......... EESS-10031-44
• ISOLA TOR ........................................................................................... EESS-10031-12 • 2 HOLE LUG EARTH CONNECTION - SINGLE ............................. ASSY 45A .......... EESS-10031-45
• EARTH SWITCH ..................................................................................... EESS-10031-13 • 2 HOLE LUG EARTH CONNECTION - DOUBLE ............................ ASSY 45B .......... EESS-10031-45
• CB, CT ISOLA TOR & EARTHSWITCH - DEAD TANK ............................................................. . • BUS SUPPORT ...................................................................................... EESS-10031-15
• 1 HOLE LUG EARTH CONNECTION - SINGLE ............................. ASSY 45C .......... EESS-10031-45
• 1 HOLE LUG EARTH CONNECTION - DOUBLE ............................. ASSY 45D .......... EESS-10031-45
• CABLE POTHEAD .................................................................................... EESS-10031-16 • FLAT COPPER STRAP - CROSS CONNECTION .......................... ASSY 46A .......... EESS-10031-46 B
• SURGE ARRESTER ................................................................................... EESS-10031-17 • FLAT COPPER STRAP - TEE CONNECTION .............................. ASSY 46B .......... EESS-10031-46
• CAPACITOR BANK .................................................................................................... . • FLAT COPPER STRAP -LAP CONNECTION .............................. ASSY 47A .......... EESS-10031-47
• REACTOR .............................................................................................................. . • FLAT COPPER STRAP -BOLTED CONNECTION ......................... ASSY 47B .......... EESS-10031-47
• PAD MOUNT STATION SERVICE TRANSFORMER ................................................................. . • FIXING FLAT COPPER STRAP TO CONCRETE ........................... ASSY 48A .......... EESS-10031-48
• CONCRETE POLE ..................................................................................... EESS-10031-21 • FIXING FLAT COPPER STRAP TO STEEL ............................... ASSY 48B .......... EESS-10031-48
• LIGHTNING MAST .................................................................................. EESS-10031-22 • FIXING FLAT COPPER STRAP WITH LV STANDOFF INSULATOR ..... ASSY 49A .......... EESS-10031-49
• SWITCHYARD LIGI:II ................................................................................ EESS-10031-23 • CONCRETE POLE FERRULE EARTH CONNECTION ......................... ASSY 49B .......... EESS-10031-49
• CABLE PIT & CABLE TRENCH .................................................................... EESS-10031-24 • POWER TRANSFORMER MAIN STRAP .................................... ASSY SOA .......... EESS-10031-50
• FENCE & GATE ..................................................................................... EESS-10031-25 • POWER TRANSFORMER EARTH CONNECTION ........................... ASSY SOB .......... EESS-10031-50
• FENCE EARTH BREAK .............................................................................. EESS-10031-26 • POWER TRANSFORMER LV NEUTRAL BUSH CONNECTION ............. ASSY 51 A .......... EESS-10031-51
• STRAIN EARTHWIRE - OPGW .................................................................... EESS-10031-27 • POWER TRANSFORMER LV NEUTRAL CT CONNECTION ................. ASSY 51B .......... EESS-10031-51
• SUBSTATION BUILDING -CONCRETE REINFORCING GRADING RING ......................................... .. • POWER TRANSFORMER LV CABLE BOX CONNECTION .................. ASSY 52 A .......... EESS-10031-53
c - DOORS, WINDOWS, HAND RAILS .................................................... . - CABLE TRAY, PANELS, SECONDARY EQUIPMENT ................................. . - INDOOR SWITCHGEAR ............................................................... .
• CONTROL CUBICLE I MARSHALLING BOX CONNECTION .............. ASSY 52B .......... EESS-10031-53 • COPPER PED SADDLE ...................................................... ASSY 53 .......... EESS-10031-54
• STRUCTURE INCORPERATED PED SADDLE ............................... ASSY 54 .......... EESS-10031-54 • SURGE ARRESTER TEST CONNECTION ................................. ASSY 55 A .......... EESS-10031-55 • TRENCH COVER CONNECTION .............................................. ASSY 55B .......... EESS-10031-55
• FENCE I GATE CONNECTIONS ............................................. ASSY 56 A .......... EESS-10031-56 ;
I • FENCE BARD ED WIRE CONNECTION ....................................... ASSY 56B .......... EESS-10031-56 • CONCRETE REINFORCING GRADING RING CONNECTION .......................................................... ..
f-i • • METALLIC DOOR, WINDOW FRAME & HANDRAIL CONNECTIONS ............................................. ..
i !
t LEGEND
ASSEMBLY~ NUMERIC VALUE DENOTES::;:::::-- ~.......____ALPHA VALUE DENOTES
• CABLE TRAY CONNECTIONS ........................................................................................ . • PANEL & SECONDARY SYSTEM ENCLOSURE CONNECTIONS ................................................... .
• INDOOR SWITCHGEAR CONNECTIONS .............................................................................. . • CONTROL I PROTECTION CABLE SCREEN EARTH CONNECTION .............................................. ..
• POWER CABLE SCREEN I SHEATH EARTH CONNECTIONS ...................................................... . I I l
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0 EARTHING CONDUCTORS AND CURRENT RATING
I BARE STRANDED COPPER CONDUCTOR 6. STRANDED CONDUCTOR JOINTS
* T""" * GREEN/GREEN YELLOW PVC INSULATED COPPER CONDUCTOR ABOVE GROUND - EXOTHERMIC WELDING IS PREFERRED, HOWEVER COMPRESSION JOINTS USING SUIT ABLE ("'') * ANNEALED COPPER STRAP HYGROUND 'C' TYPE CRIMP OR EQUIVALENT CONNECTOR IS ACCEPTABLE.
0 CURRENT RATING kA/1.5s BELOW GROUND - EXOTHERMIC WELDING OR COMPRESSION JOINT TO IEEE STD 837 2002 SHALL BE USED.
0 INSULA TED BARE 7. PREPARATION OF CONNECTIONS
T""" STRANDED CONDUCTOR FINAL TEMP 160• FINAL TEMP 25o• EARTH TERMINALS SHALL BE STRIPPED OF PAINT AND CLEANED OF CONTAMINATION. JOINT SURFACES I
en A 70mm2 19/2.14 7.43 9.31 SHALL BE GREASED PRIOR TO BOLTING TOGETHER. A
en 120mm2 19/2.75 12.35 15.4 7 8. PROTECTION FROM MECHANICAL DAMAGE
w 150mm2 19/3.00 14.64 18.35 STRUCTURE/EQUIPMENT EARTH TAIL RISERS EXITING THE GROUND ARE TO BE CHASED THROUGH A RECESS
w FORMED IN THE CONCRETE FOUNDATION SPECIFICALLY FOR THIS PURPOSE. WHERE A RECESS IS NOT 185mm2 37/2.50 19.89 24.92 AVAILABLE, THE CONDUCTOR SHALL BE PROTECTED BY A SUIT ABLE METALLIC CONDUIT FROM 100mm BELOW
240mm2 37/2.75 24.04 GROUND LEVEL TO THE TOP OF THE FOUNDATION.
30.12 9. INTERSECTION WITH METAL SERVICES SUCH AS METAL SHEATHED CABLES AND PIPE
- 300mm2 37/3.00 28.52 35.74 METAL SERVICES SHALL BE PROTECTED FROM ELECTROLYTIC CORROSION BY WRAPPING METAL SURFACES r-FLAT COPPER STRAP WITH AN IMPREGNABLE TAPE SUCH AS 'DENSO' FOR A LENGTH OF 1m EITHER SIDE OF THE INTERSECTION.
TO PREVENT POTENTIAL ARCING DURING EARTH FAULTS, THE MINIMUM DISTANCE BETWEEN EARTHING 25mm x 2.5mm N/A 8.56 CONDUCTORS AND METAL SERVICES SHALL BE 150mm.
20mm x 4.0mm N/A 10.95 10. CONDUCTOR CORROSION PREVENTION
31.5mm x 4.0mm N/A 17.25 UNDERGROUND CONDUCTORS SHALL BE BACK FILLED WITH SUIT ABLE MATERIAL HAVING A pH LEVEL BETWEEN 6 AND 10 AND SHALL SURROUND THE CONDUCTOR BY AT LEAST 150mm. FINE SOILS SUCH AS
40mm x 4.0mm N/A 21.91 NEUTRAL CLAY, BENTONITE OR LOAM ARE ACCEPTABLE. GRAVEL, SAND AND PUMICE SHOULD BE AVOIDED. 8 1. FASTENINGS BARE COPPER CONDUCTOR OR STRAP SHALL BE KEPT CLEAR OF THE STRUCTURE BY USE OF UV 8
BOLTED EARTHING CONDUCTOR CONNECTIONS TO STATION EQUIPMENT OR STRUCTURES SHALL BE MADE STABILISED NYLON OR PVC SPACERS BETWEEN IT AND THE STRUCTURE AT THE FASTENING POINT.
