TVDC Swgr

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220 V DC FEEDERS 23 M TG BUILDNG -

PANEL NO 1

Feeder No. Equipment

1 P.A. System converter

2 S.R.C .Feeder

3 6.6 KV Switchgear U- 5A -1

4 6.6 KV Switchgear U- 5A -1

5 6.6 KV Switchgear U- 5B-1

6 6.6 KV Switchgear U- 5B-2

7 6.6 KV Switchgear S - 5A-1

8 6.6 KV Switchgear S - 5A-2

9 6.6 KV Switchgear S - 5B -1

10 6.6 KV Switchgear S - 5B -2

11 6.6 KV Switchgear S - 5C -1

12 6.6 KV Switchgear S - 5C -2

13 Feeder to 415V Unit service switch gear 5

14 Feeder to 6.6 KV S/G CH 5 - 1

15 Feeder to 6.6 KV S / G CH5-2

16 Feeder to 415 V Station service S / G 5

17 Feeder to 415Coal Handling S / G 5A

18 Feeder to Coal Handling S / G 5B

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PANEL NO 2


1 U # 6 DM And Raw water S / G

2 Emergency S / G 5

3 Boiler S / G 5

4 B.V.D.C. S / G 5

5 Turbine S / G 5

6 T . V. D. C S / G

7 Fuel Oil Plant S / G

8 D . M . Plant S / G

9 E.S.P. Emergency LTG -D- 13

10 Raw Water S / G

11 Compressor S / G

12 Ventillation S / G

13 Work shop S / G

14 Emergency Lighting T- G - D4

15 Ash Handling S/ G

16 E. S. P . S/ G

17 UCB SEC E

18 Emergency lighting

19 FGD S / G 415 V

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PANEL NO 3


1 T.G . Building Lighting Feder No.1 D 2

2 T.G. Building Lighting Feeder 2 D 3

3 Boiler Area Lighting Feeder D 10

4 Boiler Area Lighting Feeder 1 D 11

5 Boiler Area Lighting Feeder 2 D12

6 Control room LTG feeder D6

7 Load shedding relay

8 Gen. Protection cabinet 3

9

10 AVR Panel feeder 1

11 AVR panel feeder 2

12 T.G. building LTG D 5 23.8 Mtr.

13 Feeder to control room air conditioning S / G

14 Compressor control panel

15 BFPTD 5C control panel

16 L.C . Fuel oil temperature control 1

17 L.C.Fuel oil temperature control 2

18 50 % Return excess flow hotwell 1

11 50% Return excess flow hotwell 2

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PANEL NO 4

FEEDER NO Equipment

1 Hot well make up c.v. 1

2 Hot well make up c.v. 2

3 Spare

4 Start up condensate control 1 element deaerator

5 Start up condensate control 3 element deaerator

6 HP By pass spray block valve ( N) solenoid supply

7 Fuel Gas Hdr pressure control

8 Annaunciation for compressors

9 L.C. fuel oil temperature control control

10 C.E.P. minimum recirculation control valve.

11 H.P bypass spray block valve (S) solenoid supply

12 M.B.F.P. Spray water pressure control

13 G.R. 5B damper cold seal G.R. 12

14 G.R. 5B damper hot sael G.R.

15 Air Conditioning S/G service building

16 G.R . 5B damper 2.1

17 G.R. 5 B damper 2.2

18 G..R.5B damper 6.1

19 G.R. 5B damper 6.2

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PANEL NO 5

FEEDER NO. EQUIPMENT

1 F.S. S. S Feeder ( Emergency stand by)

2 U.P.S. Feeder invertor 2

PANEL NO 6

1 Battery + Battery charger 5C incomer.

PANEL NO 7

1 Bus coupler

PANEL NO 8

1 Battery + Battery charger 5A incomer

PANEL NO 9

1 Battery + Battery charger 5B incomer

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PANEL NO 10

Feeder No Equipment

1 Trimming device

2 220 V D.C supply to FGD 6.6 KV SWGR # 2

3 Vacuum breaker

4 LP by pass water injection

5 Vent valve ( L P Bypass spray header )

6 Gen. Contriol cabinet feeder 2 / seal oil panel

7 ITX RELAY SOURCE 1

8 Gen. Contriol cabinet feeder 1 / seal oil panel

9 M.B.F.P. Lube oil pump.

10 B,F,P .T.D. 5B LOP.

11 Fire hydrant pump SWGR.

12 ITX Relay source 2

13 FGD Stream 2

14 Spare

15 Extraction A 4.1.-1

16 Extraction A 4.1 - 2

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PANEL NO 11

Feeder no Equipment



3 Extraction A 3

4 Main turbine emergency LOP

5 Ext A -2

6 B.F.P.T.D. 5B JOP

7 BFPTD 5C LOP

8 BFPTD 5C JOP

9 SPARE

10 Feeder to feed cycle panel 5B( BFPTD 5B)

11 PRDS Interlock panel mtrs

12 U# 6 6CSG

18 U# 6 SWGR 6C ( loopef to 6A & 6B

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PANEL NO .12

Feeder no. Equipment

1 FGD VAC PUMP A SOL . VALVE

2 FGD VAC. PUMP B SOL. VALVE.

3 Spare

4 Spare

5 Spare

6 G.R Fan 5A inlet damper G.R 1.1

7 G.R Fan 5A inlet damper G.R 1.2

8 G.R fan 5A outlet damper G.R. 5.1

9 G.R fan 5A outlet damper G.R. 5.2

10 G.R Fan damper cold seal air GR 11

11 G R fan damper hot seal G.R 13

12 Air heater cold end control !

13 Air heater cold end control 2

14 B F T D 5B Lo load control v/v 25%

15 B.F.T.D 5C lo load control v/ v 25%

16 Feeder to fly ash panel

17 B.F.P. 5A flow control / MBFP 100% control valve.

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Panel No 13

Feeder No Equipment

1 Main Turbine Emergency J.O.P.

2 Main Steam stop Valve - 1

3 F.S.S.S. Feeder Main

4 By pass to Main steam stop valve -1

5 U.P. S. Feeder inverter

6 Input Isolating transformer 1 on New FSSS UPS

Panel No 14

1 Main Steam stop Valve - 2

2 By pass to Main Steam Stop valve

3 B.F.P. seal Water pump( E.C.I.P)

4 Input Isolating transformer 2 on New FSSS UPS

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Switch Yard Switch Gear D.C. Panel No. 1

Feeder No Equipment

1 Battery + Battery Charger 5G incomer

2 Switchyard B Mosaik Panel

3 G.T. bay Feeder

4 Tie -1 Bay Feeder

5 Tie 2 Bay Feeder

6 ST5 Bay Feeder

7 ICT 4 Bay Feeder

8 ICT 5 Bay Feeder

9 B.T. Bay Feeder

10 Bus bar protection panel

11 Relay Room lighing Feeder

12 Spare

13 Spare

14 C.W.P.H.

15 Generator Protection panel

16 UAT 5A marshelling Box

PLEASE NOTEDo not Switch Off feeder 15 I.e. Generator protection panel as loss of exitation starts.

Switch Yard Switch Gear (D.C.) Panel No. 2

Feeder no. Equipment

1 Bus coupler

2 Battery + Battery charger 5H incomer

3 Switch yard Mossaic panel

4 G. T. Bay Feeder

5 Tie ! Bay Feeder

6 Tie 2 Bay Feeder

7 ST 5 Bay Feeder

8 ICT4 Bay Feeder

9 ICT 5 Bay Feeder

10 B.T. Bay feeder

11 Bus bar protection panel

12 415 V Switch yard Switch Gear

13 Chlorination plant

14 Generator [protection panel ( GSX 5e )

15 UAT 5b Marshelling Box

PLEASE NOTE: Do not Switch off Feeder no 14 I.e. Generator protection panel as loss of exitation starts

TURBINE SWITCHGEAR

1 Incomer From Unit Service Switchgear - 5B

2 Control Fluid Pump -2

3 Incomer From Unit Service Switchgear - 5A

4 Bus Coupler

5 Control Fluid Pump -1

TURBINE SWITCHGEAR 5A

Sr.No Panel/Module Equipment

O1 F01- 5B Aux. supply J4-7 (Exciter Heater)O2 6B TG Bldg. LiftO3 7BO4 8C Alarm Module

O5 F02- 3AO6 4A PHE Return Hdr. To Seal Well Isolating V/V ( BV 30 )O7 5A CW Inlet (WEST) Isolating V/V (BV 5)O8 6A CW Inlet (EAST) Isolating V/V (BV 6)O9 7A Self Cleaning Strainer 5A Backwash Pump

O10 F03- 3AO11 4A Vaccume Pump 5A circulation PumpO12 5AO13 6A

O14 F04 3AO15 4AO16 5A UST 5A OLTCO17 6AO18 7A

O17 F05 - 3AO18 4A Hydrazine PumpO19 5A 110V A/C Control Supply For Hydrazine PumpO20 6AO21 7A Sump Pump Near Condenser Hotwell

O22 F06 - 3A Roof Ventilation - J ( TG Bldg.)O23 4A Roof Ventilation - KO24 5A Roof Ventilation - LO25 6A Roof Ventilation - MO26 7A Roof Ventilation - N


