Calculate three-phase motor power consumption by multiplying amps by volts by the square root of three (W = AV(sqrt 3). For example, if the motor is drawing 30 amps at 250 volts, you have 30 x 250 x sqrt 3 (about 1.73) = 12,975 watts). Convert watts to kilowatts by dividing th...
Transformer always rated in kVA instead of kW. In your case, The rating of transformer will be considered as Transformer Capacity. If you want to know that how tofind the rating of transformer,Hereis a simple calculation for both 1-Phase & 3-Phase Transformers. you may Increase the Transfor...