Note 3 |
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| Note 1 | Note 2 | |
Code | Status message | Meaning | Guidance | Buzzer | External | Failure | |
indication | relay contact | lamp | |||||
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UA824 | CB2 OPEN | The battery circuit breaker (CB2) is open. | TURN ON CB2 | Intermittent | Alarm | － | |
sound | |||||||
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UA827 | 52C OPEN | The interlock for the inverter output contactor | － | Intermittent | Alarm | － | |
PROHIBITED | (52C) is active. | sound | |||||
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UA831 | EMERGENCY | Emergency bypass switch has been turned | － | Intermittent | Alarm | － | |
BYPASS SWITCH ON | on. | sound | |||||
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UA833 | 52L OPEN | The load circuit breaker(52L) is turned off. | － | Intermittent | Alarm | － | |
sound | |||||||
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| BATTERY | The battery voltage has reached the |
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UA834 | DEPLETED/AC OUT | － | － | Lit on | |||
depleted level. | |||||||
| STOPPED |
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| Discharge |
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| TRANSFER | The UPS could not transfer to the bypass |
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UA835 | because the bypass source has an | － | － | Alarm | － | ||
PROHIBITED | |||||||
| abnormality. |
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UA860 | REMOTE BUTTON | Remote start or stop signal is being received | － | Intermittent | Alarm | － | |
ABNORMAL | continuously for a considerable time. | sound | |||||
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UA861 | LOCAL BUTTON | Local start or stop signal is being received | － | Intermittent | Alarm | － | |
ABNORMAL | continuously for a considerable time. | sound | |||||
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UA870 | BALANCER | The UPS detected a neutral point voltage | － | Intermittent | Alarm | － | |
OVERLOAD | unbalance. | sound | Overload | ||||
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UA890 | EXTERNAL ALARM | External Alarm relay turned on. | － | Intermittent | Alarm | － | |
sound | |||||||
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UF001 | INPUT CIRCUIT | The MMS input reference error signal | CALL SERVICE | Continuous | Major | Lit on | |
ABNORMAL | exceeds specifications. | ENGINEER | sound | ||||
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UF002 | CONVERTER | Detection of MMS converter overcurrent. | CALL SERVICE | Continuous | Major | Lit on | |
OVERCURRENT | ENGINEER | sound | |||||
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UF003 | CONVERTER | CALL SERVICE | Continuous | Major | Lit on | ||
ABNORMAL | ENGINEER | sound | |||||
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UF011 | CB1 ABNORMAL | Major discrepancy between reference signal | CALL SERVICE | Continuous | Major | Lit on | |
and actual state of contactor CB1. | ENGINEER | sound | |||||
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UF052 | CB1 ABNORMAL | Minor discrepancy between reference signal | CALL SERVICE | Intermittent | Minor | Flicker | |
and actual state of contactor CB1. | ENGINEER | sound | |||||
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UF056 | CONVERTER | Detection of SMS converter overcurrent. | CALL SERVICE | Intermittent | Minor | Flicker | |
OVERCURRENT | ENGINEER | sound | |||||
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UF059 | INPUT CIRCUIT | The SMS input reference error signal | CALL SERVICE | Intermittent | Minor | Flicker | |
ABNORMAL | exceeds specifications. | ENGINEER | sound | ||||
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UF102 | DC OVERVOLTAGE | DC voltage surpasses the overvoltage level. | CALL SERVICE | Continuous | Major | Lit on | |
ENGINEER | sound | ||||||
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UF103 | DC UNDERVOLTAGE | DC voltage dropped below the undervoltage | CALL SERVICE | Continuous | Major | Lit on | |
level. | ENGINEER | sound | |||||
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UF108 | CHOPPER | Detection of DC overcurrent from backup | CALL SERVICE | Continuous | Major | Lit on | |
OVERCURRENT | battery. | ENGINEER | sound | ||||
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78 | G9000 Installation and Operation Manual |
