What do the breaker status flags on a Masterpact NW indicate?
Issue:
Why do the flags on a Masterpact NW indicate Charged and Not-OK when it is charged and open?
Product Line:
Air Circuit breakers
Resolution:
Breaker flags indicate whether or not the breaker is open or closed, whether the springs are charged or not, and if the breaker will close with a close command.
The flags will indicate charged and OK only if the following conditions are met:
Why do the flags on a Masterpact NW indicate Charged and Not-OK when it is charged and open?
Product Line:
Air Circuit breakers
Resolution:
Breaker flags indicate whether or not the breaker is open or closed, whether the springs are charged or not, and if the breaker will close with a close command.
The flags will indicate charged and OK only if the following conditions are met:
- Breaker is open and charged
- Shunt trip (if present) is NOT energized
- UVR (if present) is energized
- There is no padlock in place
- Keylock (if present) is in operable position
- Other interlocks such as spring-discharge and rod/cable interlocks are satisfied
Released for: Schneider Electric USA
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