MGE UPS Systems 4000 RT Manuel D’Utilisation

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5. Troubleshooting
5.3 Troubleshooting requiring MGE UPS SYSTEMS after-sales support  
    
Troubleshooting one UPS (or two UPS in parallel) with ModularEasy module:  
 
Display
Signification
Correction
 POWER 
MODULE 
FAULT
Internal power sub-module fault detected.
Use 
"
Enter
"
 button (27) to display details.
Call the after-sales support department.
Follow the power sub-module replacement 
procedure (see section 7.1)
BATT MODULE FAULT
Battery fault detected during the battery test. 
Use 
"
Enter
"
 button (27) to display details.
Call the after-sales support department.
Follow the battery sub-module and battery 
module replacement procedure (see section 
7.2)
FRAME FAULT
Internal chassis fault detected. 
Use 
"
Enter
"
 button (27) to display details.
Call the after-sales support department.
Follow the frame replacement procedure (see 
section 7.1, 7.2)
 
Note: In case of multiple fault, press the 
"
Enter
"
 button (27) and the scroll button (25) to get access to further details.
 
Indication
Diagnostic
Correction
The equipments are no longer supplied 
when the manual bypass on the 
ModularEasy module is set on the 
Bypass position.
The equipments are connected to the 
UPS output instead of the 
ModularEasy module output.
Check the wiring(s) between the UPS 
and the ModularEasy module (see 
ModularEasy install manual).
The equipments are no longer supplied 
when the manual bypass on the 
ModularEasy module is set on the 
Normal position.
The wiring(s) between the UPS and the 
ModularEasy module is not correct.
Check the wiring(s) between the UPS 
and the ModularEasy module (see 
ModularEasy install manual).
The equipments are no longer supplied 
if Normal AC source fails
The manual bypass on the 
ModularEasy module is set on the 
Bypass position.
The wiring(s) between the UPS and the 
ModularEasy module is not correct.
Set the manual bypass on the 
ModularEasy module to the Normal 
position.
Check the wiring(s) between the UPS 
and the ModularEasy module (see 
ModularEasy install manual).
ESC
27
LOAD PROTECTED
x.xkVA / xxx% LOADED
x x x x x x x x  FAULT
SINGLE UPS
25