Test # 1
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760 questions in 76 tests. Each test contains 10 questions.
Idiom of the Day
check out (something) or check (something) out
to investigate something, to examine something
We went to the apartment building to check out the new apartment.
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Precautions while using UPS
Upon failure of the AC mains input power; the inverter power modules, which obtains power from the battery, supplies the critical AC load. There is no interruption in power to the critical load upon failure. After restoration of the AC mains input power, theNormal Mode operation will continue automatically without the necessity of user intervention.Note UPS can also be started through battery (charged) mode via battery cold start function upon failure of the AC mains.
Therefore, the battery power can be used independently to improve the utilization rate of UPS.