UPF and LPF Wattmeters

How is UPF Wattmeter different from LPF Wattmeter?

Questions by maheedhara

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  • Oct 28th, 2011

LPF watt meter is used for measuring power in highly inductive circuits & UPF watt meter is used for measure power in resistance circuit in which the power factor ranges from 0.5 to unity.

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