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0542 Main Fuses Must Be Properly Sized - Electrical Electricity - Grounding Panels
 
0542 Main Fuses Must Be Properly Sized - Electrical Electricity - Grounding Panels -

Image Text: A: the main fuses should match the capacity of the service entrance wires > B: both of the main fuses should have the same rating > to ground > service box > C: the rating of the service box should match the service entrance wires and the main fuses

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ELECTRICAL, Service Drop and Service Entrance, Basics of Electricity, Service Drops, Service Entrance Wires, Service Size, Service Box, Grounding and Panels, Service Boxes, System Grounding, Distribution Panels, Distribution System, Branch Circuit Wiring (Distribution Wiring), Knob-and-Tube Wiring, Aluminum Wire, Lights, Outlets and Switches

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