42
A B B U PS PRODUC TS A N D SOLUTI ON S
LCD Message
Explanation
Solution
Fault 23:Op STS Open
Output relay or STS is open.
Contact service personnel.
Fault 24:Op STS Short
Output relay or STS is short
circuited.
Contact service personnel.
Fault 25:Wiring Fail
The wiring is wrong.
Contact service personnel.
Fault 26:Bat Fuse Open
Battery fuse is broken.
Contact service personnel.
Fault 27:Charge Short
The battery is short circuited.
Contact service personnel.
Fault 31:Para Comm Fail
The communication between UPS
modules is interrupted.
Contact service personnel.
Fault 32:Host Line Fail
The host line between UPS modules
fails.
Contact service personnel.
Fault 33:OP Curr Unbal
The load share line between UPS
modules fails.
Contact service personnel.
Fault 34:Ver Incompat
The firmware version between UPS
modules is incompatible.
Contact service personnel.
Fault 41:DSP Comm Fail
The internal communication in UPS
module is interrupted.
Contact service personnel.
Fault 42:Over load
Heavy overload causes UPS fault.
Reduce some load.
Fault 43:Charger Fail
Battery polarity is connected
reversely or charger voltage is
abnormal.
Contact service personnel.
Fault 44:Model Fault
UPS model is not able to identify.
Contact service personnel.
Fault 45:Mcu Comm Fail
As stated.
Contact service personnel.
Fault 46:CT Satiation
Load current sensor is abnormal.
Contact service personnel.
Fault 47:Fan Fault
The two fans are stuck or broken.
Make sure fans work well when UPS is
working.
Warning 01:BatLow
Battery voltage is low.
Charge the battery when the mains is
normal.
Warning 02:BatOpen
Battery is not connected.
1.
Check battery breaker status.
2.
Check if the battery connection is
well connected.
3.
Check the setting of Nominal Battery
voltage.
4.
Contact service personnel if
necessary
Warning 03:BatPhaseLoss
The voltage between positive and
negative battery is different.
Check the battery connection.
Warning 04:LineIpNLoss
Neutral loss
Check if the Neutral connection is well and
contact service personnel.
Warning 05:LinePhaseError
As stated.
Check if the Mains phase sequence is
correct and contact service personnel.