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Published on:

2017-08-16

The iron core, clamp and shell of the transformer must be well connected, and a grounding device must be provided to protect the good grounding and the resistance between the connecting parts and the connecting parts is not greater than 0.1Ω.

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1. The iron core, clamp and shell of the transformer must be well connected, and a grounding device must be provided to protect the good grounding and the resistance between the connecting parts and the connecting parts is not greater than 0.1Ω.

2. The studs (bolts) of the grounding device must have sufficient mechanical strength and anti-corrosion treatment, and there are measures to prevent the nuts from loosening. The size of the grounding studs (bolts) should not be smaller than M5.