scr schematics
TRANSCRIPT
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SCR FUSES
1600AT
SCR1
600V, 3, 60HZ MAIN BUS,7500A
2000AT
GEN1
2000AF
UV
1500KVA600V,60Hz
CAT
3512B
ENG1
GROUND(GM)
SYSTEM DETECTION
65KAIC
65KAIC
SCR FUSES SCR FUSES
SCR FUSES
MP1
M1
MP1A
M4M2 M3
MP2
M7
MP2B
DC ASSIGN MENT CONTACTORS
MP1B MP2A
M6M5
MP3
MP3BMP3A
GROUND TEST
NOTES:- 1. MAIN BUS BRACED FOR 65KA.
0.7P.F
65KA SC
2000AFUV UV UVUV
UV UV UV
GEN2
1500KVA600V,60Hz
CAT
3512B
ENG2
0.7P.F
GEN3
1500KVA600V,60Hz
CAT
3512B
ENG3
0.7P.F
GEN4
1500KVA600V,60Hz
CAT
3512B
ENG4
0.7P.F
2000AT
2000AF
65KAIC2000AT
2000AF
65KAIC2000AT
2000AF
65KAIC
1600AT
SCR2
65KAIC
2000AF
1600AT
SCR4
65KAIC
2000AF
1600AT
SCR3
65KAIC
2000AF
DYNAMIC BRAKE
480VAC DISTRIBUTION TO MCC PANEL
750KVATFMR.1
600/480V,3
UV1000A65KAIC
{SH. NO. 2 ONWARDS}
2. UV REFERS TO UNDER VOLTAGE COIL.
750VDC1800A
750VDC1800A
750VDC1800A
750VDC1800A
AC
KVAR
V
MODULE
0-800V
KW
A
AC
KVAR
V
MODULE
0-800V
0-2000 KVAR
KW
A
0-2000 KW
0-2000A
AC
KVAR
V
MODULE
0-800V
KW
A
AC
KVAR
V
MODULE
0-800V
KW
A
SERIES
FIELD
SERIES
FIELD
SERIES
FIELD
SERIES
FIELD
SERIES
FIELD
SERIES
FIELD
REVM8
SERIES
FIELD
0-2000 KVAR
0-2000 KW
0-2000A
0-2000 KVAR
0-2000 KW
0-2000A
0-2000 KVAR
0-2000 KW
0-2000A
M9REV
M10REV
DW
DWBDWA RT TD
EITHER RT OR TD WILL RUN AT A TIME,
NOT SIMULTANEOUSLY.
SCR FUSES
UV1600AT
SCR5
65KAIC
2000AF
750VDC1800AUV1250A
65KAIC
480VAC DISTRIBUTION TO MCC PANEL
750KVATFMR.2
600/480V,3
UV
{SH. NO. 2 ONWARDS}
UV
1000A65KAIC
1250A
65KAICMCCB3 MCCB4
MCCB1 MCCB21250AT
1600AF
65KAIC
TO TOP DRIVE
UV
...
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^
^ ^
^
^ ^
^ ^
^
^
^
.
O/L O/L O/L O/L
O/L REFERS TO OVERLOAD RELAY.
A-O-H REFERS TO AUTO-OFF-HAND SWITCH.
160AF
32AT
2A
2A
A50
K
A-O-H
R
MP2B BLOWER
15HP
50VA
NOTE:- K REFERS TO LINE CONTACTOR
160AF
32AT
160AF
32AT
2A2A
2A
2A
2A
A185
250AF
250AT
A50 A50
A-O-H A-O-H
A-O-H
KKK
A-O-HA-O-H
A-O-H
RRR
MUD PUMP - 3
PRE CHARG. PUMP-3
MP1B BLOWER M UD PUMP-2
PRE CHARG. PUMP- 2
MP1A BLOWER
15HP
A-O-H
MP3B BLOWER
15HP
50VA
100HP 15HP
MUD PUMP-1
PRE CHARG. PUMP-1
2A
100HP15HP
100VA
MP3A BLOWER
50VA
MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
100HP
O/LO/LO/LO/L
160AF
32AT
160AF
32AT160AF
32AT
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
A185
250AF
250AT
A185
250AF
250AT
A50A50
O/L
A50
KKKKK
A-O-H
RRRRR
MP2A BLOWER
480VAC FROM 480V
DISTRIBUTION LINEUP
50VA
15HP
50VA
2A
100VA 50VA
2A2A
CONTINUED ON
NEXT SHEET
AUX MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 65 KAIC BUS BRACING
2A
100VA
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^
^
^
^ ^
^^
160AF
5AT
160AF
5AT
160AF
5AT
^
160AF
5AT
^ ^ ^ ^
.