O27 F07 3A Dummy

O28 F08- 3A Roof Ventilation - P ( TG Bldg.)O29 4A Roof Ventilation - Q ( TG Bldg.)O30 5A Roof Ventilation - R ( TG Bldg.)O32 6A

O33 7A Self Cleaning Strainer 5A Inlet V/V PumpO34 F09- 3A Space Heater J1

O35 F10- 3AO36 4A Condenser Backwash (WEST)O37 5A BFP 5A AOPO38 6A PALL System

O4O F11- 3AO41 4AO42 5A Self Cleaning Strainer 5A Outlet V/V PumpO43 6AO44 7A

O45 F12- 3A High Pressure Control Fluid Return PumpO46 4A Control Fluid Circulation Pump -1O47 5A Gland Steam Condenser Exhauster 1O48 6AO49 7A

O50 F13- 3A Chiller Unit Pump For Technometric PanelO51 4A High Pressure Control Fluid Return PumpO52 5AO53 6AO54 7A

O55 F14- 3A BFPTD 5B Coupling Oil Supply PumpO56 4A BFPTD 5C Coupling Oil Supply PumpO57 5A Main Turbine Speeder GearO58 6AO59 7A

O60 F15- 3A Condensate Sump Pump -5AO61 4AO62 5AO63 6AO64 7A

O1 R01- 5BO2 6B Aux. Supply J4 -2O3 8B


O4 R02 -6A Space Heater J 2O5 7B Input Isolating Transformer Of New FSSS UPSO6 8C

O7 R03- 3AO8 5CO9 7A

O10 R04 6A Aux. Supply J 3-1O11 7B EOT Crane ( Service Bldg.)O12 8C O & S Bldg. Lift

O13 R05 Aux. Supply J 3-2O14 7B Hot Well Makeup Pump 5AO15 8C Generator Control Cabinet Feeder -1

O16 R06- 3AO17 4AO18 5AO19 7A

O20 R07 -3A Dummy

O21 R08- 3A Space Heater J 1O22 5CO23 7A

O24 R09- 3A Space Heater J 1

O25 R10- 3A ACW Pump 5A Discharge V/VO26 4A ACW Pump 5B Discharge V/VO27 5AO28 6A

O29 R11- 6C Relay BoxO30 7A Boiler Fill Pump 5A

O31 R12- 7A Boiler Washdown Pump

O32 R13- 7A Sea Water Booster Pump 5B

O33 R14- 7A Sea Water Booster Pump 5A

O34 R15 3A Sea Water Booster Pump 5A Disch. V/VO35 4A Sea Water Booster Pump 5B Disch. V/VO36 6AO37 7A

TURBINE SWITCHGEAR 5BSr.No Panel/Module Equipment

O1 F01- 5B Aux. supply J4-1(230 v Supply to Sump Pump Opp. Hotwell Cont. Panel)O2 6BO3 7B Space Heater J1O4 8C Alarm Module

O5 F02- Dummy

O6 F03- 5B Aux. supply J4-2O7 6BO8 7B

O10 F04 3A Sump Pump Near Condenser Backwash V/VO11 4A Vaccume Pump 5B Circulation PumpO12 5AO13 6A Self Cleaning Strainer 5B Inlet V/V PumpO14 7A Self Cleaning Strainer 5B Outlet V/V Pump

O15 F05 - 3A ACW Pump 5C Discharge V/VO16 4A ACW Pump 5D Discharge V/VO17 5A Main Turbine Starting DeviceO18 6AO17 7A

O18 F06 - 7A Sea Water Booster Pump 5C

O19 F07 7A Sea Water Booster Pump 5D

O20 F08 Space Heater J 1-2

O21 F09- 4C BFPTD 5B LOP -BO22 6A Generator Control Cabinet Feeder -1O24 7A

O25 F10- 4C BFPTD 5C LOP -BO26 6A Condensate Sump Pump -5BO27 7A

O28 F11- 3A Gland Steam Condenser Exhauster 2O29 4A CW Outlet V/V (WEST) BV 7O30 5A CW Outlet V/V (EAST) BV 8O32 6A Sea Water Booster Pump 5C Disch. V/VO33 7A

O34 F12- 3AO35 4AO36 5A

O37 6A Sea Water Booster Pump 5D Disch. V/VO38 7ASr.No Panel/Module Equipment

O39 F13- 3A UST 5B OLTCO4O 4AO41 5AO42 6AO43 7A

O1 R01- 5BO2 6BO3 8C Hooter

O4 R02- Dummy

O5 R03- 4CO6 6A EPP Ckt. 1O7 7B EPP Ckt. 2 ( Pall Supply)O8 8C

O9 R04 6A Aux. Supply J -2O10 8A Input Isolating Transformer Of New FSSS UPS

O11 R05 6AO12 7A Self Cleaning Strainer 5B Backwash PumpO13 8A

O14 R06- 3A Aux. Supply J 3-1O15 7AO16 8A

O17 R07- 3A Control Fluid Circulation Pump 2O18 4AO19 5AO20 6A

7A Aux. Supply J 1-2

O21 R08 Space Heater J1-2

O22 R09- 3AO23 4AO24 5A Hydrogen BlowerO26 6AO27 7A

O28 R10 3B Hotwell Makeup Pump 5BO29 4C Clean Oil Transfer PumpO30 6A Lighting Transformer Feeder (LDB NO 1)


O31 R11- 3AO32 4AO33 5AO34 6A Condenser Backwash ( EAST )

O35 R12- 3AO36 4A Dirty Oil Transfer PumpO37 5A Semi Gantri Crane 5 TonO38 6AO39 7A

O40 R13 3AO41 4A

BVDC SWITCHGEAR

INCOMER FROM UNIT SERVICE SWITCHGEAR 5BBUS COUPLER

INCOMER FROM UNIT SERVICE SWITCHGEAR 5A

BVDC Switchgear 5ASr.No Panel/Module Equipment

O1 F01- 5B Aux. supply J4-1O2 6C Space Heater J1-1O3 8A Alarm Module

O4 F02- 3BO5 6A Economiser Feed Water Stop V/VO6 7A Air Supply Fan For Boiler LiftM/C Room

O7 F03- 3A SH Spray Control Bypass V/V RHS FW 44.2O8 4A SH Spray Control Bypass V/V LHS FW 44.1O9 5A RH Spray Control Isolating V/V LHS FW 67O10 6A SH Spray Control Bypass V/V RHS FW 79O11 7A

O12 F04 3AO13 4AO14 5AO15 6AO16 7A

O17 F05- 3AO18 4A MS Hdr. Drain Pot Drain V/V M1O19 5AO20 6A SH Spray Control Steam Isolating V/V LHSO21 7A

O22 F06- 3A Start Up Vent V/V LHS S60O23 4A Start Up Vent V/V LHS S61O24 5A Scaph 5A Iso. V/VO25 6A Scaph 5B Iso. V/VO26 7A

O27 F07 Dummy

O28 F08 Dummy

O29 F09- 3A RH Spray Control Stn.Drain. RHS ( FW 71 )O30 4A RH Spray Control Stn.Drain. RHS ( FW 83 )O31 5A RH Spray Control Stn.Bypass LHS ( FW 73 )O32 6A RH Spray Control Stn. Bypass RHS ( FW 85 )O33 7A


O34 F10- 3A Drum Vent V/V B7O35 4A Drum Vent V/V B8O36 5A Drum Vent V/V B9O37 6A Drum Vent V/V B10O38 7A

O39 F11 3AO40 4A CBD Regulating V/V B- 117O41 5A Economiser Recirculation V/V B - 136O42 6A Satrt Up Vent V/V RHS S - 58O43 7A

O44 F12 3AO45 4A Furnace Probe 1O46 5A Emmergancy Drain V/V B - 113O47 6AO48 7A

O49 F13 3A Speeder Gear BFPTD 5BO50 4A Starting Device Motor BFPTD 5BO51 5AO52 6AO53 7A

O54 F14 3AO55 4AO56 5AO57 6AO58 7A

O59 F15 3AO60 4AO61 5AO62 6AO63 7A

O64 F16 Space Heater J1-2

O65 F17 3AO66 4AO67 5AO68 6A Space Heater J1-2O69 7A

O70 F18 3AO71 4AO72 5AO73 6A

O74 7ASr.No Panel/Module Equipment

O75 F19 3AO76 4AO77 5AO78 6AO79 7A

O80 F20 3AO81 4AO82 5AO83 6AO84 7A

O85 F21 3AO86 4AO87 5AO88 6AO89 7A

O90 F22 3AO91 4AO92 5AO93 6AO94 7A

Bypass To Economiser Inlet V/V FW 21O95 F23 3A SH Spray Control Stn. Inlet Isolating V/V FW 38.1O96 4A SH Spray Control Stn. Drain V/V FW 42.2O97 5A SH Spray Control Stn. Drain V/V FW 42.1O99 6AO100 7A

Auxiliary supply J4-2O101 F24 5B Fdr. To Siemens CD ( CO2 Analiser Panel )O102 6C 50 KVA Heat Tracing Transformer ( At 220 V DC Swgr. Room )O103 8C

