On-line Monitoring of ARD UPS

There are regulatory and safety requirements for ARD (Automatic Rescue Devices) in the lifts. In case of power failure, the ARD which runs on UPS (Uninterruptible Power Supply) operates the lift to bring it to the nearest floor. The trouble is that UPS needs to be replaced /replenished after 1-2 years. There are also UPS charging issues in case of frequent power failure. How does a facility know the health of UPS?

 

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