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What is the purpose of coating the waterproof connector housing and copper pin surface?

What is the purpose of coating the waterproof connector housing and copper pin surface?

The coating on the surface of the waterproof connector housing and copper pins will affect the quality of the product

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Basic knowledge of safe use of electricity

Basic knowledge of safe use of electricity

Use and maintain electrical equipment while taking necessary safety measures

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What is the difference between live wire and neutral wire

What is the difference between live wire and neutral wire

According to the current standards in our country

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Scope of installing leakage protection devices

Scope of installing leakage protection devices

The national standard GB13955-1992 "Installation and Operation

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The correct wiring method for leakage protectors

The correct wiring method for leakage protectors

Install the back cover and tighten the screws

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