O1 R01- 5AO2 6AO3 8A Hooter

O4 R02- 6A Space Heater J - 2O5 7AO6 8A

O7 R03- 6A Siemens Thyrister Panel 1 - CUA 06O8 7AO9 8A

O10 R04 4A Siemens Thyrister Panel 3 - CUA 03O11 6A


O13 R05 5A Siemens On Off Cont. Panel 1 CUA 06O14 6A Siemens On Off Cont. Panel 2 CUA 08O15 7A MS Strainer Hdr.Drain V/V M2

O16 R06- 3AO17 4AO18 5AO19 6AO20 7A

O21 R07- Dummy

O22 R08- Dummy

O23 R09- 3A Start Up Vent RHS Reg. V/V S 59O24 4A RH Outlet Hdr. Vent V/V R 33O25 5A RH Outlet Hdr. Vent V/V R 34O26 6A RH Outlet Hdr. Vent V/V R 35O27 7A

O28 R10- 3A RH Outlet Hdr. Vent V/V R 36O29 4AO30 5AO31 6A SH Spray Control Station Inlet Isolating V/V FW 38.2

O32 R11- 3A ESP 5A Outlet Damper GD 11AO33 4A ESP 5A Outlet Damper GD 11BO34 5A SGWCP 5B Warmup V/V O36 6A SGWCP 5B Suction V/V

O37 R12- 3A ESP 5B Outlet Damper GD 12AO38 4A ESP 5B Outlet Damper GD 12BO39 5A SGWCP 5A Suction V/V O4O 6A SGWCP 5A Warmup V/V O41 7A

O42 R13- 3AO43 4AO44 5AO45 6A

7A

O46 R14- 3AO47 4AO48 5AO49 6AO50 7A


O51 R15- 3AO52 4AO53 5AO54 6AO55 7A

O56 R16- 3A Space Heater J 1-2

O57 R17 3AO58 4AO60 5AO61 6A

O62 R18 3AO63 4AO64 5AO65 6AO66 7A

O67 R19- 3AO68 4AO69 5A MS Strainer Hdr, Drain V/V M 3O70 6A HRH Strainer Hdr, Drain V/V M 5O71 7A

O72 R20- 3AO73 4AO74 5A HRH Strainer Hdr, Drain Pot Drain V/V M 4O77 6A HRH Strainer Hdr, Drain V/V M 6

O78 R21- 6A Aux. Supply J3 - 1O79 7AO80 8A

O81 R22- 6A Aux. Supply J3 - 2O82 7A New Exhaust FanO83 8A

O84 R23- 6A Aux. Supply J3 - 3O85 7AO86 8A

O87 R24- 5AO88 6AO89 7AO90 8A

BVDC Switchgear 5B


O1 F01- 5B Aux. supply J4-1O2 6C Space Heater J1-1O3 8A Alarm Module

O4 F02- 3AO5 4AO6 5AO7 6A

O8 F03- 3A LC OIL Return Line Trip V/V 1 ( LC - 62 - EL - AB )O9 4A LC OIL Return Line Trip V/V 1 ( LC - 62 - EL - CD )O10 5A LC OIL Return Line Trip V/V 1 ( LC - 62 - EL - EF )O11 6A LC OIL Return Line Trip V/V 1 ( LC - 62 - EL - GH )

O12 F04 3AO13 4AO14 5AO15 6A

O16 F05- 3A SU Oil Return Trip V/V 1 ( SU - 44 - EL - AB )O17 4A SU Oil Return Trip V/V 1 ( SU - 44 - EL - GH )O18 5AO19 6A BFPTD 5C Start Device Motor

O20 F06- 3A BFPTD 5C Speeder Gear MotorO21 4AO22 5A Furnace Temp Probe -2 (EAST)O23 6A Air Supply to Boiler Lift M/C Room

O24 F07 Dummy

O25 F08 Dummy

O26 F09- 3A ESP 5B Inlet Damper GD- 8O27 4AO28 5AO29 6A

F10- 3AO30 4AO31 5AO32 6AO33 7A

O34 F11 3AO35 4A CBD Regulating V/V B- 117


O36 5A Economiser Recirculation V/V B - 136O37 6A Satrt Up Vent V/V RHS S - 58O38 7A

O39 F12 3AO40 4AO41 5AO42 6AO43 7A

O44 F13 3AO45 4AO46 5AO47 6AO48 7A

O49 F14 3AO50 4AO51 5AO52 6A

O53 F15 3AO54 4AO55 5AO56 6A

O57 F16 Space Heater J1-2

O58 F17 3A SGWCP 5D Suction V/VO59 4A SGWCP 5C Suction V/V

O60 F18 3AO61 4AO62 5AO63 6AO64 7A

O65 F19 3AO66 4AO67 5AO68 6AO69 7A

O70 F20 3AO71 4AO72 5AO73 6AO74 7A


O75 F21 3AO76 4AO77 5AO78 6AO79 7A

O80 F22 3AO81 4AO82 5AO83 6A NDB 30O84 7A

O85 F23 5B Auxiliary Supply 230 V Telemetering PanelO86 * 230 V AC to GR RelaysO87 * 230 V AC-DC Panel 1 & 14O88 6CO89 7C

O1 R01- 5AO2 7B Hooter

O3 R02- 5C Space Heater J -2O4 6C

O5 R03- 6A Aux. supply J3-1O6 7A

O7 R04 4A Siemens Thyrister Panel 1 - CUA 05O8 6A Siemens Thyrister Panel 2 - CUA 02

O9 R05 4A Siemens Thyrister Panel 3 - CUA 04O10 6AO11 7A

O12 R06- 4A Siemens ON OFF Control Panel 1 - CUA 07O13 6A Siemens ON OFF Control Panel 2 - CUA 09O14 7A

O15 R07- Dummy

O16 R08- Dummy

O17 R09- 3A ESP 5A Inlet Damper GD 13AO18 4A ESP 5C Inlet Damper GD 13AO19 5A ESP 5D Inlet Damper GD 13AO20 6A GR Fan 5A Discharge Damper GR -7


O21 R10- 3A GR Fan 5 Discharge Damper GR -10O22 4AO23 5AO24 6A

O25 R11- 3AO26 4AO27 5AO28 6A

O29 R12- 3AO30 4AO31 5AO32 6A

O33 R13- 3AO34 4AO35 5AO36 6A

O37 R14- 3AO38 4A BFP 5A Recirculation V/VO39 5A BFP 5B Recirculation V/VO40 6A BFP 5C Recirculation V/V

O41 R15- 3A ESP 5C Outlet Damper GD 13AO42 4A ESP 5C Outlet Damper GD 13BO43 5A ESP 5D Outlet Damper GD 14AO44 6A ESP 5D Outlet Damper GD 14B

O45 R16- Space Heater J1-2

O46 R17 3AO47 4AO48 5AO49 6A

O50 R18 3AO51 4AO52 5AO53 6A Emmergancy Drain V/V B - 114

O54 R19 3A BFPTD 5B Exhaust V/VO55 4A BFPTD 5C Exhaust V/VO56 5AO57 6A


O58 R20 3A BFPTD 5B Casing Drain V/V DW 1O59 4A BFPTD 5B Casing Drain V/V DW 3O60 5A BFPTD 5B Exhaust Drain V/V DW 5O61 6A BFPTD 5B Gland Steam Hdr. Drain Drain V/V DW 6

O62 R21 3A BFPTD 5C Casing Drain V/V DW 1O63 4A BFPTD 5C Gland Steam Hdr. Drain Drain V/V DW 3O64 5A BFPTD 5C Casing Drain V/V DW 5O65 6A BFPTD 5C Casing Drain V/V DW 6

O66 R22 3AO67 4AO68 5AO69 6A

O70 R23 3AO71 4AO72 5AO73 6A

TVDC SWITCHGEAR

INCOMER FROM UNIT SERVICE SWITCHGEAR 5BBUS COUPLER

INCOMER FROM UNIT SERVICE SWITCHGEAR 5A

TVDC - 5ASr.No Panel/Module Equipment

O1 F01- 5B Aux. supply J4-1O2 6B Space Heater J1-1O3 7C Alarm Module

O4 F02- 5B Aux.Supply J4-2O5 6BO6 7C

O7 F03- 4C Space Heater J2O8 6AO9 7A

O10 F04 Dummy

O11 F05 Dummy

O12 F06- 3A GSC Condensate Bypass V/V of Outlet V/vO13 4A GSC Condensate Inlet V/VO14 5A GSC Condensate Inlet V/V Bypass V/VO15 6A GSC Condensate Outlet V/VO16 7A

O17 F07- 3A Condensate Pump 5B Suction V/VO18 4A Condensate Pump 5B Discharge V/VO19 5A Condensate Pump 5A Suction V/VO20 6A Condensate Pump 5A Discharge V/VO21 7A

O22 F08- 3A CRH To BFPTD 5B Isolating V/VO23 4A Extraction To LP Htr. 3 Isolating V/VO24 5A Extraction To LP Htr. 2 Isolating V/VO25 6AO26 7A

