Status of PCC Panel & 11KV Switchgear
3
Sl. No. Panel Description Checks & Tests Remarks A PCC Panel has been checked with temporary Three Phase 415V supply and with 230V control supply for following checks and Observed as below: 1 PCC Panel: Trafo Incomer Manual & Electrical Spring Charging- OK Manual Breaker Closing-OK Manual Breaker Off-OK Electrical Closing -OK Electrical Switch Off-OK On & Off indication -OK 2 PCC Panel: GG1 Incomer(I/C- 1) Manual & Electrical Spring Charging- OK Manual Breaker Closing-OK Manual Breaker Off-OK Electrical Closing -OK Electrical Switch Off-OK On & Off indication -OK 3 PCC Panel: GG2 Incomer(I/C- 2) Manual & Electrical Spring Charging- Could not be done Manual Breaker Closing-Could not be done Manual Breaker Off-Could not be done Electrical Closing could not be checked Electrical Switch Off-N/A Only Off indication -OK 4 PCC Panel: EMDG Incomer Manual & Electrical Spring Charging- Could not be done Manual Breaker Closing-Could not be done Manual Breaker Off-Could not be done Electrical Closing could not be checked Electrical Switch Off-N/A Only Off indication -OK 5 PCC-Bus Coupler Manual & Electrical Spring Charging- OK Manual Breaker Closing-OK Manual Breaker Off-OK Electrical Closing -OK Electrical Switch Off-OK On & Off indication -OK PCC & HT Switchgear Status Needs Refurbishment & rectification and circuits for synchronisation to be made ready Circuits for synchronisation to be made ready Circuits for synchronisation to be made ready Needs Refurbishment & rectification and circuits for synchronisation to be made ready
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Transcript of Status of PCC Panel & 11KV Switchgear
Sl. No. Panel Description Checks & Tests Remarks
A
PCC Panel has been checked with temporary Three Phase 415V supply and with 230V control supply for following checks and Observed as below:
1 PCC Panel: Trafo Incomer Manual & Electrical Spring Charging- OKManual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
2 PCC Panel: GG1 Incomer(I/C-1) Manual & Electrical Spring Charging- OK
Manual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
3 PCC Panel: GG2 Incomer(I/C-2)
Manual & Electrical Spring Charging- Could not be doneManual Breaker Closing-Could not be doneManual Breaker Off-Could not be doneElectrical Closing could not be checkedElectrical Switch Off-N/AOnly Off indication -OK
4 PCC Panel: EMDG Incomer Manual & Electrical Spring Charging- Could not be doneManual Breaker Closing-Could not be doneManual Breaker Off-Could not be doneElectrical Closing could not be checkedElectrical Switch Off-N/AOnly Off indication -OK
5 PCC-Bus Coupler Manual & Electrical Spring Charging- OKManual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
PCC & HT Switchgear Status
Needs Refurbishment & rectification and
circuits for synchronisation to
be made ready
Circuits for synchronisation to
be made ready
Circuits for synchronisation to
be made ready
Needs Refurbishment & rectification and
circuits for synchronisation to
be made ready
6 PCC Panel: Outgoing to MCC-E Manual & Electrical Spring Charging- Could not be doneManual Breaker Closing-Could not be doneManual Breaker Off-Could not be doneElectrical Closing could not be checkedElectrical Switch Off-N/AOnly Off indication -OK
7 PCC Panel: Outgoing (Spare)Manual & Electrical Spring Charging- OKManual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
8 PCC Panel: Outgoing to MCC-1Manual & Electrical Spring Charging- OKManual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
9 PCC Panel: Outgoing to MCC-2Manual & Electrical Spring Charging- OKManual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
10 PCC-Capacitor Bank OutgoingManual & Electrical Spring Charging- OKManual Breaker Closing-OKManual Breaker Off-OKElectrical Closing -OKElectrical Switch Off-OKOn & Off indication -OK
11 PCC-Incoming Capacitor BankAll Panels of Capacitor Bank circuit-OKCapacitor conditions could not be checked on No Load
12 PCC Main Bus Bar Cleaned, Tightened and accepting Three Phase Power and reaching every panel
Needs Refurbishment &
rectfication
13 PCC Control & Auxiliary Bus Bar
Cleaned, Tightened and accepting control supply & Space Heater supply
B11KV Switchgear Panel Checked with control supply and observed :
Breaker spring charging-OKBreaker Electical closing & switch off operations- OKTrip circuit checked and found OK. However, tripping not OK at Oil Temperature Trip command.