CONTINUED ON
NEXT SHEET
O/LO/L O/LO/L
O/LO/LO/LO/LO/L
250AF
250AT
2A
A185
K
R
DESILTER MOTOR
2A
100HP
ST-SP
100VA
250AF
250AT
2A
A185
K
R
DESANDER MOTOR
2A
100HP
ST-SP
100VA
250AF
250AT
2A
A185
K
R
TRANSFER PUMP-2
2A
100HP
ST-SP
100VA
250AF
250AT
2A
A185K
R
TRANSFER PUMP-1
2A
100HP
ST-SP
100VA
DWA BLWR MOTOR DWB BLWR MOTOR
2A
2A
A30
A-O-H
K
R
DW LUBE PUMP
3HP
50VA
160AF
32AT
160AF
32AT
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
A50A50A30A30
A30
A-O-H
A-O-HA-O-HA-O-H
K
KKKK
A-O-H
R
RRRR
MUD PUMP-3
LINER WASH
50VA
MUD PUMP-2
LINER WASH
480VAC FROM
PREVIOUS SHEET
MUD PUMP-1
LINER WASH
3HP
50VA
15HP 15HP
50VA
3HP
50VA
MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
AUX MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 60 KAIC BUS BRACING
3HP
50VA
O/L REFERS TO OVERLOAD RELAY.
A-O-H REFERS TO AUTO-OFF-HAND SWITCH.
NOTE:- K REFERS TO LINE CONTACTOR
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^ ^
^ ^
^^
160AF
5AT
160AF
5AT
^
^ ^^
160AF
8.5AT
^^ ^
160AF
8.5AT
^
160AF
8.5AT
.
O/LO/LO/LO/LO/L
FUEL PUMP-2
5HP
ST-SP
FUEL PUMP-1
5HP
ST-SP
SPARE STARTER-2
100HP
ST-SP
SPARE STARTER-1
5HP
ST-SP
MUD MIX-1
100HP
ST-SP
MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
250AF
250AT
2A
A185
K
R
2A
100HP
ST-ST
100VA
160AF
32AT
160AF
32AT
2A
2A
2A
2A
2A
2A
2A
2A
A50A50A30A30
A-O-HA-O-HA-O-H
KKKK
A-O-H
RRRR
50VA50VA 50VA50VA
O/L REFERS TO OVERLOAD RELAY.
ST-SP REFERS TO START STOP SWITCH.
NOTE:- K REFERS TO LINE CONTACTOR
TD LUBE PUMPRT LUBE PUMP
3HP 15HP 15HP3HP
CONTINUED ON
NEXT SHEET
O/L O/LO/LO/LO/LO/L
2A
A30K
R
2A
50VA
2A
A30K
R
2A
50VA
250AF
250AT
2A
A185
K
R
2A
100VA
2A
A30K
R
2A
50VA
250AF
250AT
2A
A185K
R
MUD MIX-2
2A
100HP
ST-SP
100VA
250AF
250AT
2A
A185
K
R
2A
100VA
4 80VAC FROM
PREVIOUS SHEET
AUX MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 60 KAIC BUS BRACING
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^ ^
^ ^
^ ^
^ ^
^
^
^ ^
^^ ^ ^
.
CONTINUED ON
NEXT SHEET
O/LO/LO/LO/LO/L
160AF
80AT
160AF
80AT
250AF
250AT
160AF
52AT
2A
2A
A63K
60VA
160AF
52AT
2A
2A
A63K
60VA
160AF
52AT
2A
2A
A63K
R
WATER PUMP-2
60VA
25HP
ST-SP
160AF
52AT
2A
2A
A63K
R
WATER PUMP-1
60VA
25HP
ST-SP
160AF
52AT
2A
2A
A63K
R
BRAKE COOLING
PUMP-1
60VA
25HP
ST-SP
160AF
52AT
2A
2A
A63K
R
TRIP TANK-2
60VA
25HP
ST-SP
160AF
52AT
2A
2A
A63K
R
TRIP TANK-1
60VA
25HP
ST-SP
4 80VAC FROM
PREVIOUS SHEET
MCC 480V, 3 PHASE, 120 0A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
AUX MCC 480V, 3 PHASE, 1200A COPPER/STD. TIN PLATING, 60 KAIC BUS BRACING
O/L REFERS TO OVERLOAD RELAY.
