AEG IST7, Руководство пользователя

Страница: 27 / 100

IST Series UPS (10kVA-200kVA)
User Manual 2 Overview
19
Table2-6 Abnormal status and alarm/ protection function
Alarm action Protection action Fault name
Buzzer long beeps,
the red DC/AC
indicator on.
Shut down all inverter output
and bypass output.
EPO enable
Bypass overload protection
Bypass output under-voltage
Shut down all inverter output
and turn to bypass output.
Inverter output overvoltage
Inverter output under-voltage
Inverter overload protection
Parallel system sovereignty fault
Parallel system communication
abnormal
Maintenance bypass is on
Buzzer beeps
quickly, the red
BATT. LOW
indicator on.
It is not allowed to supply
power by battery or charge
battery.
Battery over-voltage
Battery circuit abnormal
None Battery backup time is not enough
It is not allowed to supply
power by battery.
Battery discharge protection time
is up.
Battery under-voltage.
None Battery low-voltage alarm
Buzzer beeps
slowly, the red
BYP. indicator on.
Bypass output is not allowed.
Bypass power down.
Bypass over-voltage.
Bypass under-voltage.
Bypass over-frequency.
Bypass under-frequency.
Bypass phase sequence is wrong.
Bypass lack-phase.
Buzzer beeps None
Output circuit abnormal.