O27 F09- 3A Htr.5 Extraction Steam drain after NRVO28 4A Drain V/V on Steam Line HP Htr.-6 Downstream of NRVO29 5A Extraction To Htr.5 Isolating V/VO30 6A Extraction To BFPTD Isolating V/VO31 7A

O32 F10- 3A Dearator Steam Isolating V/VO33 4A


O34 5A Gland Steam Bypass V/VO35 6AO36 7A

O37 F11- 3A MAW 11 AA 001 Warming up Drain V/VO38 4AO39 5AO4O 6AO41 7A

O42 F12- 3AO43 4AO44 5AO45 6A MT GS Leak Off Bypass V/VO46 7A

O47 F13- 3AO48 4AO49 5AO50 6AO51 7A

O52 F14- 3AO53 4AO54 5AO55 6AO56 7A

O57 F15- 3A Vaccume Pump 5A Bypass V/VO58 4A Vaccume Pump 5A Inlet V/VO59 5AO60 6AO61 7A

O62 F16- 3AO63 4AO64 5AO65 6AO67 F17 Space Heater J1-2

O68 F18 Dummy

O69 F19- 3AO70 4AO71 5AO72 6AO73 7A Space Heater J1-2

O74 F20- 3ASr.No Panel/Module Equipment

O75 4A CRH To BFPTD 5CO76 5A HP Casing DrainO77 6AO78 7A

O79 F21- 3A SGWCP HE Make Up Water Isolating V/VO80 4A SGWCP HE Service Water Isolating V/VO81 5AO82 6AO83 7A

O84 F22- 3A PHE 5A ACW Inlet V/V BV-35O85 4A PHE 5B ACW Inlet V/V BV-36O86 5A PHE 5A ACW Outlet V/V BV-39O87 6A PHE 5B ACW Outlet V/V BV-40O88 7A

O89 F23- 3A CRH NRV ( Left ) Body Drain V/VO90 4A CRH NRV (Right ) Body Drain V/VO91 5A Drain V/V Before PRS B To AFBO92 6A CRH Line To BFPTD Common Hdr. DrainO93 7A

O92 F24- 3A Drain V/V on Steam Line HP Htr.To Upstream of NRVO93 4A Extraction To Htr.-6 Isolating V/VO94 5A Drain V/V on Steam Line BFPTD 5B Upstream of ESVO95 6A Drain V/V on Steam Line BFPTD 5C Upstream of ESVO96 7A

O1 R01- 4CO2 6C EPP Ckt.(EMD Workshop)O3 8A Hooter

O4 R02- 4CO5 6AO6 7A KWU Cabinet CJJ 08 Feeder - 1O7 8A

O8 R03- 6A Aux. Supply J3 -1O9 7AO10 8A

O11 R04 Dummy

O12 R05 Dummy

O13 R06- 6A Aux. Supply J3 - 2O14 7A


O16 R07- 3AO17 4AO18 5AO19 6AO20 7A

O21 R08- 3AO22 4AO23 5AO24 6AO25 7A

O26 R09- 3A Rolling Shutter Drive Motor A Behind CondenserO27 4AO28 5AO29 6AO30 7A

O31 R10- 3AO32 4AO33 5AO34 6A

O36 R11- 3A PHE 5A SW Inlet V/V (BV - 21 )O37 4A PHE 5B SW Inlet V/V (BV - 22 )O38 5A PHE 5A SW Outlet V/V (BV - 25 )O39 6A PHE 5B SW Outlet V/V (BV - 26 )O4O 7A

O41 R12- 3AO42 4AO43 5AO44 6A

7AO45O46 R13- 3A Drain After Intercept V/V 1O47 4A Drain After Intercept V/V 3O48 5A CRH Drain CV LeftO49 6A CRH Drain CV Right

7A

O50 R14- 3A Drain After HP CV 2O51 4A Drain After HP CV 4O52 5A Drain Before Intercept V/V 3O53 6A Drain Before Intercept V/V 4O54 7A

O55 R15- 3A HP Control V/V 1

O56 4A HP Control V/V 2Sr.No Panel/Module Equipment

O57 5A Intercept V/V 1O58 6A Intercept V/V 2

O60 R16- 3AO61 4A GSC Int.Bypass V/V Of Bypass V/VO62 5AO63 6A GSC Condensate Bypass V/V

7AO64 R17 Space Heater J1-2

O65 R18 Dummy

O66 R19- 3AO67 4AO68 5AO69 6AO70 7A

O72 R20- 3AO73 4AO74 5AO77 6AO78 7A

O79 R21- 3A SGWCP HE ACW System Isolating V/VO80 4AO81 5A BFPTD 5B Suction Bypass V/V O82 6A BFPTD Suction V/VO83 7A

O84 R22- 3A BFPTD 5B Bypass To Bypass V/V (Int.Bypass V/V)O85 4A BFPTD 5B FCV Upstream Isolating V/V (25%)O86 5A BFPTD 5B FCV Downstream Isolating V/V (25%)O87 6A BFPTD 5B FCV Bypass V/V For FCV (100%)O88 7A

O89 R23- 3A DMP To CST 5A Make up Line Isolating V/VO90 4A Gland Steam Inlet condenser MAW 80 AA 001O91 5A Gland steam Bypass To Atm.O92 6A BFP 5A Warmup V/VO93 7A

O92 R24- 4CO93 7B

TVDC - 5BSr.No Panel/Module Equipment

O1 F01- 5B Aux. Supply J4-1O2 6B Space Heater J1-1O3 7C Alarm Module

O4 F02- 5B Aux. Supply J4-2O5 6B KWU Cabinet CJJ 08 - FDR-2O6 7C

O7 F03- 3A PHE 5C SW Inlet V/V ( BV-23 )O8 4A PHE 5D SW Inlet V/V ( BV-24 )O9 5A PHE 5C SW Outlet V/V ( BV-27 )O10 6A PHE 5D SW Outlet V/V ( BV-28 )O11 7A

O12 F04- 3AO13 4AO14 5AO15 6AO16 7A

O17 F05 Dummy

O18 F06- 3A Dummy

O19 F07- 3AO20 4AO21 5AO22 6AO23 7A

O24 F08- 3AO25 4AO26 5AO27 6AO28 7A

O29 F09- 3AO30 4AO31 5AO32 6A

O34 F10- 3A FW Outlet V/V Of HP Heater - 5 O35 4A FW Outlet Bypass V/V Of HP Heater - 5O36 5A FW Inlet V/V Of HP Heater - 5O37 6A FW Inlet Bypass V/V Of HP Heater - 5O38 7A


O39 F11- 3A LP Heater 1 Inlet V/VO40 4A LP Heater 1 Inlet Bypass V/VO41 5A Drain Receiver Drain V/V To AFB 5BO42 6A LP Heater 1 Bypass V/V To Bypass V/VO43 7A

O44 F12- 3A Dearator Storage Tank Heating Steam Line V/VO45 4A BFP 5A 25% FCV Isolating V/V UpstreamO46 5A BFP 5A 25% FCV Isolating V/V DownstreamO47 6AO48 7A

O49 F13- 3A LP Heater 1 Outlet V/VO50 4A LP Heater 1 Outlet Bypass V/VO51 5A BFP 5A 100% FCV Isolating V/V UpstreamO52 6A BFP 5A 100% Bypass V/VO53 7A

O54 F14- 3AO55 4AO56 5AO57 6AO58 7A

O59 F15- 3A DMP To CST 5B Isolating V/VO60 4A Vaccume Pump 5B Bypass V/VO61 5AO62 6A Vaccume Pump 5B Inlet V/VO63 7A

O64 F16- 3A Ext.LP HTR.-2 Drain V/V After NRVO65 4A LP Htr.-2 Inlet V/VO66 5A LP Htr.-2 Bypass V/V To Inlet V/VO67 6AO68 7A

O69 F17- 3A RH Spray Line Drain To IBD Downstream Isolating V/VO70 4A HP CV -3O71 5A HP CV -4O72 6A SH Spray Drain To IBD Steam Isolating V/VO73 7A

O74 F18- 3AO75 4A BFP 5A Suction V/VO76 5A BFP 5A Suction Bypass V/VO77 6AO78 7A


O79 F19- 3A Dummy

O80 F20- 3AO81 4AO82 5AO83 6AO84 7A

O85 F21- 3AO86 4AO87 5AO88 6AO89 7A Space Heater -J1-2

O90 F22- 3A Space Heater -J1-2

O91 F23- 3AO92 4AO93 5A FW Bypass V/V Of LP HTR 5O92 6A Bypass To Bypass V/V Of HP HTR 5O93 7A

O94 F24- 3A Bypass To Bypass V/V Of LP HTR -3O95 4A LP HTR 3 Bypass V/VO96 5A Bypass V/v Of LP HTR -3 Inlet V/VO97 6A LP HTR -3 Inlet V/VO98 7A

O99 F25- 3A Bypass V/v Of LP HTR -3 Outlet V/VO100 4A LP HTR 3 Outlet V/VO101 5A Condensate Pump 5C Suction V/VO102 6A Condensate Pump 5C Discharge V/V

