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0552 Jumper Wires - Electrical Electricity - System Grounding
 
0552 Jumper Wires - Electrical Electricity - System Grounding -

Image Text: A: a jumper wire should be used to bridge around dielectric plumbing connectors > copper pipe > dielectric connector > galvanized pipe > B: a jumper wire should be installed around a water meter if the electrical service is grounded DOWNSTREAM of the meter > water meter

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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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