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Frequently Asked Questions

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17 FAQs matched your search criteria.

  1. 1. Troubleshooting procedure

  2. A backup time is too short

  3. A fan is too loud

  4. A measured voltage is ~160V, but software shows 230V (True RMS measurement)

  5. A UPS displays "0" on the LCD.

  6. A UPS reports overload, but the connected load is below its maximum

  7. A UPS stopped working after a storm

  8. A UPS switches off after 30/60min on battery

  9. A UPS switches off immediately after input fails

  10. A UPS switches off in a battery mode, but the load was small and battery full

  11. A VI UPS is working loud for some period of time

  12. An EPO Alarm (Emergency Power Off)

  13. Claiming battery failure

  14. Code Messages for VI RLE, VI R1U and VI STL

  15. Output voltage is too high/low and much different than the input voltage

  16. Site Wiring Failure

  17. UPS losing connection with the monitoring software
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