WITH STAINLESS STEEL BOLTS, STAINLESS STEEL FLAT 12 PER BOL Tl AND SPRING 11 PER BOL Tl WASHERS BARE COPPER CONDUCTORS IN CONTACT WITH GAL VAN IS ED STRUCTURES SHALL BE TINNED. AND A STAINLESS STEEL NUT. BOLTED CONNECTIONS SHALL NOT BE USED BELOW GROUND LEVEL. 11. FIRE PREVENTION TWO EARTH CONNECTIONS ARE REQUIRED FOR ALL SUPPORT STRUCTURES OF EQUIPMENT THAT IS LIKELY EARTHING CONDUCTORS SHALL BE INSTALLED IN SUCH A WAY THAT TEMPERATURE RISE RESULTING TO BE A SOURCE OF FAULTS. THE CONNECTIONS MUST BE MECHANICALLY SOUND AND BE ABOVE GROUND FROM EARTH FAULT CURRENTS FLOWING THROUGH THE CONDUCTOR WILL NOT CREATE A FIRE HAZARD. LEVEL SUCH THAT IT CAN BE INSPECTED. THE CONNECTIONS SHOULD BE MADE ON OPPOSING SIDES OF A MIMINUM DISTANCE OF 1m SHALL BE MAINTAINED BETWEEN EARTHING CONDUCTORS AND THE EQUIPMENT AND MADE OFF IN OPPOSITE DIRECTIONS. EQUIPMENT EARTHING TERMINALS SHALL HAVE FLAMMABLE MATERIALS. r------ TWO HOLES DRILLED VERTICALLY AND 50mm BETWEEN CENTRES. r-TWO-BOLT CONNECTIONS SHALL BE USED FOR: 12. INSTALLATION f--/
- POWER TRANSFORMERS, METAL-ENCLOSED SWITCHBOARDS, GIS, CB, DISCONNECTORS, EARTHING SWITCHES, - COPPER EARTHING CONDUCTORS ARE TO BE LAID AND ALL UNDERGROUND JOINTS ARE TO BE CT, VT, REACTORS & CAPACITOR BANKS, INSTALLED BY A SUITABLY TRAINED AND QUALIFIED PERSON.
- STRUCTURES OF CIRCUIT BREAKERS, DISCONNECTORS, EARTHING SWITCHES, CT's, VT's, CABLE TERMINATIONS, - ALL JOINTS ARE TO BE INSPECTED BY THE PRINCIPAL'S SUPERINTENDENT PRIOR TO BACKFILLING REACTORS,CAPACITOR BANKS BUS SUPPORT INSULATORS & SURGE ARRESTERS, OF TRENCHES.
- METALLIC TRANSMISSION LINE TOWERS, LIGHTING STANDARDS, LIGHTNING MASTS & MODULAR BUILDINGS. - COPPER EARTHING CONDUCTORS ARE TO BE LAID AT A NOMINAL DEPTH OF 500mm BELOW
EARTHING CONNECTIONS SHOULD NOT BE MADE DIRECTLY TO A PAINTED SURFACE UNLESS IT HAS BEEN GROUND LEVEL OR, WHERE LAID UNDER A DEEPER FOUNDATION, TO BE CLEAR OF THE CONCRETE. SUITABLY TREATED TO ENSURE A CORROSION FREE LOW RESISTANCE CONNECTION.
c -WHERE CONDUCTORS ARE LAID ADJACENT TO FOUNDATIONS,THE NEAREST EDGE OF THE CONDUCTOR c 2. BRAZING ALLOY TRENCH SHALL BE A MINIMUM OF 400mm CLEAR OF THE FOUNDATION.
BRAZED JOINTS ON COPPER STRAPS SHALL BE SILVER SOLDERED JOINTS USING CIG SILVER BRAZING - ALL EARTH TAIL RISERS FROM THE GROUND SHALL BE INSTALLED WITH A MINIMUM PROJECTION OF ALLOY COMWELD SBA 102, 2% Ag, Cu, P ALLOY TO AS1167 OR APPROVED EQUIVALENT. ZINC BEARING 500mm ABOVE THE TOP OF THE FOUNDATION HOLDING DOWN BOLTS UNLESS STATED OTHERWISE. ALLOY SHALL NOT BE USED. - EARTH TAIL RISERS TO CONCRETE POLES SHALL BE LEFT A MIMIMUM OF 1000mm FROM THE CENTRE
3. GREASE OF THE POLE WITH A MINIMUM OF 2000mm OF CONDUCTOR LEFT ABOVE GROUND LEVEL. ;
' BRAZED JOINT AND EQUIPMENT CONNECTION FACES SHALL BE COATED WITH A NON-DRYING, WATER - WHERE TWO 121 EARTH TAIL RISERS FROM THE SAME FOUNDATION CONNECT TO THE ONE GRID MEMBER, I REPELLENT AND CORROSION INHIBITING GREASE. SUIT ABLE GREASES ARE 'ALVINIA ALV300' AND 'SECUROL'. THE TAILS AND CONNECTION POINT TO THE GRID MEMBER SHALL BE INSTALLED A MIMIMUM OF - 1000mm APART. r-j
4. EXOTHERMIC WELDING - ALL BENDS IN STRANDED EARTH TAIL CONDUCTORS SHOULD HAVE A RADIUS NO LESS THAN 30mm. •
IN ORDER TO ACHIEVE A SATISFACTORY JOINT, MOULDS AND CHARGES MUST BE COMPATIBLE, SUITABLE THIS IS ESPECIALLY CRITICAL WHEN INSTALLING SURGE DIVERTER TAILS. i FOR THE CONDUCTOR AND SOURCED FROM A REPUTABLE SUPPLIER. !
- INSTALLED EARTH RODS SHALL CONSIST OF TWO 1211.5m RODS , ONE 111 DRIVE POINT AND ONE 111 t 5. BOLTED JOINTS COUPLER ASSEMBLED TO FORM ONE CONTINUOUS 3.0m ROD. COPPER CLAD RODS ARE NOT TO BE
BOLTED JOINTS ARE ONLY PERMITTED IN SMALL SUBSTATIONS WHERE THE FORESEEABLE EARTH FAULT BENT OVER AND THE TOP OF THE ROD, WHEN INSTALLED, SHALL FINISH LEVEL WITH THE EARTH GRID. I CURRENT WILL BE LOW OR AS TEST DISCONNECTION POINTS IN AN EARTHING SYSTEM WHICH HAS I BRAZED JOINTS. BOLTED JOINTS SHALL NOT BE USED BELOW GROUND. l •
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I ITEM DESCRIPTION STOCK CODE ITEM DESCRIPTION STOCK CODE ITEM DESCRIPTION STOCK CODE en BARE HARD DRAWN COPPER 19/2.14 170mm2) COMPRESSION 70mm2 - 70mm2 EARTH ROD 13mm DIA EARTH ROD COPPER CLAD 1.5m LENGTH en STRANDED
1912.75 1120mm2) CONNECTIONS
70mm2 - 120mm2 COMPONENTS
w CONDUCTOR HARD DRAWN COPPER COUPLING, TO SUIT ABOVE
w HARD DRAWN COPPER 19/3.00 (150mm2) 70mm2 - 150mm2 DRIVING POINT, TO SUIT ABOVE
HARD DRAWN COPPER 37/2.50 1185mm2) 70mm2 - 185mm2 OPERATOR 1500mm x 900mm GALVANISED MILD STEEL - -EARTH MAT DULMISON - CAT No. EARTHMAT, OR EQUIVALENT HARD DRAWN COPPER 3712.75 1240mm2) 70mm2 - 240mm2
HARD DRAWN COPPER 37/3.00 1300mm2l 70mm2 - 300mm2 FASTENERS SADDLE STAINLESS STEEL 16mm
COVERED HARD DRAWN COPPER GN/YE PVC INSULA TED 19/2.14 (70mm2) 120mm2 - 120mm2 SADDLE STAINLESS STEEL 20mm STRANDED
HARD DRAWN COPPER GN/YE PVC INSULA TED 19/2.75 (120mm2) 120mm2 - 150mm2 BOLT STAINLESS M12 x ?? CONDUCTOR HARD DRAWN COPPER GN/YE PVC INSULA TED 19/3.00 1150mm2) 120mm2 - 185mm2 NUT STAINLESS M12
B B HARD DRAWN COPPER GN/YE PVC INSULA TED 37/2.50 (185mm2) 120mm2 - 240mm2 FLAT WASHER STAINLESS M12
HARD DRAWN COPPER GN/YE PVC INSULA TED 3712.75 (240mm2) 120mm2 - 300mm2 SPRING WASHER STAINLESS M12 -HARD DRAWN COPPER GN/YE PVC INSULA TED 37/3.00 1300mm2) 150mm2 - 150mm2 NAIL ANCHOR
FLAT ANNEALED FLAT COPPER 25mm x 2.5mm 150mm2 - 185mm2 POP RIVET COPPER
ANNEALED FLAT COPPER 20mm x 4mm 150mm2 - 240mm2 MISCELLANEOUS FLEXIBLE BRAID STRAP
- ANNEALED FLAT COPPER 31.5mm x 4mm 150mm2 - 300mm2 INSULA TOR LV STANDOFF -ANNEALED FLAT COPPER 40mm x 4mm 185mm2 - 185mm2 PIPE GALVAN IS ED 20mm NB
TINNED TINNED ANNEALED FLAT COPPER 25mm x 2.5mm 185mm2 - 240mm2 HEAT SHRINK GN/YE COLOURED FLAT
