MGE UPS Systems GALAXY PW 225KVA - Manual (Page 79)

Appendices
Appendix A
Front Control Panel Display Definitions
1 "Rectifier/charger" light
◗ light off: rectifier/charger OFF.
◗ light shines green: rectifier/charger ON.
◗ light shines red: rectifier/charger fault, the stored alarm indicates one or several of the following faults:
- input circuit breaker Q1 open,
- protection fuse at the rectifier/charger input (FUE) blown,
- abnormally high internal rectifier/charger temperature,
- abnormally high battery charge current,
- abnormally high battery voltage,
- fault, non-calibration or non-personalization of the electronic control board for the rectifier/charger,
- fault on the electronic power-supply board,
- abnormally high temperature in the harmonic filter inductor.
2
"Battery light"
◗ light off: battery float charging.
◗ light flashing green: battery recharging.
◗ light shines green: load on battery power.
◗ light flashing red: low-battery shutdown warning.
◗ light shines red: battery at end of backup time and circuit breaker QF1 open, or battery fault.
3 "Static-bypass" light
◗ light off: bypass AC source within specified tolerances and static bypass open.
◗ light shines green: static bypass closed.
◗ light shines red: the stored alarm indicates one or several of the following faults:
- bypass AC source voltage or frequency outside specified tolerances,
- static-bypass fault,
- abnormally high internal static-bypass temperature,
- static-bypass ventilation fault,
- power-supply fault for the static-bypass control function,
- fault on the electronic board controlling the transfer function,
- non-calibration or non-personalization of the electronic control board for the inverter,
- fault on the electronic power-supply board,
- fault on monitoring the "inverter ready" response channels (parallel UPS system).
Appendices A — 1 86-133060-00 A00