OMD10078 rev F
20
LED 1
GREEN
AC line on rectifier input within tolerance
GREEN
Wrong phase rotation
OFF
AC mains failure on rectifier input
LED 2
GREEN
AC bypass line within tolerance
GREEN
Wrong phase rotation
OFF
AC bypass line out of tolerance
AC bypass line failure
LED 3
GREEN
Rectifier off or faulty
RED
DC voltage out of tolerance
GREEN
Rectifier on and DC voltage within tolerance
LED 4
GREEN
circuit breaker BCB closed and battery charging
GREEN
Battery discharging or under TEST
ORANGE
Circuit breaker BCB open
RED
Battery fault (following a battery test)
OFF
Battery not available
LED 5
GREEN
Inverter voltage within tolerance and static switch
closed
GREEN
Inverter overload or short-circuit
OFF
Inverter off or voltage out of tolerance
LED 6
ORANGE
Re-transfer blocked
ORANGE
Static bypass switch closed
OFF
Static bypass switch open
LED 7
GREEN
output circuit breaker OCB closed
OFF
Output circuit breaker OCB open
LED 8
ORANGE
Manual bypass switch MBCB closed
OFF
Manual bypass switch MBCB open
LED 9
RED
Emergency power off (EPO) activated
OFF
Normal operation
LED 10
ORANGE
Maintenance request (slow flashing)
ORANGE
Critical alarm (fast flashing)
OFF
Normal operation