It is necessary to ground the distribution box
It is absolutely necessary to implement efficient grounding in distribution systems in order to guarantee the safety, dependability, and performance of the electrical network. This helps to reduce the potential difference that exists between conductive parts and the earth. 26 mm 2 (10 AWG) ground wire must be used, and in all other markets a 6 mm 2 must be used. If you've ever found yourself scratching your head over whether that metal door on your distribution cabinet really needs a grounding wire, you're not alone.
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