Interlock - Double bus & transfer bus system

FOR 89-C/BAY ISOLATOR OPERATION:

FOR 89-L/BAY ISOLATOR OPERATION:

FOR 89-AE/BAY ISOLATOR OPERATION:

FOR 89-LE1/BAY ISOLATOR OPERATION:

FOR 89-LE2/BAY ISOLATOR OPERATION:

FOR 52 CB/BAY CIRCUIT BREAKER

FOR REMOTE OPERATION:

1.86-GA   HSTR/MTR RESET CONDITION.

2.86-GB   HSTR/MTR RESET CONDITION.

3.96-BB   TBC HSTR/MTR RESET CONDITION.

4.89A/89B ISOLATOR CLOSE POSITION

5.89L ISOLATOR CLOSE POSITION

FOR 52 CB /BAYCIRCUIT BREAKER FOR LOCAL OPERATION:

1.89-A ISOLATOR OPEN CONDITION.

2.89-L  ISOLATOR OPEN CONDITION.

3.89-AE  TBC EARTH SWITCH CLOSED CONDITION.

4.89-LE1 EARTH SWITCH CLOSED CONDITION.

TRANSFER BUS COUPLER

FOR 89-A / TBC ISOLATOR OPERATION:

1.52 CB / TBC IN OPEN CONDITION.

2.89AE / TBC EARTH SWITCH OPEN CONDITION.

3.BB189E BUSEARTH SWITCH OPEN CONDITION.

4.89-B/TBC ISOLATOR OPEN CONDITION

( Selection Logic Considering BC Isolator & BC CB can be opt , for online switching between BUS- 1& 2)

FOR 89-B / TBC ISOLATOR OPERATION:

1.52 CB / TBC IN OPEN CONDITION.

2.89AE / TBC EARTH SWITCH OPEN CONDITION.

3.BB289E BUSEARTH SWITCH OPEN CONDITION.

4.89-A/TBC ISOLATOR OPEN CONDITION

( Selection Logic Considering BC Isolator & BC CB can be opt , for online switching between BUS- 1& 2)

FOR 89-C / TBC ISOLATOR OPERATION:

1.52 CB / TBC IN OPEN CONDITION.

2.89CE / TBC EARTH SWITCH OPEN CONDITION.

3.BB389E BUSEARTH SWITCH OPEN CONDITION.

FOR 89-AE / TBC EARTH SWITCH OPERATION:

1.89-A / TBC ISOLATOR OPEN CONDITION.

2.89-B / TBC ISOLATOR OPEN CONDITION.

3.52-CB / TBC BREAKER OPEN CONDITION.

FOR 89-CE / TBC EARTH SWITCH OPERATION:

1.52-CB/ TBC BREAKER  OPEN CONDITION.

2.89-C / TBC ISOLATOR OPEN CONDITION.

FOR 52 CB / TBC CIRCUIT BREAKER FOR REMOTE OPERATION:

1.86-GA / TBC HSTR/MTR RESET CONDITION.

2.86-GB / TBC HSTR/MTR RESET CONDITION.

3.96-BB / TBC HSTR/MTR RESET CONDITION.

4.89A/89B ISOLATOR CLOSE POSITION

5.89C ISOLATOR CLOSE POSITION

FOR 52 CB / TBC CIRCUIT BREAKER FOR LOCAL OPERATION:

1. 89-A / TBC ISOLATOR OPEN CONDITION.

2. 89-B / TBC ISOLATOR OPEN CONDITION.

3. 89-C / TBC ISOLATOR OPEN CONDITION.

4.  89-AE / TBC EARTH SWITCH CLOSED CONDITION.

5.  89-CE / TBC EARTH SWITCH CLOSED CONDITION.

FOR 89-A / BC ISOLATOR OPERATION:

1.52 CB / BC IN OPEN CONDITION.

2.89AE / BC EARTH SWITCH OPEN CONDITION.

3.BB189E BUSEARTH SWITCH OPEN CONDITION.

FOR 89-B / BC ISOLATOR OPERATION:

1.52 CB / BC IN OPEN CONDITION.

2.89BE / BC EARTH SWITCH OPEN CONDITION.

3.BB289E BUSEARTH SWITCH OPEN CONDITION.

FOR 89-AE / BC EARTH SWITCH OPERATION:

1.89-A / BC ISOLATOR OPEN CONDITION.

2.52-CB / BC BREAKER  OPEN CONDITION.

FOR 89-BE / BC EARTH SWITCH OPERATION:

1.89-A / BC ISOLATOR OPEN CONDITION.

2.52-CB / BC BREAKER OPEN CONDITION.

FOR 52 CB / BC CIRCUIT BREAKER FOR REMOTE OPERATION:

1.86-GA / BC HSTR/MTR RESET CONDITION.

2.86-GB / BC HSTR/MTR RESET CONDITION.

3.96-BB / BC HSTR/MTR RESET CONDITION.

4.89-A/BC  ISOLATOR CLOSE POSITION

5.89-B/BC ISOLATOR CLOSE POSITION

FOR 52 CB / BC CIRCUIT BREAKER FOR LOCAL OPERATION:

1. 89-A / BC ISOLATOR OPEN CONDITION.

2. 89-B / BC ISOLATOR OPEN CONDITION.

3. 89-AE / BC EARTH SWITCH CLOSED CONDITION.

4. 89-BE / BC EARTH SWITCH CLOSED CONDITION.