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    • August 2022

    Electrical Construction & Maintenance: Volume 121, Issue 8
    The grounded conductor (white) is terminated in the panelboard on the grounded busbar. The green screw is the main bonding jumper connecting the grounded busbar to the enclosure. A threaded hub (upper right) provides secure bonding to metal enclosures. The smaller bare copper conductor on the left is the equipment grounding conductor providing bonding. The larger bare copper on the right is the grounding electrode conductor that connects the grounded busbar to the grounding electrode system (i.e., the ground rod held in the upper left).
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