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Anonymous users2024-01-24The building as a whole is quite a well-connected steel cage, if the construction company and the power company have done it according to the specifications, then the power supply PE has been repeatedly grounded at the entrance end, and you have actually connected it regardless of whether it is connected with PE or not, so I personally recommend that you do not need to deliberately connect, just maintain the status quo.
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Anonymous users2024-01-23Generally, the of the bathroom is directly connected to the flat steel from the ring beam or column.
The equipotential connection terminal box in the bathroom does nothing. When decorating, just seal it.
When the bathroom is not waiting for potential wiring, it is indeed a good choice to turn off the power of the bathroom directly! >>>More
This is stipulated by national norms, and there is no question of necessarily necessarily. The only difference is whether there are bathing facilities or not, if there is, it must be done, and if not, it can be omitted.
From this box, the grounding wire is drawn to connect the metal objects in the bathroom (such as pendants, faucets, brackets, etc.).
No. Toilets are locally equipotential. Only balance the potential difference in the bathroom. >>>More