3. A 3-phase, 50 Hz, 3000 V motor develops 600 H.P. (447-6 kW), the power factor being 0-75 lagging and the efficiency 0-93. A bank of capacitors is connected in delta across the supply terminals and power factor raised to 0-95 lagging. Each of the capacitance units is built of five similar 600-V capacitors. Determine the capacitance of each capacitor. [156 µF]

3. A 3-phase, 50 Hz, 3000 V motor develops 600 H.P. (447-6 kW), the power factor being 0-75 lagging and the efficiency 0-93. A bank of capacitors is connected in delta across the supply terminals and power factor raised to 0-95 lagging. Each of the capacitance units is built of five similar 600-V capacitors. Determine the capacitance of each capacitor. [156 µF]

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter26: Three-phase Circuits

Section: Chapter Questions

Problem 3PA: You are an electrician working in an industrial plant. A 30-hp three-phase induction motor has a...

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