TINNED ANNEALED FLAT COPPER 20mm x 4mm 185mm2 - 300mm2 COPPER STRAP TINNED ANNEALED FLAT COPPER 31.5mm x 4mm 240mm2 - 240mm2
c TINNED ANNEALED FLAT COPPER 40mm x 4mm 240mm2 - 300mm2 c EXOTHERMIC 70mm2 - 70mm2 300mm2 - 300mm2 CONNECTIONS
70mm2 - 120mm2 13mm DIA EARTH STAKE - 70mm2 STRANDARD COPPER CONDUCTOR
70mm2 - 150mm2 13mm DIA EARTH STAKE - 120mm2 STRANDARD COPPER CONDUCTOR
70mm2 - 185mm2 13mm DIA EARTH STAKE - 150mm2 STRANDARD COPPER CONDUCTOR
70mm2 - 240mm2 13mm DIA EARTH STAKE - 185mm2 STRANDARD COPPER CONDUCTOR - 70mm2 - 300mm2 13mm DIA EARTH STAKE - 240mm2 STRANDARD COPPER CONDUCTOR - ::::>
120mm2 - 120mm2 13mm DIA EARTH STAKE - 300mm2 STRANDARD COPPER CONDUCTOR
120mm2 - 150mm2 COMPRESSION 70mm2,COPPER TINNED,2x M12 BOLT HOLES,50mm CENTRES, LONG BARREL
120mm2 - 185mm2 LUGS 120mm2, COPPER TINNED, 2x M12 BOLT HOLES, 50mm CENTRES, LONG BARREL
120mm2 - 240mm2 150mm2, COPPER TINNED, 2x M12 BOLT HOLES, SOmm CENTRES, LONG BARREL
D 120mm2 - 300mm2 185mm2, COPPER TINNED, 2x M12 BOLT HOLES, 50mm CENTRES, LONG BARREL D
150mm2 - 150mm2 240mm2, COPPER TINNED, 2x M12 BOLT HOLES, 50mm CENTRES, LONG BARREL
150mm2 - 185mm2 300mm2, COPPER TINNED, 2x M12 BOLT HOLES, 50mm CENTRES, LONG BARREL
150mm2 - 240mm2 70mm2, COPPER TINNED, SINGLE M12 BOLT HOLE, LONG BARREL 2401074
150mm2 - 300mm2 120mm', COPPER TINNED, SINGLE M12 BOLT HOLE, LONG BARREL
185mm2 - 185mm2 150mm2, COPPER TINNED, SINGLE M12 BOLT HOLE, LONG BARREL - -
185mm2 - 240mm2 185mm2, COPPER TINNED, SINGLE M12 BOLT HOLE, LONG BARREL
185mm2 - 300mm2 240mm', COPPER TINNED, SINGLE M12 BOLT HOLE, LONG BARREL
240mm2 - 240mm2 300mm2, COPPER TINNED, SINGLE M12 BOLT HOLE, LONG BARREL ~ z
240mm2 - 300mm2 CABLE GLAND BRASS - TO SUIT 70mm2 GN/YE COVERED COPPER CONDUCTOR i 0
300mm2 - 300mm2 BRASS - TO SUIT 120mm2 GN/YE COVERED COPPER CONDUCTOR ~ 0
E 13mm DIA EARTH STAKE - 70mm2 STRANDARD COPPER CONDUCTOR BRASS - TO E u
SUIT 150mm2 GN/YE COVERED COPPER CONDUCTOR ~ w z
13mm DIA EARTH STAKE - 120mm2 STRANDARD COPPER CONDUCTOR BRASS - TO SUIT 185mm2 GN/YE COVERED COPPER CONDUCTOR w z 0
13mm DIA EARTH STAKE - 150mm2 STRANDARD COPPER CONDUCTOR BRASS - TO SUIT 240mm2 GN/YE COVERED COPPER CONDUCTOR ~ w
' 13mm DIA EARTH STAKE - 185mm2 STRANDARD COPPER CONDUCTOR BRASS - TO SUIT 300mm2 GN/YE COVERED COPPER CONDUCTOR
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MATERIAL
ASSY DESCRIPTION QTY 40B EARTH GRID I RISER CONNECTION
43A FIXING EARTH RISER TO CONCRETE
<:> <:>
"'
~1 ASSY 43A/
EARTH GRID TRENCHES MUST BE 400mm MINIMUM FROM ALL FOUNDATION EDGES
\ ASSY 40B
3
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BACKFILL pH LEVEL BETWEEN 6 & 10
SECTION EARTH GRID ASSEMBLY
I 4 I
TYPICAL FOUNOA TION
5 I 6
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR A
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~ CORPORATION LTD ABNSOC87"'062 ~ I~~ . '
ERGON ENERG~~~~~AciiON STANDARD EESS-1 0031- 06 R; i EARTH GRID ASSEMBLY i
SECTIONA 1-. NTS =. 07 s "
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MATERIAL ASSY DESCRIPTION
40B EARTH GRID I RISER CONNECTION
43A FIXING EARTH RISER TO CONCRETE
43B FIXING EARTH RISER TO CONCRETE - MECHANICAL PROTECTION
45C 1 HOLE LUG EARTH CONNECTION - SINGLE
48A FIXING FLAT COPPER STRAP TO CONCRETE
SOA POWER TRANSF MAIN STRAP
SOB POWER TRANSF EARTH CONNECTION
51 A POWER TRANSF LV NEUTRAL BUSH CONNECTION
51B POWER TRANSF LV NEUTRAL CT CONNECTION
52 A POWER TRANSF LV CABLE BOX CONNECTION
52B CUBICLE I MARSHALLING BOX CONNECTION
SSA SURGE ARRESTER TEST CONNECTION
LEGEND LINE STYLE DESCRIPTION
EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
FLAT COPPER EARTH STRAP
EARTH BRAID
I 2
QTY 3
AS REQ
3
1
AS REQ
1
2
1
1
AS REQ
AS REa
1
(I I I 3 I 4 I 5 I 6
1 - 1 ASSY 40B 1
t ASSY 408 )-------------------------"' --------------1 ----------------..0:----------------------- , __
ASSY 43B"-.,. / ASSY 44B ASSY 43B'-...,.
/ ///// ///////// ////////////// ////~
/ I TYPICAL FOUNDATION & BUND ASSY 43A / ~ v / I ASSY 45C' / ASSY 48A -----i V / i v / i v
REFER 911976-17 V / I FOR SA EARTHING /CONTROL CUBICLE
/ i Jjl !iit] i4it] /T/C DRIVE v / ASSYSSA\j :::r- JU .UIU, ]/ I- v / ASSY 5~~ _ _ _ _ _ _
1 _; _ ~~- _ •
111 V
/ I 'I RADIATORS V
/
ASSY 52B' ASSY 52B 1 h V I @ @ @
/ j ~ ~ !-i-----ASSY 48A V v ASSY SOA -~ TYPICAL POWER TRANSFORMER ( ~ D) ! i CONSERVATOR v V ASSY 48A-~ \_,_~ !t-ASSY SOA V V I 00 ~ il[ V
• ASSY 52A\ ASSY 51A "T = V / I -- :t j I RADIATORS
v '!.-- - --- \ - ---_--I[B[f~ _:._~AS1SY S~B ~ I/ LV CABLE BOX ASSY 51 ! 1- I/ 1 , EUTRA~ V 1/ CT I
I/ I V V ~ASSY 48A V V I V v i v v i v v i v /////////////////////1/////////////////
ASSY 43B/I'--ASSY 44B
~---- -----------------------------------, (----r ('~ i--- --;~~-~~--------------------------~
~
POWER TRANSFORMER ASSEMBLY -PLAN
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POWER TRANSFORMER Bus. Rsq. Approved Dais
EARTHING ASSEMBLY- PLAN , I 2 I 3 I 4 I 5
Revision
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MATERIAL
ASSY 40B
43B
44B
49A
SOA
SOB
51 A
51B
52 A
52B
55 A
DESCRIPTION EARTH GRID I RISER CONNECTION
FIXING EARTH RISER TO CONCRETE - MECHANICAL PROTECTION
FLAT I STRANDED COPPER BOLTED CONNECTION
FIXING FLAT COPPER STRAP WITH STANDOFF INSULATOR
POWER TRANSF MAIN STRAP
POWER TRANSF EARTH CONNECTION
POWER TRANSF LV NEUTRAL BUSH CONNECTION
POWER TRANSF LV NEUTRAL CT CONNECTION
POWER TRANSF LV CABLE BOX CONNECTION
CUBICLE I MARSHALLING BOX CONNECTION
SURGE ARRESTER TEST CONNECTION
ASSY 44B'-ASSY 43B<r
ASSY 40B
I 2
QTY 2
2
2
LV AS REQ
AS REQ
2
AS REQ
I 3
SURGE ARRESTER~
I I
\ ~
CONSERVATOR )
4
REFER 9119 7 6-17 lt===::::JF'j:---i::::::j J~==L=::;A::;;S:;;:S Y;::::;;5;;::1 Arl