O104 F26- 3A Bypass V/v Of LP HTR -2 Outlet V/VO105 4A LP HTR 2 Outlet V/VO106 5A Bypass To Bypass V/V Of LP HTR -2O107 6A Cold Fill Line Isolating V/VO108 7A

O109 F27- 3AO110 4AO111 5AO112 6AO113 7A

O114 F28- 3A

O115 4AO116 5A RH Spray Hdr. Isolating V/VSr.No Panel/Module Equipment

O117 6AO118 7A

O119 F29- 4CO120 7B

O121 F30- 3A LP HTR.-2 Bypass V/VO122 4AO123 5AO124 6AO125 7A

O1 R01- 5BO2 6CO3 8C Hooter

O4 R02- 5BO5 6BO6 7BO7 8C

O8 R03- 4C Space Heater J 2O9 6A EPP Of O & S Bay (EMD/MMD Workshop)O10 7B EPP Of O & S Bay (EMD/MMD Workshop)

O11 R04- 4C Aux.Supply J3-1( 110 V DC Supply For 21 KV IPB Modific.)O12 6AO13 7BO14 8C

O15 R05 Dummy

O16 R06 Dummy

O17 R07- 4C Aux.Supply J3-2O18 5CO19 6CO20 7CO21 8C

O22 R08- 3A Bypass To Bypass V/V Of HP HTR 6O23 4A FW Bypass V/V Of HTR. 6O24 5AO25 6AO26 7A


O27 R09- 3A Bypass To PRDS Upstream Isolating V/Vfrom CRH LineO28 4A Drain After Intercept V/V-4O29 5A Drain After Intercept V/V-2O30 6A

7A

O31 R10- 3AO32 4AO33 5AO34 6A Bypass To PRS Isolating V/V ( Down )O35 7A

O36 R11- 3A Extraction To Dearator Drain V/V After NRV ( M32 )O37 4A Extraction To BFPTD Drain V/V After NRV ( M33 )O38 5A Extraction To LP HTR -3 Drain V/V After NRV O39 6AO4O 7A

O41 R12- 3A Drain V/V On Steam Line Before PRD 5AO42 4AO43 5AO44 6A

O46 R13- 3A PHE 5C ACW Inlet V /V ( BV 37 )O47 4A PHE 5D ACW Inlet V /V ( BV 38 )O48 5A PHE 5C ACW Outlet V /V ( BV 41 )O49 6A PHE 5D ACW Outlet V /V ( BV 42 )

O50 R14- 3A Aux. Steam Line Hdr. To HPF TankO51 4A Aux. Steam Line Hdr. To HPF TankO52 5A LP HTR -1 Bypass V/VO53 6A Dearator Recirculation V/V To AFBO54 7A

O55 R15- 3A BFP 5C Bypass V/V For FCV 100%O56 4A BFP 5C Bypass V/V To Bypass ( Integrated Bypass)100%O57 5A BFP 5C FCV Isolating V/V Upstream ( 25%)O58 6A BFP 5C FCV Isolating V/V Downstream ( 25%)O59 7A

O60 R16- 3A SH Spray Hdr. ISP V/VO61 4AO62 5AO63 6AO64 7A

O65 R17- 3A

O66 4AO67 5ASr.No Panel/Module Equipment

O68 6A PRSB Isolating V/V DownstreamO69 7A

O70 R18- 3A PRSB Isolating V/V UpstreamO72 4A Exciter Flap DomeO73 5A Exciter Flap 1 Base Frame (South)O74 6A Exciter Flap 2 Base Frame ( North)O77 7A

O77 R19 Dummy

O78 R20- 3A BFP 5C Suction V/VO79 4A BFP 5C Suction V/V Bypass V/VO80 5A BFP 5A To SH Spray Line Isolating V/VO81 6A BFP 5B To SH Spray Line Isolating V/VO82 7A

O83 R21- 3A Drain Before Extraction V/V A 4.2O84 4A Drain Before Extraction V/V A 3O85 5A LP Exaust Hood Spray Water InjectionO86 6A BFP 5C To SH Line Isolating V/VO87 7A

O88 R22 Dummy

O89 R23- 3A Drain After HP CV 3O90 4A Drain After HP CV 1O91 5A Drai Before Intercept V/V 1O92 6A Drai Before Intercept V/V 2O93 7A

O94 R24- 3AO95 4AO96 5AO97 6AO98 7A

O99 R25- 3AO100 4AO101 5AO102 6AO103 7A

O104 R26- 3A Drain Before Extraction V/V A 5O105 4A Drain Before Extraction V/V A 4O106 5A Gland Steam Hdr. Drain MPL81AO107 6A Drain Before Extraction V/V A.2

O108 7A


O109 R27- 3A BFP 5A 100% FCV Isolating V/V Downstream O110 4A BFP 5A 100% FCV Bypass V/V Downstream O111 5A Intercept V/V 3O112 6A Intercept V/V 4O113 7A

O114 R28- 3A PRDS B Bypass V/VO115 4A PRDS A Upstream Isolating V/VO116 5A PRDS A Upstream Bypass V/VO117 6A PRDS A Downstream Isolating V/VO118 7A

O119 R29- 3A Bypass To FW Inlet V/V To HP Htr.-6O120 4A FW Outlet V/V Of HP Htr.-6O121 5A FW Outlet Bypass V/V Of HP Htr.-6O122 6A FW Inlet V/V Of HP Htr.-6O123 7A

O124 R30- 3AO125 4AO126 5AO127 6AO128 7A

BOILER SWITCHGEAR

1

2 Incomer From Unit Service Switchgear 5B

* Spare*Spare

3 Incomer From Unit Service Switchgear 5A*Bus Coupler

4BOILER SWITCHGEAR - 5A

Sr. No. Panel/Module Equipment

O1 F01- 5B Aux. Supply J4 (230V AC Control Supply to DB Feeder Floor for gravimetric Fdr. Control Panell ABCD)

O2 6BO3 7B Space Heater J1O4 8C Alarm Module

O5 F02- 5B Aux. Supply J4 (FSSS Logic Cabinet 230 V Blower)O6 6BO7 7B Feeder 1 For Gravimeric Control Cabinet - AO8 8C

O9 F03- 2A Relay BoxO10 3A Seal Air Fan GD 11 AO10 4A Seal Air Fan GD 11 BO11 5A Feeder 2 For Gravimeric Control Cabinet - BO12 6AO13 7A

O14 F04 2AO15 3A Exhaust Fan E 1O16 4A Exhaust Fan E 2O17 5A Feeder 3 For Gravimeric Control Cabinet - CO18 6A SST 5-A OLTCO19 7A

O20 F05 - 2AO21 3A Feeder To Feed Cycle Panel BFPTD - 5BO22 4A Feeder To Feed Cycle Panel BFPTD - 5CO23 5A Seal Air Fan GD 7O24 6A Seal Air Fan GD 8

7A

O25 F06 - 3AO26 4AO27 5A

Sr. No. Panel/Module EquipmentO28 6AO29 7A

O30 F07 3AO32 4AO33 5AO34 6AO35 7A

O36 F08- 3A RAPH 5B Support Brg. LOP -2O37 4AO38 5A Furnace Maintainance Platform - 1O4O 6A Furnace Maintainance Platform - 2

O41 F09- 3AO42 4AO43 5AO44 6A

O45 F10- 3A Exhaust Fan E 3O46 4A Exhaust Fan E 4O47 5A Exhaust Fan E 5O48 6A Exhaust Fan E 6

O01 R01- 5BO02 6A Lighting Transformer Ckt. - 3O03 8C Hooter

O04 R02 5BO05 6C SG Area Heat TracingO06 8A Water Box Priming PumpO07 9A

O08 R03- 6A Space Heater J -2O09 7B Feeder 6 For Gravimeric Control Cabinet - DO10 8C FD Fan Hoist - 1

O11 R04 6A Aux. Supply J3 -1 (NDB -16 )O12 7B Igniter Air Fan -A5O13 8C Seal Air Fan GD 7

O14 R05 6A Aux. Supply J3 -2 (NDB -21 )O15 7B Service Water Pump - 5BO16 8C

O17 R06- 3AO18 4A Seal Air Fan GD 9O19 5A Seal Air Fan GD 10O20 7A Exhaust Fan E 11


O21 R07 3B RAPH - 5AO22 4B RAPH - 5A Support Brg. LOPO23 5B RAPH - 5A Guide Brg. LOPO24 7A

O25 R08 3BO26 4C GT - 5C Cooler Feeder - BO27 6A Boiler Lift ( EAST )O28 7A

O29 R09- 4A Seal Air Fan - 5AO30 6A Seal Air Fan - 5BO31 7A

O32 R10- 3A Exhaust Fan E 7 (In H2 Cylinder Room )O33 4AO34 5A Exhaust Fan E 9O35 6A Exhaust Fan E 10

BOILER SWITCHGEAR - 5A


O1 F01- 5B Aux. Supply J4 ( 230V AC Control Supply to DB Feeder Floor for gravimetric Fdr. Control Panell EFGH )

O2 6BO3 7B Space Heater J1O4 8C Alarm Module

O5 F02- 5B Aux. Supply J4- 2O6 6BO7 7BO8 8C Boiler Lift ( WEST )

