Delta DPS-500K, Руководство пользователя

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11 Troubleshooting
No. Alarm Message Possible Cause Solution
9 BAT LOW
WARNING Battery voltage is lower than
warning limit. If there is no backup power,
immediately shut down the critical
loads connected to the UPS.
10 LOW BAT CUT
OFF Battery voltage is lower than
shutdown limit. If there is no backup power, the UPS
will automatically discontinue power
supply to the critical loads to protect
battery until battery power recovers.
11 BAT REPLACE
REQUIRED 1. System date is wrongly set.
2. Battery replacement date
is due.
1. Check if system date is set
correctly. If not, correct it.
2. Check if battery replacement date
is due. If yes, contact service
personnel to replace battery(ies).
12 PWR UNIT #n
CHARGER FAIL Charger temperature is too
high. Contact service personnel.
13 BAT OVER
CHARGE Charger is abnormal. Contact service personnel.
14 BAT MISSING 1. Wrong battery wiring.
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1. Check if battery wiring is correct
or not. If not, contact service
personnel.
2. Check if battery voltage is
abnormal or not. If yes, contact
service personnel.
15 PWR UNIT #n
PFC OVER HEAT
WARNING 1. Fans have abnormalities.
2. Foreign matter is stuck in
the fans.
Check if fans work abnormally or
foreign matter is blocking a fan. If
yes, contact service personnel. If not,
please decrease some critical loads.
16 PWR UNIT #n
PFC OVER HEAT
SHUTDOWN 1. Fans have abnormalities.
2. Foreign matter is stuck in
the fans.
Check if fans work abnormally or
foreign matter is blocking a fan. If
yes, contact service personnel. If not,
please decrease some critical loads.
17 PWR UNIT #n
INV OVER HEAT
WARNING 1. Fans have abnormalities.
2. Foreign matter is stuck in
the fans.
Check if fans work abnormally or
foreign matter is blocking a fan. If
yes, contact service personnel. If not,
please decrease some critical loads.