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| MITSUBISHI |
| 9700 SERIES UPS |
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| ELECTRIC |
| OWNERS / TECHNICAL MANUAL |
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| UF254 |
| 88C ABNORMAL |
| Fan power source abnormality during operation |
| 1 |
| [1] |
| Minor |
| Flicker |
| 197 |
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| UF255 |
| 52C ABNORMAL |
| 52C turned OFF during inverter power supply |
| 1 |
| [1] |
| Minor |
| Flicker |
| 128 |
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| UF256 |
| OUTPUT VOLTAGE |
| Inverter output voltage fell out of +/- 5% |
| 1 |
| [1] |
| Minor |
| Flicker |
| 109 |
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| ABNORMAL |
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| UF257 |
| 52C ABNORMAL |
| 52C not turned OFF when manual transfer |
| 1 |
| [1] |
| Minor |
| Flicker |
| 98 |
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| UF301 |
| UPS CONTROL CIRCUIT |
| Control microcomputer abnormality |
| 1 |
| [2] |
| Major |
| Lit up |
| 19 |
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| ERROR |
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| UF302 |
| UPS CONTROL CIRCUIT |
| Control microcomputer abnormality |
| 1 |
| [2] |
| Major |
| Lit up |
| 28 |
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| ERROR |
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| UF303 |
| UPS CONTROL CIRCUIT |
| Control microcomputer abnormality |
| 1 |
| [2] |
| Major |
| Lit up |
| 29 |
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| ERROR |
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| UF304 |
| UPS CONTROL CIRCUIT |
| Control microcomputer abnormality |
| 1 |
| [2] |
| Major |
| Lit up |
| 31 |
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| ERROR |
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| UF305 |
| UPS CONTROL CIRCUIT |
| Control circuit abnormality |
| 1 |
| [2] |
| Major |
| Lit up |
| 21 |
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| ERROR |
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| UF306 |
| UPS CONTROL CIRCUIT |
| Control power source circuit abnormality |
| 1 |
| [2] |
| Major |
| Lit up |
| 16 |
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| ERROR |
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| UF309 |
| INVERTER VOLTAGE |
| Inverter output voltage abnormality before |
| 1 |
| [2] |
| Major |
| Lit up |
| 83 |
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| ABNORMAL |
| inverter power supply |
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| UF351 |
| CONTROL FUSE BLOWN |
| Battery circuit's fuse burnt |
| 1 |
| [1] |
| Minor |
| Flicker |
| 115 |
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| UF352 |
| SUPPLY OF CONTROL |
| Control circuit abnormality |
| 1 |
| [1] |
| Minor |
| Flicker |
| 111 |
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| CIRCUIT ABNORMAL |
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| UF355 |
| UPS CONTROL CIRCUIT |
| Control circuit abnormality |
| 1 |
| [1] |
| Minor |
| Flicker |
| 130 |
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| (Note10) |
| ERROR |
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| UF356 |
| UPS CONTROL CIRCUIT |
| Control circuit abnormality |
| 1 |
| [1] |
| Minor |
| Flicker |
| 123 |
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| ERROR |
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| UF357 |
| "INVERTER START " |
| "INVERTER START" button is abnormal (Local) |
| 1 |
| [1] |
| Minor |
| Flicker |
| 124 |
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| BUTTON ABNORMAL |
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| UF358 |
| "INVERTER STOP " |
| "INVERTER STOP" button is abnormal (Local) |
| 1 |
| [1] |
| Minor |
| Flicker |
| 125 |
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| BUTTON ABNORMAL |
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| UF359 |
| "INVERTER SUPPLY" |
| "INVERTER SUPPLY" button is abnormal |
| 1 |
| [1] |
| Minor |
| Flicker |
| 126 |
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| BUTTON ABNORMAL |
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| UF360 |
| "BYPASS SUPPLY" |
| "BYPASS SUPPLY" button is abnormal |
| 1 |
| [1] |
| Minor |
| Flicker |
| 127 |
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| BUTTON ABNORMAL |
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| UF362 |
| UPS CONTROL CIRCUIT |
| 52S control circuit abnormality (Note 8) |
| 1 |
| [1] |
| Minor |
| Flicker |
| 195 |
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| ERROR |
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| UF401 |
| 52S ABNORMAL |
| 52S not turned ON, or 52S turned ON without |
| 1 |
| [2] |
| Major |
| Lit up |
| 84 |
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| any command |
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| UF402 |
| 52S ABNORMAL |
| 52S not turned OFF, or 52S turned OFF without |
| 1 |
| [2] |
| Major |
| Lit up |
| 85 |
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| any command |
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| UF451 |
| 52S ABNORMAL |
| 52S not turned ON, or 52S turned ON without |
| 1 |
| [1] |
| Minor |
| Flicker |
| 99 |
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| any command when manual transfer |
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| UA801 |
| AC INPUT VOLTAGE OUT |
| AC input voltage fell out of +/- 18% range |
| 3 |
| [1] |
| Note 5 |
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| 239 |
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| OF RANGE |
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| UA802 |
| AC INPUT FREQUENCY |
| Ac input frequency fell out of converter |
| 3 |
| [1] |
| Note 5 |
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| 161 |
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| OUT OF RANGE |
| synchronization |
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| UA803 |
| AC INPUT PHASE |
| Phase rotation is inverted when input voltage is |
| 3 |
| [1] |
| Note 5 |
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| 236 |
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| ROTATION ERROR |
| normal |
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| UA804 |
| BATTERY ABNORMAL |
| Battery abnormal (External input) |
| 1 |
| [1] |
| Note 5 |
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| 238 |
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| (Note10) |
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| UA805 |
| AMBIENT TEMPERATURE |
| Temp. abnormality in room where installed |
| 11 |
| [1] |
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| 237 |
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| (Note10) |
| ABNORMAL |
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| UA806 |
| INVERTER OVERLOAD > |
| Overload exceeded 105% (Note 9) |
| 4 |
| [1] |
| Over |
| Flicker |
| 216 |
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| 100% |
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| UA807 |
| INVERTER OVERLOAD > |
| Overload exceeded 110% (Note 9) |
| 4 |
| [1] |
| Over |
| Flicker |
| 217 |
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| 110% |
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| UA808 |
| INVERTER OVERLOAD > |
| Overload exceeded 125% (Note 9) |
| 4 |
| [1] |
| Over |
| Flicker |
| 218 |
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| 125% |
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| UA809 |
| INVERTER OVERLOAD > |
| Overload exceeded 150% (Note 9) |
| 4 |
| [1] |
| Over |
| Flicker |
| 219 |
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| 150% |
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| UA810 |
| OVERLOAD |
| Momentary |
| 4 |
| [1] |
| Over |
| Flicker |
| 220 |
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| UA811 |
| BYPASS VOLTAGE OUT |
| Bypass voltage fell out of +/- 15% range at |
| 5 |
| [1] |
| Note 5 |
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| 240 |
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| OF RANGE |
| manual transfer |
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MITSUBISHI ELECTRIC 9700 SERIES UPS