1--
:----CONTROL CUBICLE,
....... ll F lb--
-'--
ASSY
LV NEUTRAL BUSH I
ASSY 55A
SECTION POWER
TRANSFORMER ASSEMBLY
ASSY
!\ASSY 49A
----" LV CABLE BOX
PI - ~ASSY 49A
52 A"-...
NEUTRAL CT
I 5 I 6
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
-·-·-·-·- FLAT COPPER EARTH STRAP
-··-··-··-··- EARTH BRAID
ASSY 40B
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ERGON ENERG~~~~~AciiON STANDARD EESS-1 0031- 08 R; i POWER TRANSFORMER i
EARTHINGASSEMBLY·SECTIONA 1-. NTS =. 09 s "
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MATERIAL
ASSY DESCRIPTION 40B EARTH GRID I RISER CONNECTION
43A FIXING EARTH RISER TO CONCRETE
44A FIXING COVERED GNIYE STRANDED COPPER TO STEEL
45B 2 HOLE LUG EARTH CONNECTION - DOUBLE
52B CUBICLE I MARSHALLING BOX CONNECTION
53 COPPER PED SADDLE
I 2
QTY 2
2
3
2
1
1
(I I 3
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
NOTES:
I
1. THE EARTHING IS DIAGRAMATIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
2. PED SADDLE AT CT SIDE OF CB STRUCTURE.
CB MECHANISM-......_ /ADD IF EARTH NOT PROVIDED BOX EARTH 'e-- ___., BY MANUFACTURE
PED SADDLE-......_ , ! !SEE NOTE 2.1 '-!
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE-....._
~ .
EARTH TAIL ""'
I CB MARSHALLING BOX EARTH
I /STRUCTURE EARTH V" ATTACHMENT POINT
I _.....-STRUCTURE f' EARTH TAIL
,.. ASSY 53-----j 1--- ASSY 44A
!SEE NOTE 2.1
ASSY 4SB- 1---ASSY 45B
. ili~~~//.ij~~~~~~~~:~~.:~-·-:~::.~-·rr.~ij~/~~~,~~~,~~'
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ASSY 40B ASSY 40B EARTH GRID
SCHEMA TIC SIDE VIEW
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·--- --- --?'" -----------------------------ASSY 40B/ l!ASSY 43A
ASSY 45B II
• ASSY 45B/ II
ASSY 43A/I /ASSY 40B
--------------------------~-----------· SECTION
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ASSY 44A~
ASSY 45B~ ASSY 43A
FRONT VIEW CIRCUIT BREAKER EARTHING ASSEMBLY
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EARTHINGASSEMBLY 1-. NTS =. 10 s " I 2 I 3 I 4 1 5 I •
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MATERIAL
ASSY DESCRIPTION 40B EARTH GRID I RISER CONNECTION
42A COVERED GNIYE STRANDED COPPER TEE
43A FIXING EARTH RISER TO CONCRETE
44A FIXING COVERED GNIYE STRANDED COPPER TO STEEL
I 2
QTY 2
3
2
AS REO
(I I 3
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
NOTES:
I
45A 2 HOLE LUG EARTH - SINGLE
CONNECTION 3 1. THE EARTHING IS DIAGRAMATIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
45B 2 HOLE LUG EARTH - DOUBLE
CONNECTION 2 2. PED SADDLE ONLY REQUIRED IF CT IS NOT ADJACENT TO CB STRUCTURE.
52B CUBICLE I MARSHALLING BOX 1 CONNECTION
53 COPPER PED SADDLE
REMOVABLE..___ LINK -....,
I PED SADDLE-...._ ,1-
!SEE NOTE 2.1 ~
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE-...._ EARTH TAIL ""
EARTH GRID
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DDF TERMINAL
~MAIN TANK EARTH .' ATTACHMENT POINT
CT MARSHALLING BOX EARTH
I ~STRUCTURE EARTH .' ATTACHMENT POINT
I _.....-STRUCTURE f' EARTH TAIL
ASSY
SCHEMA TIC
l
40B
II I I I I
rr ~ /ASSY 45A
1 .
;3 ( f:._ ASSY 44A
~ IV ASSY 52B
ASSY 52A ' VASSY 44A ISEE NOTE 2.1-----.
ASSY 45B ._ i---ASSY 45B
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///~"-"' .. ,.. ....
////>.."-"-" . .. .
SIDE VIEW
'
ASSY
I 4
40B
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---------------------------------~~;s~-~~
ASSY 43~A~-...._~~l 0 0
0.: ULJ~;:0~ASSY 45B
-......_ASSY 43A
ASSY 45B
ASSY 40B '-.....
-----------~------------------------------· SECTION
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~ ASSY 45A ~ ASSY 45A ASSY 45A~ ~ ~
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ASSY 52B
I' li! /ASSY
\ ' '\ 'I X'ASSY 42A \ ASSY 42A '\ ,--- ~
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44A 1
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ASSY 45B-: I
AI~ /: x._ASSY 43A
FRONT VIEW CURRENT TRANSFORMER EARTHING ASSEMBLY
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ERGONENERG~~~~~AciiONSTANDARD EESS-10031-10 R; i CURRENT TRANSFORMER i
EARTHINGASSEMBLY 1-. NTS =. 11 s " 4 1 5 I •
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MATERIAL
ASSY DESCRIPTION QTY 40B EARTH GRID I RISER CONNECTION 3
42A COVERED GNIYE STRANDED COPPER TEE 2
43A FIXING EARTH RISER TO CONCRETE 3
44A FIXING COVERED GNIYE STRANDED AS REO COPPER TO STEEL
45B 2 HOLE LUG EARTH CONNECTION - DOUBLE
52B CUBICLE I MARSHALLING BOX CONNECTION
53 COPPER PED SADDLE
CVT SECONDARY BOX VT NEUTRAL(S)
MAIN TANK EARTH" ATTACHMENT POINT -.....,
CVT MARSHALLING
BOX EARTH
/NEUTRAL / EARTH TAIL
1_, _.....-PED SADDLE !/" !SEE NOTE ll
....
5
4
1
STRUCTURE EARTH" ATTACHMENT POINT -.....,
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE-....._ EARTH TAIL ""
EARTH GRID
I _.....-STRUCTURE f' EARTH TAIL
SCHEMA TIC
(I I 3
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
NOTES:
I
1. THE EARTHING IS DIAGRAMATIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
2. VT NEUTRAL CONNECTION TO BE DIRECTLY BONDED TO EARTH GRID.
3. PED SADDLE AT LINE SIDE IF CVT INSTALLED AT THE LINE SIDE OF FEEDER ISOLATOR. !NOT REQUIRED IF INSTALLED BETWEEN ISOLATOR & CBICTL
4. ASSY 52B NOT REQUIRED IF INTERNAL CONNECTION ALREADY MADE.
52B
42A
II:J ASSY 52B r - i!l
ASSY 53------r f--::;,. ASSY 44A !SEE NOTE ll V
ASSY 45B ---1: _ ~ ASSY 45B
I . • . . lJ: . 'fj. ..
l .. . . ' ///~'-"'
.. ,.. .. • ////>..'-'-" . .. . ASSY 40B ASSY
SIDE VIEW
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ASSY 43A"-.... R R
_IKssy'\~· ;ASS' /AS~_ ~ss~-.. (~s~r 1\ 52B 45B 52B 1 45B )( 52B 1 I ·'... •'>- ./· "'- ./· J · c· ················ ·J · L ••••••••••••••••••• •• • l
___ A_::~ -4~~ ~ ____________________ ~ ~s_s~ _ ~o~
SECTION
' ASSY 52B I ASSY 52B II !SEE NOTE 41 !SEE NOTE 41 II
\... vAS S Y 4 5 B \ uT---------"1"' ASS Y 4 5 B \ f-IT-------"1!"