O9 F03- 3B SST 5- B OLTCO10 6AO10 7B GT - 5B Cooler Feeder - B

O11 F04 3BO12 4CO13 6A GT - 5A Cooler Feeder - BO14 7A

O15 F05 - 3B Igniter Air Fan - 5BO16 4C Seal Air Fan GR 10O17 6AO18 7A

O19 F06 3BO20 4C O & S Bldg. Lift ( VIP LIFT WEST )O21 6A Feeder 5 For Gravimeric Control Cabinet - EO22 7A

O23 F07 3A Seal Air Fan For GD 13 AO24 4A Seal Air Fan For GD 13 BO25 5A Seal Air Fan For GD 14 AO26 6A Seal Air Fan For GD 14 BO27 7A

O28 F08 Dummy

O29 F09 3A RAPH - 5B Guide Brg. LOP AO30 4A Feed Cycle Operator Instructor ConsoleO31 5AO32 6AO33 7A

O34 F10 3A RAPH - 5A Support Brg. LOP 2

O35 4AO36 5ASr. No. Panel/Module Equipment

O37 6AO38 7A

O39 F11 4A Seal Air Fan - 5CO40 6A Seal Air Fan - 5DO41 7A

O42 F12 3AO43O44O45O46

O01 R01- 5BO02 6AO03 8C Hooter

O04 R02 4CO05 6A Boiler EPP Ckt.- 1 NDB 56 ,57,59,71O06 7B Boiler EPP Ckt.- 2 NDB 54 ,58,74,78,90O07 8C

O08 R03- 4C Space Heater J2O09 6A Feeder To SimulatorO10 7BO11 8C

O12 R04 4C Aux. Supply J3 -1 (NDB - 20 )O13 5C Feeder 6 For Gravimeric Control Cabinet - F

O14 6C Soot Blower Swgr. FeederO15 7CO16 8C

O17 R05 4C Aux. Supply J3 -2 (NDB - 17 )O18 5C Feeder To Gravimeric Control Cabinet - GO19 6C Feeder To Gravimeric Control Cabinet - HO20 7CO21 8C

O22 R06- 3A RAPH - 5B GB LOP - BO23 4A Exhaust Fan E 12O24 5A Furnace Sky ClimberO25 6AO26 7A

O27 R07 3A

O28 4A

O29 5ASr. No. Panel/Module Equipment

O30 6AO31 7A

O32 R08 Dummy

O33 R09 3A RAPH 5B Support Brg. LOP - 1O34 4AO35 5AO36 6AO37 7A

O38 R10 3A RAPH - 5A GB LOP - BO39 4A Coal Mill HoistO40 5B RAPH 5BO41 7A

O42 R11 3A Feeder To Feed Cycle Panel BFPTD - 5BO43 4A Feeder To Feed Cycle Panel BFPTD - 5CO44 5A Seal Air Fan For GD 12 AO45 6A Seal Air Fan For GD 12 BO46 7A

O47 R12 3A Exhaust Fan E 13O48 4A Exhaust Fan E 14O49 5A Exhaust Fan E 15O50 6A Exhaust Fan E 16O51 7A

O17O18O19O20O21

O22O23O24O25O26

Sr.No

O27O28O29O30

O31O32O33O34O35

O36O37O38O39O4O

O41O42O43O44

O46O47O48O49

O50O51O52O53O54

O55O56O57O58O59

O60O61O62O63O64

O65O66O67Sr.No

O68O69

O70O72O73O74O77

O77

O78O79O80O81O82

O83O84O85O86O87

O88

O89O90O91O92O93

O94O95O96O97O98

O99O100O101O102O103

O104O105O106O107O108

Sr.No

O109O110O111O112O113

O114O115O116O117O118

O119O120O121O122O123

O124O125O126O127O128

R07- 4C Aux.Supply J3-2 5C 6C 7C 8C

R08- 3A Bypass To Bypass V/V Of HP HTR 6 4A FW Bypass V/V Of HTR. 6 5A 6A 7A

Panel/Mod Equipment

R09- 3A Bypass To PRDS Upstream Isolating V/Vfrom CRH Line 4A Drain After Intercept V/V-4 5A Drain After Intercept V/V-2 6A 7A

R10- 3A 4A 5A 6A Bypass To PRS Isolating V/V ( Down ) 7A

R11- 3A Extraction To Dearator Drain V/V After NRV ( M32 ) 4A Extraction To BFPTD Drain V/V After NRV ( M33 ) 5A Extraction To LP HTR -3 Drain V/V After NRV 6A 7A

R12- 3A Drain V/V On Steam Line Before PRD 5A 4A 5A 6A

R13- 3A PHE 5C ACW Inlet V /V ( BV 37 ) 4A PHE 5D ACW Inlet V /V ( BV 38 ) 5A PHE 5C ACW Outlet V /V ( BV 41 ) 6A PHE 5D ACW Outlet V /V ( BV 42 )

R14- 3A Aux. Steam Line Hdr. To HPF Tank 4A Aux. Steam Line Hdr. To HPF Tank 5A LP HTR -1 Bypass V/V 6A Dearator Recirculation V/V To AFB 7A

R15- 3A BFP 5C Bypass V/V For FCV 100% 4A BFP 5C Bypass V/V To Bypass ( Integrated Bypass)100% 5A BFP 5C FCV Isolating V/V Upstream ( 25%) 6A BFP 5C FCV Isolating V/V Downstream ( 25%) 7A

R16- 3A SH Spray Hdr. ISP V/V 4A 5A 6A 7A

R17- 3A 4A 5APanel/Mod Equipment

6A PRSB Isolating V/V Downstream 7A

R18- 3A PRSB Isolating V/V Upstream 4A Exciter Flap Dome 5A Exciter Flap 1 Base Frame (South) 6A Exciter Flap 2 Base Frame ( North) 7A

R19 Dummy

R20- 3A BFP 5C Suction V/V 4A BFP 5C Suction V/V Bypass V/V 5A BFP 5A To SH Spray Line Isolating V/V 6A BFP 5B To SH Spray Line Isolating V/V 7A

R21- 3A Drain Before Extraction V/V A 4.2 4A Drain Before Extraction V/V A 3 5A LP Exaust Hood Spray Water Injection 6A BFP 5C To SH Line Isolating V/V 7A

R22 Dummy

R23- 3A Drain After HP CV 3 4A Drain After HP CV 1 5A Drai Before Intercept V/V 1 6A Drai Before Intercept V/V 2 7A

R24- 3A 4A 5A 6A 7A

R25- 3A 4A 5A 6A 7A

R26- 3A Drain Before Extraction V/V A 5 4A Drain Before Extraction V/V A 4 5A Gland Steam Hdr. Drain MPL81A 6A Drain Before Extraction V/V A.2 7A

Panel/Mod Equipment

R27- 3A BFP 5A 100% FCV Isolating V/V Downstream 4A BFP 5A 100% FCV Bypass V/V Downstream 5A Intercept V/V 3 6A Intercept V/V 4 7A

R28- 3A PRDS B Bypass V/V 4A PRDS A Upstream Isolating V/V 5A PRDS A Upstream Bypass V/V 6A PRDS A Downstream Isolating V/V 7A

R29- 3A Bypass To FW Inlet V/V To HP Htr.-6 4A FW Outlet V/V Of HP Htr.-6 5A FW Outlet Bypass V/V Of HP Htr.-6 6A FW Inlet V/V Of HP Htr.-6 7A

R30- 3A 4A 5A 6A 7A

EMERGENCY SWITCHGEAR

1

2 INCOMER FROM 282 PANELINCOMER FROM DMPT # 6ATie To U # 6 EMMERGANCY SWITCHGEAR

3 BUS COUPLERINCOMER FROM STATION SERVICE SWITCHGEAR 5 # B

4 INCOMER FROM STATION SERVICE SWITCHGEAR 5 # AINCOMER FROM D.G.SET

5 FEEDER TO FIRE WATER SWITCHGEARHYDRANT DELUGE SYSTEMFIRE WATER PUMP # 5AFEEDER TO 415 V FGD SWITCHGEAR

EMERGENCY SWITCHGEAR 5ASr. No. Panel/Module Equipment

OO1 F01- 5B Auxillary supply -J4 thermo electron.OO2 6BOO3 7B Space heater J =1

OO4 8C Alarm Module

OO5 F02- 3A ST 5 OLTC

OO6 4A BFTD 5B JOP

OO7 5A Main Turbine oil Va[pour Extraction = 1

OO8 6A 24 V battery charger Feeder 5D2

OO9 7A

O10 F03- 3A Scanner Air fan 3A

O11 4AO12 5AO13 6A 415/110V Transformer DB 14 15 16O14 7A

O15 F04 Dummy

O16 F05- 3A Control Fluid Vapour ExtingushierO17 4AO18 5A BFTD 5B Oil Vapour Extraction Fan -1O19 6A Gen .Bearing Chamber Exhauster -1

Gen.Control Cabinet FDR 1 Contriol Circuit O20 7A Tel. Excahange Battery Charger


O21 FO6- 3A PA Fan 5A LO pump AO22 4A MainTurbine Turning Gear Gate V/VO23 5A Blower For CCTV 1O24 6AO25 7A

