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In a balanced three phase with three-wire Y-to-Delta circuit, the source phase voltage is V = 120/0 and impedance on the load phase are
In a balanced three phase with three-wire Y-to-Delta circuit, the source phase voltage is V = 120/0 and impedance on the load phase are given as; Z= 150 + j270, and line impedance is ZaA = 10 + j25. a) Convert the Delta load to the equivalent Y connected load. and calculate the equivalent Za, ZB and Zc. a) Calculate the neutral voltage, VnN b) Calculate the line currents lA, lbb, and lcc. www. c) Calculate the absolute values of phase voltages of the Y-connected load, (after conversion of Y-to-Delta), the VAB, VBC, VCA. d) Calculate the absolute values of Phase current of the Delta connected load, IAB, IBC and ICA.
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SOLUTION Question a To convert the Delta load to an equivalent Yconnected load we can use the following formulas Za ZA ZB Zb ZB ZC Zc ZC ZA Given Z 150 j270 Using the formulas we can calculate the equ...Get Instant Access to Expert-Tailored Solutions
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