~F=~,~~~~~~~~==~~~~~~~~ \ASSY 42A ~ 'V\ASSY 42A
f--ASSY 44A
ASSY 52B ~ -,....-...--ASSY 44A
ASSY 45B-:
/ x._ASSY 43A ASSY 43A~ ~
. . . b . • 11 . . .b . . . . . • .I
' ll . . FINISHED SURFACE LEVEL
40B
FRONT VIEW CAPACITOR VOLTAGE TRANSFORMER EARTHING ASSEMBLY
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CAPACITORVOLTAGETRANSFORMER i EARTHINGASSEMBLY 1-. NTS =. 12 s
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MATERIAL
ASSY DESCRIPTION QTY 40B EARTH GRID I RISER CONNECTION 2
41B OPERA TOR EARTH MAT CONNECTION
43A FIXING EARTH RISER TO CONCRETE 5
44A FIXING COVERED GNIYE STRANDED COPPER TO STEEL
AS REO
45A 2 HOLE LUG EARTH CONNECTION - SINGLE
45B 2 HOLE LUG EARTH CONNECTION - DOUBLE
45C 1 HOLE LUG EARTH CONNECTION - SINGLE
52B CUBICLE I MARSHALLING BOX CONNECTION
53 COPPER PED SADDLE
AUX. CONTACTS EARTH ATTACHMENT
POINT
2
2
2
MECH BOX EARTH ATTACHMENT
POINT lAS REQUIRED) DRIVE ROD'-..__
EARTH ATTACHMENT -, ??!EARTH SWITCH
: EARTHING ~ ~ : REFER 911976-13 : : ..
POINT :
-·r" PED SADDLE'-......!"
..P.·-·-
~VPED SADDLE
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE-......._ EARTH TAIL ""
EARTH GRID
... .... I
( I
___ .,._ ....
STRUCTURE EARTH ATTACHMENT POINT
~OPERATOR EARTH MAT
I _.....-STRUCTURE ~ EARTH TAIL
------·-------------SCHEMA TIC
I 3
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
I
-·-·-·-·- FLAT COPPER EARTH STRAP
-··-··-··-··- EARTH BRAID
NOTES:
1. THE EARTHING IS DIAGRAMA TIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
ASSY 53-----l
/
ASSY 40B
. . . ~
1
i--ASSY 53
• • •V///A'-'-'-1 : . : ~~- J
SIDE VIEW
ASS~\ 40B \
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ASSY 43A r--ASSY 45B
b.,
FRONT VIEW ISOLATOR EARTHING ASSEMBLY
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t ~~ REFERENCE DRAWINGS REVISION CONTROL ~~
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ERGON ENERGY SUBSTATION STANDARD EARTHING ISOLATOR
EARTHING ASSEMBLY 4 I 5
Dnlwlng SIBtus F-ASBUILT
IConb&ct/ Quote No.
Revision
EESS-10031-12 OA 1-. NTS =. 13
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MATERIAL LEGEND
ASSY DESCRIPTION QTY LINE STYLE DESCRIPTION 40B EARTH GRID I RISER CONNECTION 3
41B OPERA TOR EARTH MAT CONNECTION 1
--------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
42A COVERED GNIYE STRANDED COPPER TEE 2 -·-·-·-·- FLAT COPPER EARTH STRAP
43A FIXING EARTH RISER TO CONCRETE 6
44A FIXING COVERED GNIYE STRANDED AS REQ COPPER TO STEEL
_,_,_,_,_ EARTH BRAID
NOTES: 45A 2 HOLE LUG EARTH CONNECTION 1
- SINGLE
45B 2 HOLE LUG EARTH CONNECTION 6 - DOUBLE
1. THE EARTHING IS DIAGRAMA TIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
45D 1 HOLE LUG EARTH CONNECTION 1 - DOUBLE
52B CUBICLE I MARSHALLING BOX 1 CONNECTION
53 COPPER PED SADDLE
t• EARTH SWITCH t•
BLADES
ISOLA TOR EARTHING~ REFER 9117976-12 •
2
i AUX. CONTACTS EARTH ATTACHMENT POINT MECH BOX EARTH ATTACHMENT POINT (AS REQUIRED) DRIVE ROD
• 1-o EARTH ATTACHMENT _.T .. r-e-·
SADDLE'-......!" ·v PED
POINT ASSY
PED SADDLE
... ....
.
I ,. ASSY 53---I
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE, EARTH TAIL ""
EARTH GRID
I
___ .__ ....
TRUCTURE EARTH ATTACHMENT POINT
~OPERATOR EARTH MAT
I ........-STRUCTURE ~ EARTH TAIL
------·-------------SCHEMA TIC
(STRUCTURE EARTHING INCLUDED FOR INDEPENDENT EARTH SWITCH!
/
ASSY 40B
o . . '*
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SIDE VIEW (ISOLATOR OMITTED)
.
..-ASSY 44A
ASS~\ 40B \
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ASSY 45BI ASSY 45BI \ASSY 42A
ASSY 52B
ASSY 43A
FRONT VIEW EARTH SWITCH EARTHING ASSEMBLY
6
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\ASSY 42A
~ASSY 44A
r--ASSY 53
r--ASSY 45B
b.,
' 45B
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REVISION CONTROL
~ ~ ~ !i olJ ~~ ~ CORPORATION LTD ABNSOD87846062 ~ 8:~ J -t!)q ~ <~.:~ce::E: l
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o 5~~~8~§1 EARTHING ASSEMBLY Scalo NTS =. 14 ~
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MATERIAL
ASSY DESCRIPTION 40B EARTH GRID I RISER CONNECTION
43A
45A
FIXING EARTH RISER TO CONCRETE
2 HOLE LUG EARTH CONNECTION - SINGLE
2
QTY 2
2
2
STRUCTURE EARTH ATTACHMENT POINT
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE-....._ EARTH TAIL ""
EARTH GRID
I _.....-STRUCTURE f' EARTH TAIL
SCHEMA TIC
I (I I 3
LEGEND
LINE STYLE DESCRIPTION --------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
NOTES:
I
1. THE EARTHING IS DIAGRAMATIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
2. FOR INDIVIDUAL SUPPORT ONLY ONE EARTH CONNECTION IS REQUIRED.
I I
ASSY 45A~ :r---ASSY 45A
I
I
ASSY 40B ASSY 40B
SIDE VIEW
4 I 5 I 6
--~~;;~~;~-------------------------------
n==~r-/~ .A1
SS Y 4 3A
ASSY 4SA-il-~t'l· r.v. SEE NOTE 2.
0 ~·--=f~IIASSY 45A
ASSY 43A/
I _/ASSY 40B
---------------------------------~--------SECTION
(A\IL_ __ ~~~------------~~----~1
I 1--ASSY 45A
I I .\ ASSY 43AX 1\
FRONT VIEW BUS SUPPORT EARTHING ASSEMBLY
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~ CORPORATION LTD ABNSOC87"'062 ~ I~~ . '
ERGONENERG~~~~~AciiONSTANDARD EESS-10031-15 R; i BUS SUPPORT i
EARTHINGASSEMBLY 1-. NTS =. 16 s "
Dr.own """' MGREEN 17108/2011 Chocksd """' DCHENG 12/0312012 Appro""" ""'" KELKINS 1310312012 Bus. Rsq. Approved Dalo
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ASSY DESCRIPTION QTY 40B EARTH GRID I RISER CONNECTION 2
42A COVERED GN/YE STRANDED COPPER TEE 2
43A FIXING EARTH RISER TO CONCRETE 6
44A FIXING COVERED GN/YE STRANDED 7 COPPER TO STEEL
45A 2 HOLE LUG EARTH CONNECTION 3 - SINGLE
45B 2 HOLE LUG EARTH CONNECTION 2 - DOUBLE
53 COPPER PED SADDLE 2
POTHEAD
T r -, ATTACHMENT
SURGE ARRESTER, : : TEST CONNECTION "-e+ --.
REFER 911976-17 I ! PED SADDLE r "': /PED SADDLE
!ALTERNATIVE LOCATION!~ V !AT LINE SlOE ONLY]
STRUCTURE EARTH ATTACHMENT POINT
GROUND LEVEL
STRUCTURE'-EARTH TAIL ""
EARTH GRIO
I I"
. ' I . .--OR----j I STRUCTURE EARTH
ATTACHMENT POINT
I _.....-STRUCTURE f' EARTH TAIL
SCHEMA TIC
I
POINT
I
LEGEND
LINE STYLE
NOTES:
( 3
DESCRIPTION EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
I
FLAT COPPER EARTH STRAP
1. THE EARTHING IS DIAGRAMA TIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
2.FOR SURGE DIVERTER EARTHING ASSEMBLY REFER TO DRAWING 911976-17.
