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To determine how long a 1000VA inverter can provide backup power, first calculate the total wattage of the devices: if each fan is around 50W, lights are 10W each, and the TV is 100W, then the total load is approximately 600W. A 1000VA inverter can handle this load, but the runtime depends on the battery capacity. For example, a 12V battery with 100Ah capacity can provide about 1200Wh, which would last roughly 2 hours at a 600W load, factoring in inverter efficiency and battery discharge limits.

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1d ago

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