During a polarity test on a 500 kVA, 69 kV/600 V transformer (Fig. 11), the following readings were obtained: E_{ p }=118 V , E_{ x }=119 V. Determine the polarity markings of the terminals.
During a polarity test on a 500 kVA, 69 kV/600 V transformer (Fig. 11), the following readings were obtained: E_{ p }=118 V , E_{ x }=119 V. Determine the polarity markings of the terminals.