ASSY 45A ~ I I
c;:]
c;:]
'
ASSY 53, . IAL TERNA TIVE LOCA TIONJ -....;-
f- ASSY 53 !AT LINE SlOE ONL Yl
1 ASSY 45B ~ ASSY 45B
:V
I
I 4 I 5 I 6
------ ----?- ------------------------------. ASSY 40B/
/ASSY 43A
. . . • /ASSY /AS~~y·: •
.. . . .. . . . . 1"/l 'l'\"1
. • 42A 1•/fl'\•1 42A -----i I • • • f • f • I
o"\.oVol o"J.21./ o
0 \ASSY 0 '"",~ ASSY/ 0 45A 45A 45A
II II II issY 43A II II
--------------------------------~~=:~~~~SEC!ION CB
/'7'-,. ASSY 454.1.\..l\L__/':-... f A \ '1._-:-) ;ASSY 45A --s::--1J /ASSY 45A \Li:--1J
y [1\ ~IL __ J"=;r~-\--\----::-,-----'-\J I
\ASSY 44A
-
f. I .-\
~
IL \ L \ J /tJ \ASSY
42A
ASSY 43A~
\ASSY 42A
I .....-ASSY ~ 44A
I ...... ASSY 53 ~I-' !AT LINE SlOE ONLYI
! vASSY 45B
'
ASSY 43A
ASSY 43A • . • I . "' . A . . A . . .. . "' . Cll FINISHED
6 · · 6 · b . · • • · ,. · ,. • "' ,. · • I SURFACE LEVEL ,. . • ,. ~ '~ • .•. • I> -~ • b . I> ' : I> : I> .... b .... I> :"' •• t> :"'. : I>
.. • . • • • .·////>..'-'':'oT~ ~A ·.;A . . :•A. :•A. ;A. ;A. •A; •A . :",(/~lfou~cii_EVEL
~ L__ __ A_s~~ _ ~~ ~ ____________________ V ~s_:~ _ ~o~ _
'-..._ASSY 40B ASSY 40B/ SIDE VIEW FRONT VIEW
CABLE POTHEAD EARTHING ASSEMBLY
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REVISION CONTROL
~ ~ ~ !i olJ ~~ ~ CORPORATION LTD ABNSOD87846062 ~ I 8:~ J -t!)q ~ <~.:~ce::E: l
~ :; ~ :o: g; ~ 3 "'!i ERGON ENERGY SUBSTATION STANDARD Re._, l u ~ ~~,.~~~: EARTHING EESS-1 0031-16 OA i ~IQ.hili!~~ CABLEPOTHEAD ' < c(w~w~Zw ~
o 5~~~8~§1 EARTHINGASSEMBLY 1-. NTS =. 17 ~
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T"""
I MATERIAL LEGEND T""" ("'') ASSY DESCRIPTION QTY LINE STYLE DESCRIPTION 0 0 45C 1 HOLE LUG EARTH CONNECTION 3 --------- EARTH GRID CONDUCTOR
T""" - SINGLE EARTH RISER CONDUCTOR
I A 55 A SURGE ARRESTER TEST CONNECTION 1 A en -·-·-·-·- FLAT COPPER EARTH STRAP
'"1i 55'1: ~)"" en ASSY
,W~:I ~SY 45C
w NOTES: ASSY w : • :1 1. THE EARTHING IS DIAGRAMA TIC ONLY. ACTUAL
EQUIPMENT AND STRUCTURE MAY VARY.
- TOP VIEW f-
! ~ ~ : 8 8
ASSY 45A~ ~ -= . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .............
f.- 1- 1------1----'
SURGE ARRESTER
T ~ -r ATTACHMENT POINT
c c
. ...... I ASSY
55A"' ~ ASSY 55A . '----I ~TRANSFORMER OR I STRUCTURE EARTH ;
I ' ATTACHMENT POINT I 0
I TO BE JOINED TO TRANSFORMER'-...j 0 GROUND LEVEL I OR ASSOCIATED STRUCTURE ~ f.- VSTRUCTURE I EARTH CONNECTION POINT. I 1- i
EARTH TAIL • L FINISHED SURFACE LEVEL i
EARTH GRID ! ----------------- ----------- t SIDE VIEW FRONT VIEW SCHEMA TIC SURGE ARRESTER EARTHING ASSEMBLY I
I l •
D D !. REFERENCE DRAWINGS REVISION CONTROL df&I!J ERGON ENERGY Dnlwlng SIBtus F-ASBUILT l w ::
~ <1 Drawn Date t :::> 0 0
~ 1 Contract/ • w m ~ z ~ M GREEN 18108/2011 ~ CORPORATION LTD ABNso087"'"' Quote No. • (/) ~ ,. ~
-"' ' .. "' Chocksd - Revision l ~:; ~ "' .. ERGON ENERGY SUBSTATION STANDARD :0:0 " DCHENG 12/0312012 EESS-10031-17 i a .. w 0
OA "'0 ~ Appro""" ""'" EARTHING ~ ~ !< ~~ ~
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MATERIAL
ASSY DESCRIPTION QTY 40B EARTH GRID I RISER CONNECTION
43B FIXING EARTH RISER TO CONCRETE - MECHANICAL PROTECTION
45C 1 HOLE LUG EARTH CONNECTION - SINGLE
49B CONCRETE POLE FERRULE EARTH CONNECTION
LEGEND
LINE STYLE DESCRIPTION
--------- EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
NOTES:
1. THE EARTHING IS DIAGRAMA TIC ONLY. ACTUAL EQUIPMENT AND STRUCTURE MAY VARY.
SUBSTATION OHEW LINE OPGW
~~ CONCRETE POLE FERRULE
CONCRETE POLE"' ! REINFORCING """'1
GROUND LEVEL
EARTH GRID
I I ~CONCRETE POLE
.,- FERRULE
I /STRUCTURE I" EARTH TAIL
SCHEMA TIC
1
1
1
2
I I
SUBSTATION OHEW
I 3 I 4
" fd v LINE OPGW ASSY 45C
ASSY 49B_....
B
DOWNLEAD CUSHION
TERMINATION BOX
1--4. I~ CABLE COIL BRACKET
I
""""l' ;~-: .• ,~ .. : .• ·,J//-'"" I
ASSY 40B
SIDE VIEW
I 5 I
ASSY 45C
ASSY 49B~ 7 DOWNLEAD CUSHION
,......__
- 11-1-
\ I ' I ) \ 1/
~
v
CONDUIT'-.....
LANDING SPAN"'-..,
v-~-v
TERMINATION BOX
CABLE COIL BRACKET
1/" ASSY 49B
ASSY 43B FINISHED SURFACE LEVEL
. . . . ""[ ////'-"~_' ·.~_: _' ~-: _' ·--:r//-'"" GROUND LEVEL o I· ._._ ". ·" "' . ----------------------
FRONT VIEW CONCRETE POLE EARTHING ASSEMBLY
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~ CORPORATION LTD ABNSOC87"'062 ~ I~~ . '
ERGON ENERG~~~~~AciiON STANDARD EESS-1 0031-21 R; i CONCRETE POLE i
EARTHINGASSEMBLY 1-. NTS =. 22 s "
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I I I N 1 I 2 I 3 I 4 I 5 I 6
N I MATERIAL LEGEND
T""" I ("'') ASSY DESCRIPTION QTY LINE STYLE DESCRIPTION I
0 I I 0 40B EARTH GRID I RISER CONNECTION 1 --------- EARTH GRID CONDUCTOR I
T""" RISER CONDUCTOR I
41A EARTH ROD CONNECTION 2 EARTH : ASSY ~ ~ I
A ASSY 40B A en 43B FIXING EARTH RISER TO CONCRETE 1 45A 1\. G en - MECHANICAL PROTECTION
NOTES: ASSY 41A :ASSY/~ ":!) w 45A 2 HOLE LUG EARTH CONNECTION 1
w - SINGLE 1. THE EARTHING IS DIAGRAMATIC ONLY. ACTUAL I 43B = EQUIPMENT AND STRUCTURE MAY VARY. I
I
2. A DOWN CONDUCTOR CONNECTING THE AIR TERMINAL & I I
STRUCTURE EARTH ATTACHMENT POINTIS REQUIRED IF - THE REBAR OF THE CONCRETE POLE IS NOT RATED FOR f-
THIS A PLICATION OR IF POLE IS NON-MET ALIC. TOP VIEW
B ' B
~AIR TERMINAL !LIGHTNING SPIREI
I I I !SEE NOTE 2.1
f.- I 1- 1-----1----'
I I
!SEE NOTE 2.1 !---ASSY 45A ASSY 45A~ v ~ I ASSY 43B ASSY 43B _)
I . : ~ ro .• • ----p . I>
FINISHED SURFACE LEVEL . I
~~ 'A .. 'A
////>.."'-"'-' : .. ll .. ' • :·.- .. ///~"'-"" . . . . . V//~""" GROUND LEVEL
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• : ·~: • • : .. /:!, .. ~STRUCTURE EARTH ASSY 40B ~· ., ~
ATTACHMENT POINT .. . .. . .. . . . ------ . . . "....-' .
ASSY 41A~ t> • • t> • •
GROUND LEVEL . ... . .. ASSY 41A· . . .. • • fl. . • ' fl.
. ll' • . ll' • . . . .
VSTRUCTURE . . . . • • • ; EARTH TAIL . . 0 . . ' -~ . I 0 . A .. .. 0 "A
I ~ . . . .
~A!!_l,!! _!!R..!.D _______ "'t..:.... t- . . . ... . . . V.· v • • •
f.- .. :_.., /
.. . 1- i VGROUND ROD ._:.A· "A .. . . .. • ... i !
