Question 223Electricity & Electronics - Assistant Engineer

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Which of the following illustrated manual motor starters represents the wiring diagram illustrated in figure "A"? Illustration EL-0023

Diagram for USCG Electrical Assistant: Which of the following illustrated manual motor starters represents the wiring...
A1
B2
C3
D4
AI Explanation

The correct answer is A. The wiring diagram illustrated in figure "A" of illustration EL-0023 corresponds to motor starter diagram 1. This is because diagram 1 shows the correct wiring configuration for a basic motor starter circuit, including the main power supply, motor starter switch, and motor connections. The other diagrams (2, 3, and 4) depict alternative motor starter configurations that do not match the specific wiring layout shown in figure "A".

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Official Resources
46 CFR Electrical Engineering 46 CFR Machinery & Electrical USCG National Maritime Center
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