Question

consider a 10KVA,2300 V/460 V , single phas transformer. The primary winding resistance and reactence of...

consider a 10KVA,2300 V/460 V , single phas transformer. The primary winding resistance and reactence of this transformer is 5 ohm and 15 ohm respectively. the secondary winding resistance and reactance of this transformer is 0.5 ohm and 0.25 respectively. when the primary supply voltage is 2300V, detrmine:

a) the equivalent resistance referred to primary (Re).

b) the equivalent leakage reactance referred primary(Xe).

c)the equivalent impedance referred to primary(Ze).

d)the percentage voltage regulation for 0.6 lagging power factor.

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