Control System :
1. Local Control Panel
2. Fallback Control Panel
3. Remote Control Panel ( By Occ & SCR )
4. Emergency Override Mode
5. Hand Crank
Occ commands goes to server then go to BSC - THEN GOES TO PLC
1PLC UNLOCLS PINS
2. PLC EXTENDS PINS
FEEDBACK COMES TO OCC
IF THIS COMMUNICATION FAILS THEN WE DO FALLBACK OR ANYOTHER METHOD
BEAM FAILURE IS ELECTO MACHANICAL FAILURE
'SWITCH BEAM INVALIDATION SATHI BEAM VAR JAACHI GARAJ NHI.
ERP use while switch invalidation
When track invalid we have to do ERP
SM operates ERP
Then in next 60 seconds OCC have to handover LCP .
Depot switch are in OCC
RST ROOM madhye ERP Switch ahet