Question

A transformer is rated for 2 KVA , 230/115 volt find out what will be rated current of primary side​

Answer 1

Answer:

On L.V. side, rated voltage applied = 115 V

On L.V. side, current = 2 to 10% of rated current

=

5

×

2000

= 0.869 A

100 115

A Since power consumed is less, so low power factor is used.

From available wattmeter,

W2 : 250 V, 5A. LPF used