ST-SP REFERS TO START STOP SWITCH.
NOTE:- K REFERS TO LINE CONTACTOR
O/L O/L
(63A)
WORKSHOP FEEDER
(63A)
WELDING SET
FEEDER(30 0A)
CAMP FEEDER
R
CELLER PUMP
25HP
ST-SPR
BRAKE COOLING PUMP-2
25HP
ST-SP
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^ ^
^ ^ ^
^ ^ ^ ^ ^ ^
NOTE-SH REFERS TO SHUNT COIL TRIP.
^ ^ ^
160AF
5AT
160AF
5AT
160AF
5AT
^ ^
.
O/L O/L O/L
2A
2A
2A
2A
2A
2A
A30A30A30
A-O-HA-O-HA-O-H
KKK
RRR
MUD PUMP-3
LUBE PUMP
MUD PUMP-2
LUBE PUMP
3HP
50VA
3HP
50VA
MUD PUMP-1
LUBE PUMP
3HP
50VA
(30A)
CHEM. CABIN FEEDER
160AF
32AT
(10A)
WASHING UNIT FEEDER
160AF
10AT
(10A)
EASY TORQUE FEEDER
160AF
10AT
(26A)
AIRCON-2
FEEDER
160AF
32AT
(26A)
AIRCON-1
FEEDER
160AF
32AT
(32.5A)
BOP FEEDER
160AF
40AT
AIR COMP.-2
FEEDER
160AF
100AT
(100A)
160AF
100AT
AIR COMP.-1
FEEDER
(100A)
160AF
100AT
HYDR. CASING
TONG FEEDER
(63A)
FIRE PIT
FEEDER
160AF
80AT
(63A)
WELL TESTING
FEEDER
160AF
80AT
480VAC
MCC 480V, 3 PHASE, 2500A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
480V, 3 PHASE, 2500A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
FROM PREVIOUS
SHEET
(6.5A)
SHALE SHAKER-2
FEEDER
160AF
100AT
(6.5A)
160AF
100AT
SHALE SHAKER-1
FEEDER(100A)
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^ ^ ^^ ^ ^ ^
^ ^^ ^ ^ ^ ^
.
160AF
160AT
160AF
160AT
160AF
160AT
(200A)(200A)(200A)(200A)(200A)(200A)
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
250AF
200AT
MA FEEDER- 4MA FEEDER- 3MA FEEDER-2
(200A)
250AF
200AT
MA FEEDER-1 MA FEEDER- 7MA FEEDER- 6MA FEEDER- 5
480VAC
MCC 480V, 3 PHASE, 2500A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
480V, 3 PHASE, 2500A COPPER/STD. TIN PLATING, 50 KAIC BUS BRACING
FROM PREVIOUS
SHEET
(52A)
E C BRAKE
FEEDER100HP FDR-2100HP FDR-1
(200A) (200A) (200A) (200A)
MA FEEDER-11MA FEEDER-10MA FEEDER-9MA FEEDER-8
NOTE-SH REFERS TO SHUNT COIL TRIP.
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POWER INTERCONNECTIONS
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= ASSIGNMENT POSITION
RT
MP2B
MP2A
MP1B
MP1A
DWB
DWA SCR5SCR4SCR3SCR2SCR1
MP3A
MP3B
ASSIGNMENT CHART FOR TOP OILFIELD
TD
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NOTE:-
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INTERLOCKEDINTERLOCKED
INTERLOCKED
INTERLOCKED
C
6 VAC MAIN BUSBAR
C
C
C
C
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INTERLOCKED
INTERLOCKED
C
C
C
C
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ELR1
FEEDER
C
ELR1
INTERLOCKED
INTERLOCKED
C
C
C
6 VAC MAIN BUSBAR
C
480V MAIN BUS BAR
INTERLOCKED
PLC PANEL
F1 F2
FEEDER
FEEDERFEEDER
MCC
PCC
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INTERLOCKEDINTERLOCKED
C
6 VAC MAIN BUSBAR
C
C
ELR2
48 VAC MAIN BUSBAR
FEEDER
C
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INTERLOCKED
C
A
C
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PCR END
D'CON END
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+14V
AUCTIONEERED
63-6
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CB
.
Tanmay
DA