| Note 3 |
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| Note 1 |
| Note 2 | |||
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| Code |
| Status message | Meaning | Guidance | Buzzer |
| External |
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| Failure |
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| indication |
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| relay contact |
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| lamp |
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| UF201 | INVERTER | Detection of output overvoltage. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| OVERVOLTAGE | ENGINEER | sound |
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| UF202 | INVERTER | Output voltage dropped.below specs. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| UNDERVOLTAGE | ENGINEER | sound |
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| UF203 | INVERTER | Detection of inverter overcurrent. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| OVERCURRENT | ENGINEER | sound |
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| OUTPUT CIRCUIT | Detection of a large variation of the reference | CALL SERVICE | Continuous |
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| UF204 | error signal (current reference and actual |
| Major |
| Lit on | ||||||
| ABNORMAL | ENGINEER | sound |
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| current). |
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| UF206 | UPS CONTROL | Discrepancy between output voltage and | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| CIRCUIT ERROR | external voltage (bypass, common ac bus) | ENGINEER | sound |
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| UF207 | ZERO PHASE | Inverter | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| OVERCURRENT | ENGINEER | sound |
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| UF208 | UPS CONTROL | Cross current is abnormal. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| CIRCUIT ERROR | ENGINEER | sound |
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| UF209 | 52C ABNORMAL | Error to close the contactor 52C. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| ENGINEER | sound |
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| UF210 | 52C ABNORMAL | Error to open the contactor 52C. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| ENGINEER | sound |
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| UF211 | 52C ABNORMAL | No answer from contactor 52C during | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| inverter operation. | ENGINEER | sound |
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| UF213 | OVERTEMP | Heatsinks temperature exceeds thermal | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| settings. | ENGINEER | sound |
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| UF214 | COOLING FAN | Thermal relay activated protection. | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| ABNORMAL | ENGINEER | sound |
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| UF217 | INVERTER | Detection of inverter output phase | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| OVERVOLTAGE | overvoltage. | ENGINEER | sound |
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| UF230 | ZERO PHASE | Detection of | CALL SERVICE | Continuous |
| Major |
| Lit on | |||
| OVERCURRENT | ENGINEER | sound |
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| UPS CONTROL | Discrepancy between output voltage and | CALL SERVICE | Intermittent |
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| UF253 | inverter voltage, or between output voltage |
| Minor |
| Flicker | ||||||
| CIRCUIT ERROR | ENGINEER | sound |
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| and bypass voltage. |
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| UF256 | OUTPUT VOLTAGE | Output voltage is outside of the specified | CALL SERVICE | Intermittent |
| Minor |
| Flicker | |||
| ABNORMAL | range. | ENGINEER | sound |
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| UF257 | 52C ABNORMAL | Contactor 52C failed to open during load | CALL SERVICE | Intermittent |
| Minor |
| Flicker | |||
| transfer from inverter to bypass. | ENGINEER | sound |
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| UF258 | LOAD ABNORMAL | Load transfer due to overload for over 4 | CALL SERVICE | Intermittent |
| Minor |
| Flicker | |||
| times within 5 minutes. | ENGINEER | sound |
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| UF259 | ANOTHER UPS | No detection of another UPS voltage signal. | CALL SERVICE | Intermittent |
| Minor |
| Flicker | |||
| ABNORMAL | ENGINEER | sound |
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80 | G9000 Installation and Operation Manual |
