Chapter 12: Troubleshooting - Delta Amplon RT Series User Manual

1. When a problem occurs, please check if the following situation exists before contacting Delta
service personnel.
Is the main input voltage present?
2. Please have the following information ready before contacting the Delta service personnel.
Unit information including model, serial number, etc.
An exact description of the problem; the more detailed, the better.
3. When you see the following problems occur, please refer to the solutions shown below.
NOTE:
If all possible causes below are eliminated but the alarm still appears, please contact
your local dealer or customer service.
Event Alarm
Code Message
Bypass STS/
0x0288 Relay
Abnormal
Battery Over
0x1002
Charged
Battery
0x1003
Disconnected
Output
Overload
0x1101
Shutdown
Amplon RT Series
Chapter 12 : Troubleshooting
Possible Cause
The bypass SCR or relay is
broken.
The charger voltage is too
high.
1. The UPS is not properly
connected to the external
battery pack(s).
2. The battery/ batteries is
(are) damaged.
The UPS is overloaded.
Please contact service personnel.
Please contact service personnel.
Check whether the UPS is
properly connected to the external
battery pack(s).
Check the power consumption of
the loads, and remove the
unnecessary loads.
99
Solution