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Anonymous users2024-01-24Generally speaking, no, because most ordinary households have a capacity of 4400W. It can be solved by increasing capacity, and the other 7500W needs to be laid off separately about 4.5 square lines.
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Anonymous users2024-01-23No, the power is too large, the 4mm line can only carry 30 currents, the current I=7500W 220V=34A, has exceeded the current carrying capacity of the wire, the wire will heat up seriously, and even burn the insulation, there are very big safety hazards, it is recommended to use a 6mm wire, or reduce the power of the water heater.
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Anonymous users2024-01-22Safety first, it is recommended to use a dedicated line to set up a dedicated switch.
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Anonymous users2024-01-21Separate pay-off and separate leakage switch control.
If the cost is not controlled, and the wiring and links are good, this is okay. It's okay to have a thicker power cord.
4 square copper core wire, the maximum electrical power of 7200 watts can be borne by the open line, and the maximum power of the dark line should be controlled below 5500 watts. >>>More
If 4 square copper wires are used for the live wire, 4 square copper wires are also recommended for the neutral wire, and copper core wires for lighting can be used.
What you say about 300 should be 300 millimeters, which is meters, and the area of a brick is square meters. >>>More
What lights to install, there are different lights, different wattages, now the most used are LED lights, the bathroom is normal 5-7 watts, if you need to be very bright, 12 watts, kitchen, 10-15 watts is good, if you need to be particularly bright, 15 to 20