What is the advantage of a plunger-type voltage tester

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1. What are the three main electrical test instruments used in troubleshooting?

2. What is the advantage of a plunger-type voltage tester?

3. A motor is tripping out on overload. The motor nameplate reveals a full-load current of 68 amperes. When the motor is operating under load, an ammeter indicates the following: phase 1 = 106 amperes, phase 2 = 104 amperes, and phase 3 = 105 amperes. What is the most likely problem with this motor?

Reference no: EM131374283

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