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The main reason for not tripping is that the switch is a single P type circuit breaker (the possibility of the switch being too large, generally not more than 20A), it is recommended to replace it with a single P protector with leakage, which can allow the electrician to shake the ground insulation with a shake meter.
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If there is a short circuit, the empty opening configuration is too large, and it will not trip. It's dangerous. It is best to choose one with leakage protection.
Check whether the balcony lamps are damp and leakage.
Turn off all the electrical appliances in the kitchen, and the leakage switch will jump to check the wall socket on this road.
Yes. But it's not harmful to people, and the switch socket is not much different from your desk lamp. Radiation is everywhere and everywhere.
The main thing is that there is a problem with the wiring of the line. Ask a professional electrician to inspect and reinstall it, and you will be fine.
Two wires from the kitchen, one is the fire wire and the other is the neutral line. >>>More