g
GE
| Code |
|
| Alarms |
|
| Meaning |
|
|
|
|
|
|
|
|
| 4404 |
|
| K6 CLOSING |
|
| K6 open despite a closing command being issued. |
|
|
| FAILURE |
|
| Signaled by auxiliary contact. | |
|
|
|
|
|
|
| The Load cannot be supplied by Automatic Bypass. |
| 4405 |
|
| K6 OPENING |
|
| K6 closed despite an opening command being issued. |
|
|
| FAILURE |
|
| Signaled by auxiliary contact. | |
|
|
|
|
|
| ||
|
|
|
| SSM |
|
| A faulty current has been detected in the |
| 4406 |
|
|
|
| the opening of the contactor K6 for 10 sec. | |
|
|
| FAILURE |
|
| After 3 times K6 remains definitively open. | |
|
|
|
|
|
| ||
|
|
|
|
|
|
| The alarm reset can be done only from Service. |
| 4408 |
|
| K8 CLOSING |
|
| K8 not closed despite a closing command being issued. |
|
|
|
|
| Signaled by auxiliary contact. | ||
|
|
| FAILURE |
|
| ||
|
|
|
|
|
| The Load cannot be supplied by Automatic Bypass. | |
|
|
|
|
|
|
| |
| 4409 |
|
| K8 OPENING |
|
| K8 closed despite an opening command being issued. |
|
|
| FAILURE |
|
| Signaled by auxiliary contact. | |
|
|
|
|
|
| ||
| 4410 |
|
| BYPASS UTILITY |
|
| The Utility Bypass Voltage is out of the tolerances (± 10%). |
|
|
|
|
| K6 opens, synchronization with Utility is inhibited and transfer | ||
|
|
| OUT OF TOLERANCE |
|
| ||
|
|
|
|
|
| to Utility is blocked. | |
|
|
|
|
|
|
| |
|
|
|
| K3 CLOSING |
|
| K3 open despite a closing command. |
| 4420 |
|
|
|
| Inverter is switched OFF. | |
|
|
| FAILURE |
|
| It can be restarted manually after recovery of the alarm | |
|
|
|
|
|
| ||
|
|
|
|
|
|
| condition. |
| 4421 |
|
| K3 OPENING |
|
| K3 not open despite an opening command. |
|
|
| FAILURE |
|
| Be aware the DC Capacitors could remain charged. | |
|
|
|
|
|
| ||
| 4520 |
|
| NO INVERTER |
|
| The Load supplied by Utility exceeds the Inverter power. |
|
|
| POWER |
|
| The Load remains supplied by Utility until the alarm stays ON. | |
|
|
|
|
|
| ||
| 4522 |
|
| FAN |
|
| A malfunction on the UPS ventilation system was detected. |
|
|
|
|
| No change for UPS operation. | ||
|
|
| FAILURE |
|
| ||
|
|
|
|
|
| Call immediately Service Center for intervention. | |
|
|
|
|
|
|
| |
|
|
|
| LOAD LOCKED |
|
| Load is locked on Utility because 3 transfers on Utility have |
| 4530 |
|
|
|
| been detected in a short time (default 30 sec.). | |
|
|
| ON UTILITY |
|
| The transfer will be free after a time defined in parameter | |
|
|
|
|
|
| ||
|
|
|
|
|
|
| (default 30 sec.). |
| 4531 |
|
| LOAD ON UTILITY BY |
|
| Load is transferred to Utility because the error detector |
|
|
| ERROR DETECTOR |
|
| detected a disturbance on the output voltage. | |
|
|
|
|
|
| ||
|
|
|
| EMERGENCY OFF |
|
| Alarm after detection of an EPO from an external safety |
| 4563 |
|
|
|
| device connected on Customer Interface Board. | |
|
|
| ACTIVATED |
|
| Consequently K3, K4, K6, K7, K8 open, Rectifier, Inverter and | |
|
|
|
|
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| ||
|
|
|
|
|
|
| SSM are switched Off. |
|
|
|
|
|
|
| The |
| 4570 |
|
| OVERLOAD |
|
| Inverter, or >150% on Utility. |
|
|
|
|
| With Utility unavailable, a sequence of “stop operation” starts. | ||
|
|
|
|
|
|
| |
|
|
|
|
|
|
| Time out depends on Load quantity. |
|
|
|
|
|
|
| With Utility Bypass supply available and load >115%, the |
| 4571 |
|
| OVERLOAD: |
|
| Load is transferred on Utility. |
|
|
| LOAD ON UTILITY |
|
| Load will be transferred again automatically on Inverter when | |
|
|
|
|
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| ||
|
|
|
|
|
|
| Load <100%. |
| 4581 |
|
| INVERTER AND |
|
| The voltages of Utility and Inverter are not synchronized, |
|
|
| UTILITY NOT SYNCH. |
|
| which causes the opening of K6. | |
|
|
|
|
|
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OPM_SGS_USM_10K_40K_0US_V010.doc | 37/88 | Operating Manual SG Series 10, 20, 30 & 40 kVA |