O26 FO7- 3AO27 4AO28 5A ID Fan 5A LOP AO29 6AO30 7A

O31 F08- 3AO32 4AO33 5AO34 6A CW inlet v/v for D.G,SetO35 7A

O36 F09- 3AO37 4A Maw-50 Gland steam leak off c/v(Oil pp.)O38 5A Maw gland steam c/c (Oil pp)O39 6AO40 7A

O41 F10- 3AO42 4A ID Fan 5B LOP AO43 5AO44 6AO45 7A

O46 F11- 3A ID Fan 5C LOP-AO47 4AO48 5AO49 6AO50 7A

O51 F12- 3B GR Fan 5A Turning GearO52 4B GR Fan 5A LOP-AO53 5C Hydrant line Booster pumpO54 7A

O55 F13- 3AO56 4A Pulverizer 5B Lub Oil PumpO57 5A Pulverizer 5C Lub Oil PumpO58 6A Pulverizer 5D Lub Oil PumpO59 7A

O60 F14- 3A Independent Power Supply To GT Fifth Bank

O61 4CSr. No. Panel/Module Equipment

O62 6A Main Turbine CF HeaterO63 7A

O64 F15- 3AO65 4AO66 5C BFPTD 5B LOP - AO67 6AO68 7A

OO1 R01- 5BOO2 6C

OO4 R02- 3AOO5 4A GR Fan 5B LOP-AOO6 5AOO7 6A 220 KV Swyd.Battery Chrg.5GOO8 7A

OO9 R03- 4C Space HeaterO10 6A 220 V Station Battery Chrg.5AO11 7A MBFP 5A 415 V Supply To F10 5A on Turbine Swgr. 5A

O12 R04 Dummy

O13 RO5- 7A MT AOP-1

O14 R06- 7A Service Water Pump 5A

O15 R07- 7A

O16 R08- 7A LOB 4 AC Emmergency Lighting Feeder

O17 R09- 3B FD Fan 5A LOP-5AO18 4C 24V BC FDR 5D-1O19 5C BFPTD 5B TG Oil Supply V/VO20 7AO21 R10- 3B FD Fan 5B LOP-5AO22 5B MT JOP-1O23 7B Primary Water Pump-1

O24 R11- 4C Auxiliary Supply J3110 V DC To Comp A & C Control110 V AC To DB 11 & 12UCB IndicationLDC 5A, 5B, 5C, CX A01

O25 6A BMS & SGCPLS FDR-1O26 7B AC Emmergency Ltg. Transformer

LDB 5 -5.3 MBC Bay

LDB 3 - 5.3 BC BaySr. No. Panel/Module Equipment

O27 R12- 3AO28 4AO29 5AO30 6AO31 7A

O32 R13- 3A BFPTD 5C Oil Vapour Extractor-1O33 4AO34 5AO35 6AO36 7A

O37 R14- 3A PA Fan 5B LOP- AO38 4A PA Fan 5D LOP- AO39 5AO40 6A

O41 R15 3A MT Automatic Trip TestO42 4AO43 5A BFPTD 5C LOP - AO44 6AO45 7A

EMERGENCY SWITCHGEAR 5B


O1 F01- 3AO2 4A ID Fan 5B LOP-BO3 5A Space Heater J 1O4 6B Alarm Module

O5 F02- 3A Dummy

O6 F03 3A ST # 5 OLTC Supply - 2O7 4A ID Fan 5A LOP-BO8 5A BFPTD 5B Oil Vapour Extractor Fan -2O9 6A BFPTD 5C Oil Vapour Extractor fan -2O10 7A

O11 F04-3A MT Oil Vapour Extractor -2O12 4A Scanner Air Fan 5BO13 5A Blower For CCTV -2 (Furnace TV )O14 6A BFPTD 5C TG Oil Supply V/VO15 7A

O16 F05- 3A BFPTD 5C JOPO17 4AO18 5A GR Fan 5A LOP - BO19 6A Gen.Control Cabinet FDR - 2

Gen.BRG.Chamber Exauster Blower - 2CXW 01 * 101 , 16 ,17 ,18

O20 FO6- 3A Standby Supply To 415/110 V Transformer ( DB 14 , 15 , 19 )O21 4AO22 5A GR Fan 5B LOP -BO23 6A ID Fan 5C LOP -BO24 7A

O25 FO7- 3AO26 4AO27 5AO28 6AO29 7A

O30 F08- 3AO31 4AO32 5A ID Fan 5D LOP -BO33 6A 220 V SWYD. Battery Charger Feeder - 5HO34 7A

O35 F09- 3B GR Fan 5B TGO36 4B FD Fan 5B LOP - B

O37 5C FD Fan 5A LOP - BSr. No. Panel/Module Equipment

O38 6AO39 7A

O40 F10- 3AO41 4AO42 5AO43 6AO44 7A

O1 R01- 5BO2 7C Hooter

O3 R02 Dummy

O4 R03- 4C Space Heater J2O5 6A 220 V Station Batt. Charger FDR - 5BO6 7A 110 V AC FOR Comp.Control D , E , F

110 V AC To DB 13 ( Aux. Supply J3)

O7 R04- 7A MT AOP -2

O8 RO5- 3A Pulveriser 5E LOPO9 4A Pulveriser 5F LOPO10 6A Primary Water Pump -2O11 7A

O12 R06- 3A Pulveriser 5G LOPO13 4A Pulveriser 5H LOPO14 6A MT JOP -2O15 7A

O16 R07- 3B MT CF Heater -2O17 4CO18 6A UPS Feeder Standby SupplyO19 7A

O20 R08- 2A BMS & SGCPLS FDR -2O21 3B +24 V DC Feeder 5E1O22 4C AC Emmergency Lighting Panel

LDB - 7,10.8 M Being SS Swgr.5AO23 6C 220 V Station Battery Charger FDR 5C

O24 R9- 3AO25 4A PA Fan 5B LOP - BO26 5A PA Fan 5A LOP - BO27 6A -24 V BC FDR 5E2O28 7A

STATION SERVICE SWITCHGEAR

1

2 * Feeder To Main control Room A/C Plant Swgr.

3 * Incomer from SST-5B* Tie To Emmergency Swgr.- 5B

4 * Bus Coupler* Incomer from SST-5A* Tie To Emmergency Swgr.- 5A

5 * Feeder To Main control Room A/C Plant Swgr.* Vaccume Pump 5A

6 * Spare* New Heat tracing Transformer at Fuel Area

STATION SERVICE SWITCHGEAR 5A

Sr. No. Panel/Module EquipmentOO1 F01- 2COO2 3COO3 4COO4 5C Space Heater J1OO5 7A Alarm Module

OO6 F02- 3AOO7 4AOO8 5A BFPTD Dirty Oil transfer PumpOO9 6A BFPTD Clean Oil transfer PumpO10 7A

O11 F03- 3AO12 4AO13 5AO14 6A Aux. supply J2 To AT&Ttelephone Exchange +

SST 5A Wdg. Temperature Hi & Hi-Hi

O15 R01- 2A Generator control cabinet FDR-2* Gas drier fan & Heater* Air side Seal Oil Pump 1* CO2 Flash Evaporator

O16 3B Station service Lighting Transformer -5AO17 6A 120 Ton EOT crane FDR -5A

O18 R02- 4C Space Heater J1O19 6A Fuel Area Heat Tracer

O20 7B EPP Ckt. 3Sr. No. Panel/Module Equipment

O21 R03- 4C Aux. supply J 3 LDB 7O22 7B HP Bypass Panel CUA 20 FDR -1O23 R04 (ACK) Lamp Test

STATION SERVICE SWITCHGEAR 5B

Sr. No. Panel/Module EquipmentOO1 F01- Aux. supply J 4

OO2 F02- 2COO3 3C Service water Pump- 5A Disch. V/VOO4 4C Aux. supply J 4OO5 5C Space Heater J1OO6 7A Alarm Module

OO7 F03- 3AOO8 4AOO9 5AO10 6AO11 7A

O12 F04- 3AO13 4A Generator control cabinet FDR-1

* Air side Seal Oil Pump 2* Gas drier fan & Heater* H2 side Seal Oil Pump

O14 7A Seal Air fan -5F

OO1 R01- (ACK) Lamp Test

OO2 R02- 4C Space Heater J2OO3 6AOO4 7B

OO5 R03- 4C Aux. supply J 3 ( 110 V Supply To LP Control Panel -1)OO6 6A Station service Lighting Transformer -5B LDB 11OO7 7A

OO8 R04- 3BOO9 6A 120 Ton EOT Crane FDR BO10 7A

STATION SERVICE SWITCHGEAR 5C

1

2 * Incomer from SST- 5C* Tie To Workshop Swgr.

