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Anonymous users2024-01-24The resistance of the heater, the resistance of the cold state and the hot state is very different, so it is more troublesome to measure, the resistance at the normal application temperature = the square of P U 6000 380 square = ohms.
In the cold state, the measured resistance should be about 2 3 of the normal resistance.
Two erections (drain riser and ventilation pipe) and one horizontal answer (drain pipe), from which the drain pipe of your bathroom is connected.
It should be a dirty thing in the heating pipe or water tank, just clean it up.
Hello. It is recommended that you find a friend to catch him next time, catch him and beat him, and see if he dares next time. Let's take it, thank you.
According to the current standard in China, from the line color, it should generally be red in the live line, green or yellow in the zero line (some are black), and the ground wire is yellow and green. >>>More
L is the live line and N is the neutral line.
input is the input, which is the incoming line. >>>More