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Posted: 2021-07-1212:44 AM. Last Modified: 2024-01-3103:00 AM
APC symetra 250/500kW power up issue
Dear All
I have installed the Apc symetra 250/500kW ups. when i turn on the input breaker, ups display gets ON but when i turn ON the "Inverter On" nothing happens and ups do not turn to online. Any reason why it is like this? no alarm in the ups