SCHEMA TIC SIDE VIEW FRONT VIEW t I
LIGHTNING MAST EARTHING ASSEMBLY I l •
D D !. z REFERENCE DRAWINGS REVISION CONTROL df&I!J ERGON ENERGY Dnlwlng SIBtus F-ASBUILT l w :: 0
t 1.::;1 8..:():: Drawn Date :::> 0 0 z "' ~ ~ CORPORATION LTD ABNSOC87"'062 ~ 1 Contract/ • w m i - "':.: M GREEN 18108/2011 Quote No. • (/) ~ ): ~oce ' -"' .. ~~ Chocksd - Revision l ~:; ~ 0::: :~:u...O ERGON ENERGY SUBSTATION STANDARD :EO 0 t- DCHENG 12/0312012 EESS-1 0031-22 i a .. w o uO
OA 0:::0 ~~ Appro""" ""'" EARTHING ~ ~ !< ..... ~ ·<zo •
' 0 00 8~7~~J:g KELKINS 1310312012 LIGHTNING MAST i ~ffi;e>-'"'~~ Bus. Rsq. Approved Dais <( ~.o.~a.o-~n~.:~z--' EARTHING ASSEMBLY 1-. NTS =. 23 i 0 a:::~:=t.n::.-o ..... Vlo.CI:...JVl:I:
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N I MATERIAL LEGEND
T""" I ('I) ASSY DESCRIPTION QTY LINE STYLE DESCRIPTION I
0 I I 0 40B EARTH GRID I RISER CONNECTION 1 --------- EARTH GRID CONDUCTOR I
T""" EARTH RISER CONDUCTOR I 43A FIXING EARTH RISER TO CONCRETE 1 I I A ASSY 40B I A en 45C 1 HOLE LUG EARTH CONNECTION 1
l~ en - SINGLE NOTES: I
:ASSY/ w \ w 1. THE EARTHING IS DIAGRAMATIC ONLY. ACTUAL I 43A ASSY 45C EQUIPMENT AND STRUCTURE MAY VARY. I I I I
-
CB f-
SECTION -
~
8 u 8 ~
1------f.- 1- 1----'
fA\ y '
c c
STRUCTURE EARTH ASSY 43A, ASSY 45C ASSY 45C"'
ATTACHMENT POINT ;
' I ~- • ..
. :"A.:. :"A·~SURFACE~ I . GROUND LEVEL . . . ..
. ~ • . ~- V/ /-<"' GROUND LEVEL f.- VSTRUCTURE ////>.."'-"'-' . A .. . V//~"'-"'-'-
~~ 1- i
EARTH TAIL :; • A_s:~-4~~~- --------
"" i EARTH GRID ! -------------- -------------- t
SCHEMA TIC SIDE VIEW FRONT VIEW I SWITCHYARD LIGHT EARTHING ASSEMBLY I
l • D D !.
REFERENCE DRAWINGS REVISION CONTROL df&I!J ERGON ENERGY Dnlwlng SIBtus F-ASBUILT l w :: ~ Drawn Date t :::> 0 0 z ..; ~ CORPORATION LTD ABNSOC87"'062 ~ 1 Contract/ •
w m i M GREEN 18108/2011 Quote No. • (/) ~ ,. ~
' -"' .. ~
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ASSY DESCRIPTION 40A EARTH GRID CONNECTION
40B EARTH GRID I RISER CONNECTION
43A FIXING EARTH RISER TO CONCRETE
SSB TRENCH COVER CONNECTION
LEGEND
LINE STYLE DESCRIPTION EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
COVER EARTH CONDUCTOR
I I
I 2
QTY AS REQ
AS REQ
AS REQ
AS REQ
(I I I 3 I 4
I I ,------------------..,. I , '
I \ I 1 I I I I I I I I I ........................... I
I I I I I I I I
ASS~~ : -----, :LASSY 40":__,~ I ==:] 1 40A
ASS~-:O-B_..}7 J =vASSY =:J .._/\ ----: : ASSY m-......_ : =:J/ \ASSY
~ : ""1~ _/ 40B j \.:Y
I I
TOP VIEW CABLE PIT EARTHING ASSEMBLY
!COVER OMMITTED FOR CLARITY!
I 5 I 6
COVER
FINISHED SURFACE LEVEL
J ,. "· I
////>.."-."-.'-: '\ 1
/ ~~///A'-"-."-."-. GROUND LEVEL o SY ASSY SSB ~ OA ~ . • ASSY SSB •. ASSY 40A
·---~~--- ~! "'-- -Ass·nTB7"'"' .... ___ .......-;:::::: ----AssY . • \ ASSY 43B •. ASSY 40B
40B · ' I" . '---+·~ ~~-~~
sEALED I L..: L,..,.:.-..:. --=---=-·-=-:.·-:::: .. -::_.-:::_· ~.:_·-..:.·~-~-~-..J~E ALE D CONDUIT CONDUIT
SECTION
A
f-
8
~~~~~~~~---~~------1 I t I
I
lr------1~ A::~~~~~----(S.~~~;~~:------1 I
---~-1 ---L~::_Y_~~A--ASSY I I
40A 1
I I
c
ASSY· 40A
: I I I I I
I : I I I I
................................. 40B "SASSY 40B ]_ ASSY 40BY. I ~'4
1 ASSY ~SB/ : AS!} 40B/
-~ I I / :I ---...._ ASSY ISSB ASSY I AS~Y SSB .-- 1
t-- ASSY 40A
~~ ~A~SY SSB SSB : .LASSY ASSY ~SB\ J : \ ASSY 40B ASSY 40A ASSY 40B ~ \, 1
: , .., ........ -~-7.7.7.7.7.7.7.7. 7. -:-.-:- ~---~--~7 -~7~.7~.7~.7~.7~.7~-~--~--~--~-:-~. ~~~-~~QB...~:-:~. ~---~--~-7~-7~- ~--~7 -~7~.7~.7~.7~.7~--~---~---~--~--~:-~---~---~---3· ~E.~--~--~--~--~-.. ~ ·@J
ASSY
I
40A~ I
ASSY
I
40A~ I
TOP VIEW CABLE TRENCH EARTHING ASSEMBLY
!COVER OMMITTED FOR CLARITY)
I I I I
ASSY 40A~ I -
COVER
l> FINISHED SURFA(E LEVEL
[
1 ~ > ,/ ~V//A'-"-."-."-. GROUND LEVE:
~ ------;""l > A~~~ > ~~SY 40A
ASSY 40A/ i j i-10ASSY 40A I I I I I ASSY I ~ ,
i • · 43
B· • ~N:E:Lm , I CONDUIT , __________ ------ ____ .,
SECTION
c
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1-_ ___:.:R::::EF..::E::.:RE::::N::::C:::E..:::D:.::RA~W.:..:IN:.:_:G::::S:..__-f-;;:':R=::=EVc::I::::SI..:::O:.:.N::::CO:::N.:..:T.:.:RO;;::L::----~ ~ ERGO N ENERGY Om-·- F-AS BUILT ~.-Drawn Date (!§.~~ I ' MGREEN 18108/2011 -- CORPORATION LTD ABNSOC87"'062 ~ ~r:Rt. •
' l i ' I "
Chocksd - ERGON ENERGY SUBSTATION STANDARD DCHENG 12103/2012 Appro-' ""'" EARTHING KELKINS 13103/2012
CABLE PI & CABLE TRENCH Bus. Rsq. Approved Dais
EARTHING ASSEMBLY I 2 I 3 I 4 I 5
Revision
EESS-10031-24 OA 1-. NTS =. 25
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ASSY DESCRIPTION 40B EARTH GRID I RISER CONNECTION
41A EARTH ROD CONNECTION
44A FIXING COVERED GIY STRANDED COPPER TO STEEL
45A 2 HOLE LUG EARTH CONNECTION - SINGLE
45B 2 HOLE LUG EARTH CONNECTION - DOUBLE
56 A FENCE I GATE CONNECTION
56B FENCE BARBED WIRE CONNECTION
LEGEND
LINE STYLE DESCRIPTION EARTH GRID CONDUCTOR
EARTH RISER CONDUCTOR
EARTH RISER BRAID
I 2 I
QTY ,8 ~ ~
2
AS REQ I FENCE I AS REa
AS REQ
~SA\
6
3
AS REQ
NOTES: OUTSIDE INSIDE
SUBSTATION YARD SUBSTATION YARD
1. GRADIENT RING AROUND SUBSTATION TO EXTEND 1000mm BEYOND SUBSTATION FENCE. REFER EESS-10031-05.
2. GATE GRADIENT RING TO EXTEND 1000mm BEYOND MAXIMUM REACH OF GATE IF OPENING OUTWARDS.
3. FENCE BARBED WIRE CONNECTIONS REQUIRED WHERE POSTS ARE NON-METALLIC. CONNECTIONS TO BE PROVIDED AT GATES,AT EACH CORNER,AT APPROX.50M INTERVALS AND AT 1M EITHER SIDE WHERE OVERHEAD HV CONDUCTORS CROSS THE FENCE.
4.INDEPENDENT GATE POSTS TO BE BONDED BELOW GROUND.
5. INDEPENDENT FENCE POSTS TO BE EARTHED WITH EARTH RODS AT EACH CORNER,AT APPROXIMATELY SOM INTERVALS AND WHERE OVERHEAD HV CONDUCTORS CROSS THE FENCE.