3 * Feeder To A/C Swgr.* Vaccume Pump 5B

4 * Spare* Spare

5 * Bus Coupler

6


OO1 F01- (ACK) Lamp Test

OO2 F02- 4C Space Heater J2OO3 6AOO4 7A Aux. supply J 4

OO5 F03- 4C Aux. supply J 3OO6 6A Station service Lighting Transformer -5C LDB 12OO7 7A

OO8 F04- 3AOO9 4BO10 7A

O11 F05- 3AO12 4BO13 7A Supply To A/C Plant Swgr. Energy Meter

OO1 R01- Aux. supply J 4

OO2 R02- 3B Service water Booster Pump -5AOO3 4C Water Box Priming PumpOO4 6A Space Heater J1OO5 7A Alarm Module

OO6 R03- 3AOO7 4BOO8 7A Centrifuge

OO9 R04- 3A

O10 4BO11 7A Service Water Pump -5BSr. No. Panel/Module Equipment

O12 R05- 3A Service Water Pump -5B Discharge V/VO13 4AO14 5AO15 6AO16 7A

UNIT SERVICE SWITCHGEAR1

2 Spare Breaker

3 Tie To Turbine switchgear -BFeeder To TVDC -BFeeder To BVDC -B

4 Incomer from UST -5BTie To Boiler switchgear -B

5 Incomer from UST -5ABus coupler

6 Tie To Boiler switchgear -ATie To Turbine switchgear -ASpare Breaker

7 Feeder To TVDC -AFeeder To BVDC -ASpare Breaker

8 Dummy Box

9 Sapre

10

UNIT SERVICE SWITCHGEAR- 5A

Sr. No. Pan/Mod Equipment

OO1 F01- 3COO2 4C Auxillary supply -J4 OO3 6A Service Building Elevator (VIP Lift East)OO4 7B Space Heater J1OO5 8C Alarm Module

OO6 F02 3COO7 4C KWU Cabinet CJ No.1 Feeder 1OO8 6A Unit service Lighting Transformer 5A LDB -2OO9 7B Feeder To simulatorOO10 8C EPP Ckt.-4 TG & SG

OO11 R01- 4C Auxillary supply -J3OO12 6COO13 8C Hooter

Sr. No. Panel/Mod Equipment

OO14 R02- 4C Space Heater J2OO15 6AOO16 7BOO17 8C

UNIT SERVICE SWITCHGEAR- 5B

OO1 F01 4C Space Heater J2OO2 5C Auxillary supply -J4OO3 7A Space Heater J1OO4 8C Alarm Module

OO5 F02 7A HP Bypass Panel CUA FDR -20

OO6 F03- 3AOO7 4AOO8 6C O & S Bldg.4.8 M Canteen Power Supply

OO9 F04 Dummy

OO10 F05- 3AOO11 4BOO12 7A

OO13 F06- 3AOO14 4AOO15 5A KWU Cabinet CJ No.1 Feeder 2OO16 6A BowserOO17 7A

OO1 R01- 6COO2 8C Hooter

OO3 R02- 7A LDB 22 6.6KV Swgr.Room

OO4 R03 7A

OO5 R04 Dummy

OO6 RO5- 5C Auxillary supply -J3OO7 6COO8 7C

OO9 R06- 3AO10 4AO11 5C Unit service Lighting Transformer 5B LDB -8

O12 7A Lighting Transformer feeder LDB-9

VENTILATION SWITCHGEAR A

INCOMER USTSr. No. Pan/Module Equipment

1 F01- 5B Auxillry Supply J42 6B Space Heater J 13 7C Alarm Module

4 F02- 3A Spare5 4A Exhaust Fan 220 KV Barttery Room 6 5A Exhaust Fan 24 V Battery Room 7 6A Exhaust Fan 220 V Battery Room ( North )

8 F03 3A 0.3 O & S Building A.C. Switchgear Room Exhaust Fan 9 4A O&S Building !st Floor Canteen Hall Exhaust Fan

10 5A O&S Building !st Floor Canteen Hall Exhaust Fan 11 6A O&S Building !st Floor Canteen Hall Exhaust Fan 12 7A O&S Building !st Floor Canteen Hall Exhaust Fan

13 F04- 4B Air Washer Room Supply Fan N0 114 7A Air Washer Room Supply Fan N0 2

15 F05- 4B Air Washer Room Supply Fan N0 316 7A Air Washer Room Supply Fan N0 4

17 F06- 7A Spare

18 F07- 7A Spare

19 F08- 3A Exhaust Fan E 1920 4A Exhaust Fan E 2021 5A Exhaust Fan E 2122 6A Exhaust Fan E 2223 7A Exhaust Fan E 23

24 F09- 3A Exhaust Fan E 2425 4A Exhaust Fan E 2526 5A Exhaust Fan E 2627 6A Exhaust Fan E 2728 7A Exhaust Fan E 28

29 F10 Spare Heater J1-2

30 F11- 4A Air Washer room CW pump 131 6A Air Washer room CW pump 232 7A Spare heater J1-2

33 F12- 4A Air Washer room CW pump no. 334 6A Air Washer room CW pump no. 4

35 7A SpareSr. No. Pan/Module Equipment

36 F13- 4A Air Washer Room CW pump no 537 6A Air Washer Room CW pump no 638 7A TG & OS building lift M/C room Fresh Air Fan

39 F14- 3A Exhaust Fan E 29 to E 40 4A Exhaust fan E 30 to

5A MBFP Exhaust Fan A 6A Exhaust Fan E 32 to E pantry room 7A Exhaust Fan E

F15- 3A Spare 4A Exhaust fan lube oil room 5A Feeder to to VST OLTC 6A Technometric panel Vent Fan (E) 7A Technomatric panel Vent Fan (W)

F16- 3A Exhaust Fan 17 4A Exhaust Fan 18 5A Exhaust Fan 34( 3.53 mts 6A Spare 7A Exhaust Fan 38( 8. 3 mts)

R01- 5B Spare 7B Hooter

R02- 6A Space Heater J2 7A Exhaust fan 39 8A Spare

R03- 6A Auxillary Supply J3 7A Spare 8A Spare

R 04- 3A O&S Building 3rd floor kitchen Exhaust fan 80 4A O&S Building 3rd floor kitchen Exhaust fan 84 5A O&S Building 3rd floor toilet & kitchen Ex. Fan 82 6A O&S Building 3rd Floor Canteen hall Exhaust Fan 86 7A O&S Bulding 3rd floor canteen hall Exhaust fan 87

R 05- 3A TG Building roof Ventilation A 4A TG Building roof Ventilation B 5A TG Building roof Ventilation C 6A TG Building roof Ventilation D 7A TG Building roof Ventilation E

R 06- 3A TG Building roof Ventilation F 4A TG Building roof Ventilation G 5A TG Building roof Ventilation H

6A TG Building roof Ventilation ISr. No. Pan/Module Equipment

R 07- 3A Spare 4A Rotary Shutter Behind Condenser 5A Motor Drive Shutter unloading Bay 6A Spare 7A TG Building M /C room 23.8 m Air Fan

R 08- 3A TG Building Elevator M /C room exhaust Fan 4A Elevator M /C room 5A Spare 6A Spare 7A Spare

R 09 3A Spare 4A Spare 5A Spare 6A Spare 7A SpareR 10 Space Heater J1-2

R11- 3A Spare 4A Exhaust fan East STBFP 5C 5A Spare 6A TG & OS Building lift M/C room exhaust Fan 7A Spare

R12 3A Supply Fan 1 4A Supply Fan 2 5A Spare 6A Spare 7A Spare

R 13- 3A Spare 4A Exhaust fan west STBFP 5B 5A O&S building 4th floor NE wing toilet fan 89 -99 6A O&S building 2nd floor NE wing toilet fan 76 & 174 7A O&S building 1st floor NE wing toilet fan 68 & 69

R 14- 3A Spare 4A Spare 5A Exhaust Fan O&S building 5 th floor VIP toilet 5th floor 6A Exhaust Fan O&S building VIP toilet 3rd & 4th floor 7A Exhaust Fan O&S building VIP toilet 1st & 2nd floor

R 15- 3A O& S Building 5th floor NE wing toilet fan 91 &95 4A O& S Building 4th floor NE wing toilet fan 87 & 88 5A O& S Building 3rd floor NE wing toilet fan 78 & 79 6A O& S Building 1st floor NE wing toilet fan 70 & 73 7A O& S Building 1st floor NE wing toilet fan 74 & 75

Sr. No. Pan/Module Equipment

R 16 3A Spare 5A Spare 7A Spare

Sr.No Equipment

2 Instrument And Air Compressor no 4Instrument And Air Compressor no 3Instrument And Air Compressor no 2

3 SpareSpareSpare

4 Incomer From Compressor Transformer BBus Coupler

5 Incomer From Compressor Transformer ASpareSpare

6 Instrument And Air Compressor no 1Instrument And Air Compressor no 2Instrument And Air Compressor no 3

Sr.No Equipment

1 Space Heater J22 Auxillry Supply J43 Space Heater J 14 Alarm Module.5 Air Dryer Motor A6 Air Dryer Motor B78 Control Supply For Compressor Panel 9

10 Space Heater J3111213 Spare14 Spare15 Spare16 Spare17 Spare18 Spare

Compressor Switchgear

Sr.No Equipment

4 Alarm Module

5 Air Dryer Motor C6 Spare7 Spare8 Spare9 Spare

10111213 Flooter

1415161718 Auxiliry Supply J 3

TVDC Swgr

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