Specifications

Appendix E.1 Ground Test Procedure

The purpose of the GTS is to confirm integrity of grounding path. This test is performed when the sys- tem is completely shutdown and isolated from all external powers. Use the checklist below.

Items Required

• Handheld Multimeter - Ohmmeter

The ground-test procedure consists of verifying the resistance between the following points (expected values are given in some instances):

PE and PPM Box (0 Ohms)

PE and MCM Box (0 Ohms)

PE and outer containment (0 Ohms)

PE and door 0 Ohms.

PE and external capacitor box (0 Ohms)

PE and right side of enclosure (0 Ohms)

PE and left side of enclosure (0 Ohms)

PE and bottom of enclosure (0 Ohms)

PE and top of enclosure (0 Ohms)

PE and water slide (0 Ohms)

PE and the ground on fused disconnect

PE and the building ground

NOTE

Connect tester cable to non-painted metal or screw for testing.

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Emerson 540VDC manual Appendix E.1 Ground Test Procedure, Items Required