Emerson 30-200kVA Manuel D’Utilisation

Auto start

After UPS was shutdown at EOD, inverter auto starts when utility restore

REC FLASH UPDATE

Rectifier firmware is being updated

INV FLASH UPDATE

Inverter firmware is being updated

MONITOR FLASH UPDATE

Monitor firmware is being updated

Input contactor fault

Input contactor fault

Contactor P.S. 1 fault

Contactor Power Supply board 1 Fault

Contactor P.S. 2 fault

Contactor Power Supply board 2 Fault

LBS abnormal

LBS is abnormal

DSP firmware error

The inverter firmware does not match with the rectifier firmware.

Input Fuse 

Fail Internal AC Input Fuse to Rectifier Failed. Rectifier shuts down. Battery 
discharges. Not applicable for 30-40kVA models.

Input Disconnect Open

 AC mains input power switch open

Input Disconnect Closed

 AC mains input power switch closed

Maint. Disconnect Open

 Maintenance bypass power switch open

Maint. Disconnect Closed

 Maintenance bypass power switch closed

Bypass Disconnect Open

 AC bypass input power switch open

Bypass Disconnect Closed

AC bypass input power switch closed

Output Disconnect Open

 UPS Output power switch open

Output Disconnect closed

UPS Output power switch closed

Input Inductor Overtemp. 

Overheating of Rectifier input filter choke. Rectifier shuts down. Battery discharges.

Balancer Fault

 Internal VDC(+) and VDC(-) off-set by over 50V exceeding the Inverter DC offset 
compensation capacity. Inverter shuts down. Load transfers to bypass.

Balancer Over Current

 Internal Inverter DC off-set balancing IGBT current rating exceeded 300%. Inverter 
shuts down. Load transfers to bypass.

Balancer overtemp.

 Inverter voltage offset control choke overheated. Inverter shuts down. Load 
transfers to bypass.

Inv. Inductor Overtemp.

 Inverter output filter choke overheated. Inverter shuts down. Load transfers to 
bypass.

Batt. Converter Fault

 Battery converter output voltage beyond limits or battery fuse failed. Battery 
converter shuts down. Battety backup not available.

Batt. Conv. Over. Curr.

Battery converter overloaded. Battery converter shuts down. Battery backup not 
available.

Batt. Converter Overtemp.

Overheating of Battery converter heatsinks. Battery converter shuts down. Battery 
backup not available.

Output Disabled

 UPS Output Disabled (test mode)