A 10 hp single phase motor is connected to 240 volts. The motor nameplate indicates a NEMA code B, a full load running current of 47.5 amperes and a temperature rise of 40 degrees C. What size copper conductors with THWN insulation should be used to connect this motor?

A 10 hp single phase motor is connected to 240 volts. The motor nameplate indicates a NEMA code B, a full load running current of 47.5 amperes and a temperature rise of 40 degrees C. What size copper conductors with THWN insulation should be used to connect this motor?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter34: Motor Installation

Section: Chapter Questions

Problem 9RQ

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