Uninterruptible power supply (UPS) systems maintenance

About This Service

Maintenance of the UPS consists of preventive and corrective works. Preventive maintenance consists of a scheduled list of activities. Performing these activities keeps the UPS in good working order and helps to prevent failures.

  • UPS rectifier/charger tests (prior shutdown)
  • UPS invertor tests (prior shutdown)
  • Battery circuit breaker maintenance
  • UPS system maintenance

UPS battery maintenance:

  • Determination of capacity (Discharge test) (IEC 60896-11):
  • Battery performance test in floating mode (IEC 60896-11).
  • Thermography inspection
  • Battery inter-cell and internal resistance

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