1000 ASSY 45A
FINISHED SURFACE LEVEL
•
3
ASSY 45B\ ASSY 56A
I
GRADING~ RING
ASSY 40B
SECTION A
( I I 4 I 5 I 6
~ I l /
~1""1 I"" L~~ VASSY 44A ASSY 44A\
-~~~·, ~" /i 45B lfASSY 45B
ASSY 56A I
. . • • • •
FRONT VIEW FENCE & GATE NOT CONNECTED TO EARTH GRID IlNDE PENDENT!
/A\ "~ ASSY 56B~ .., _.........-ASSY
~--~-+----~ ~--~b-----~ ~~~~-------------------~~ 56B
~ d" [
I !SEE NOTE l.J
I ..8 ~
/ASSY 44A
~1""1 I FENCE I ~
~" ASSY 458\ ASS, ASSY 56A, 45B
FRONT VIEW FENCE & GATE CONNECTED TO EARTH GRID
I•
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ASSEMBLy 48B FIXING FLAT COPPER STRAP TO STEEL
GALVANISED STEEL STRUCTURE
REVISION CONTROL ERGOM. ERGON ENERGY Dnlwlng SIBtus
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'""" CORPORATION LTD ABNSOC87"'062
4
ERGON ENERGY SUBSTATION STANDARD EARTHING
FIXING FLAT COPPER STRAP TO CONCRETE FIXING FLAT COPPER STRAP TO STEEL
5
Conb&ct/ Quote No.
EESS-10031-48 ScaJo NTS
•
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OA =. 49
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MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
SUGGESTED MOUNTING
LV STAN DOFF INSULATOR
SS M10 FLAT WASHER (x2)
1H/l HOLE
SUGGESTED MOUNTING
LV STANDOFF INSULA TOR
FLAT COPPER STRAP
11¢ HOLE
~--SS M10 FLAT WASHER
.,SS M10 BOLT !x21
ASSEMBLY 49A FIXING FLAT COPPER STRAP WITH LV STANDOFF INSULATOR
(x2)
4 5 6
MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
0 0
0 0
0
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2x FERRULE EARTH CONNECTION
ASSEMBLY 49B CONCRETE POLE FERRULE EARTH CONNECTION
I I I I I I I I I
0
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CONCRETE POLE
M12 !x21 LUG TO SUIT CONDUCTOR
SS M12 FLAT WASHER !x21 .,r /SS M12 SPRING WASHER !x2) ~<SS M12 BOLT (x2)
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ERGOM. ERGON ENERGY IMIUIY
CORPORATION LTD ABN 50 087 846 062
ERGON ENERGY SUBSTATION STANDARD EARTHING
FIXING FLAT COPPER STRAP WITH LV STANDOFF INSULATOR
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Dnlwlng SIBtus F-ASBUILT
Conb&ct/ Quote No.
Revision
EESS-10031-49 OA ScaJo NTS =. 50
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MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
NOTES 1. DIMENSIONS ARE A RECOMMENDED MINIMUM.
TO SURGE ARRESTE TEST CONNECTION
ASSEMBLY SOA
ASSY SOB
POWER TRANSFORMER MAIN STRAP
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TO LV NEUTRAL CONNECTION
ASSY
TO CONTROL CUBICLE
ASSY
ss
SS M12 SPRING W
WASHER !x21\
HER (x2)~(r\ (g ll\\'lol.'lll
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FLAT COPPER STRAP
ASSEMBLy SOB POWER TRANSFORMER MAIN EARTH CONNECTION
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ERGON ENERGY Om-s- F-ASBUILT
CORPORATION LTD ABNSOC87"'062 ~ Conb&ct/ Quote No.
ERGON ENERGY SUBSTATION STANDARD EARTHING
POWER TRANSFORMER MAIN STRAP POWER TRANSFORMER EARTH CONNECTION
5
EESS-1 0031-50 Scalo NTS
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MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
SS M12 FLAT WASHER lx21
SS M12 FLAT WASHER lx21~
SS M12 SPRING~ , .0 WASHER (x21 ""~
SS M12 NUT !x21/ / Cl /
/ ....____:::,...- \
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NEUTRAL BUSH"""- : ', /1
: SUPPLIED BY MANUFACTURE ~ ........ _______ .,., 1
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/ SS M12 BOLT (x2)
SS M12 NUT
BRAID
!x2I\~SS M12 SPRING WASHER !x21
13r/l HOLE @> TIN
ASSEMBLY 51A POWER TRANSFORMER LV NEUTRAL BUSH CONNECTION
4 5 6
MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
NOTE IF BOX NOT REQUIRED,PVC COVERED STRANDED COPPER CONDUCTOR MAY BE REPLACED BY FLAT COPPER STRAP.
STRAP
LONG BARREL L
NEUTRAL CT BOX~ // SUPPLIED BY MANUFACTURE ,.,....
!SEE NOTEI """ ',
CABLE GLAND !x21
AT COPPER STRAP LV
ASSEMBLY 51B POWER TRANSFORMER LV NEUTRAL CT CONNECTION
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ERGON ENERGY Om-s- F-ASBUILT
CORPORATION LTD ABNSOC87"'062 ~ Conb&ct/ Quote No.
ERGON ENERG~~~~~AciiON STANDARD EESS-1 0031- 51 Revision
OA POWER TRANSFORMER LV NEUTRAL BUSH CONNECTION 1--------r----1-----1
POWER TRANSFORMER LV NEUTRAL CT CONNECTION ScaJo NTS =. 52 4 5 •
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T""" ("'') REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES
0 AND STOCK CODES. AND STOCK CODES.
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ASSY 44A-
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SUGGESTED MOUNT~ "ASSY 48B
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~TYPICAL STRUCTURE FLAT COPPER STRAP~ ASSY 44A-
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I POWER TRANSFORMER LV CABLE BOX CONNECTION CONTROL CUBICLE I MARSHALLING BOX CONNECTION I
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ERGON ENERGY SUBSTATION STANDARD Revision l :I:C ::E: t- DCHENG 12/0312012 0 Oo EESS-1 0031- 52 i a .. w a::c ....,~~
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MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES. FULL DESIGN FAULT CURRENT SHOULD BE USED WHEN DETERMINING FLAT COPPER STRAP SIZE. REFER CURRENT RATING TABLE !911976-021.
NOTES 1. FLAT COPPER STRAP SURFACES THAT ARE IN CONTACT WITH GALANISED SURFACES MUST BE TINNED.
2. ALL HOLES MADE INTO STEEL WORK ARE REQUIRED TO BE PAINTED BY AN ETCHING PAINT IN ORDER TO PROTECT THE STEEL FROM CORROSION.
ASSEMBLY 53
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SS M12 SPRING WASHER !x2l ~VSS M12 BOLT !x2l
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TYPICAL STRUCTURE"
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FLANGED STRUCTURE SCALE 1 : 5
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NON-FLANGED STRUCTURE SCALE 1:5
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UNREDUCED SCALE 1:5
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REVISION CONTROL DfBwn Date MGREEN 18/0812011
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iil_~~~ .., ):~Z ~~ CORPORATIONLTD ABN50087646062 ':J::I::t!.r l=t. i Checked Date DCHENG 1210312012 Approved Date KELKINS 1310312012 Bus. Req. Approved Date
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'' I ASSEMBLY 54 STRUCTURE INCORPERA TED PORTABLE EARTH DEVICE IPEDI SADDLE '' I ...... 'f) FsL----l '------- •
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MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
SS M12 FLAT WASHER !x21
13C/> HOLE
GREY FLEXIBLE PVC CONDUIT
LONG BARREL LUG
SRANDED GN/YE PVC COVERED COPPER CONDUCTOR
ASSEMBLY SSA SURGE DIVERTERS TEST CONNECTION
FLAT COPPER STRAP
4 5 6
MATERIAL REFER TO MATERIALS LIST !911976-031 AND MATERIALS LIST !911976-041 FOR MATERIAL TYPE, QUANTITIES AND STOCK CODES.
COVER EARTH CONNECTION 50EA X l
"":\_~® / "-" ~ \SS M12 NUT
• SS M12 SPRING WASHER SS M12 FLAT WASHER (x2)
SS M12 BOLT
14C/> HOLE
SRANDED GN/YE PVC COVERED COPPER CONDUCTOR
ASSEMBLy SSB TRENCH COVER CONNECTION
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0~--~--~--------------------------------------~--------------------r-------------~-----------------------------------r----------------------------~D i
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ERGOM. ERGON ENERGY '""" CORPORATION LTD ABNSOC87"'062
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ERGON ENERGY SUBSTATION STANDARD EARTHING
SURGE ARRESTER TEST CONNECTION TRENCH COVER CONNECTION
5
Dnlwlng SIBtus F-ASBUILT
Conb&ct/ Quote No.
EESS-1 0031-55 ScaJo NTS
•
Revision
OA =. 56
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