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Anonymous users2024-01-24Use dual control.
The switch (or stair switch) has 3 connection points, of which 2 are static contacts and 1 is dynamic contacts; When controlling a lamp with two dual-control switches, connect the static contacts of the two switches with two wires, and then the moving contact of one switch is connected to the live wire of the power supply, the moving contact of the other switch is connected to one end of the lamp, and the other end of the lamp is connected to the neutral line of the power supply.
Three electrical appliances require three pairs of switches.
It's not the same; Since the bead lamp is basically hot light, of course, it is easy to break; It is better to replace the energy-saving cold light lamp.
At most 100 square meters, you can do a dark building in the form of a dark building to save area, but the ladder must do a good job of safety first. It seems to be a high-end shop.
There are 5 horsepower for three-phase electricity, 3 horsepower for no three-phase electricity, relatively speaking, the bigger the better, when I work in the hotel, the box 25 square meters use 5 horsepower air conditioning, and it is just enough to serve food in summer.
Depending on whether you cook Chinese or Western food, the location of the stove is generally determined according to the location of the smoke exhaust, followed by the loading operation area, rough processing and residue collection.
It is good to enter the door to face the fish tank, and it is good to attract wealth and treasure.