MGE UPS Systems EPS 6000 User Manual page 36

EPS 6000 UPS Shared Systems
B: Rectifier/charger on
This green LED indicates that the rectifier/battery charger is on.
C: Rectifier/charger fault
This red LED indicates an alarm condition within the rectifier/battery charger. it
indicates the presence of one of the following fault conditions:
D: Main AC input (mains 1) outside tolerance
This orange LED indicates that the main AC input (mains 1) source is outside
tolerance (voltage and/or frequency too high or too low).
E: Reserved for future use.
F: Battery temperature outside tolerance
This orange LED indicates that the ambient temperature of the battery is
too high or too low.
G: Battery charging
This orange LED indicates that the battery is being recharged. This LED functions
only when the connected battery is of the vented lead-acid type (sealed lead-acid
batteries will not activate this signal).
H: Inverter fault
This red LED indicates an alarm condition in the inverter, which may be one or
more of the following conditions:
I: Battery discharged
This orange LED indicates that the battery has reached the end of its autonomy,
shutting down the inverter.
2 — 10
• Input circuit breaker Q1 open
• Input power protection fuse blown
• Rectifier/battery charger over-temperature
• Battery charge overcurrent
• Battery overvoltage
• Rectifier/battery charger control board fault
• Power supply board fault
• Inverter shutdown due to output voltage out of tolerance
• Inverter output protection fuse blown
• Inverter leg fault
• Inverter output transformer over-temperature
• Inverter leg over-temperature
• Current sharing fault
• Internal clock fault
• Inverter control board fault
• Power supply board fault
Operation