How to assemble a 68 kW three-phase switchboard?
Conducted SIP4 4x50, three-phase input, the total power of 68 kW. What machines and RCDs to put in the electrical panel Tell me what scheme to connect them to?
Dimmer for LED backlight does not respond correctly to remote control commands
When assembling and checking the circuit on the table, everything was fine. But after mounting to the ceiling, the dimmer began to respond incorrectly or not at all to the console. What could be the reason?
Measures and means of protection against electric shock
In simple words, we will consider how to protect yourself from electric shock when using direct and indirect touch in everyday life and at work. Basic measures and remedies.
Overview of the multifunctional protection device UZM-50TSM
Let's consider what UZM-50TSM is, its technical characteristics, connection diagram, and also what this device protects from. Advantages and disadvantages of the UZM-50TSM from Meander.
How to make automatic shutdown with manual activation of the gas valve?
The gas valve turns off when the power is turned off and shuts off the gas, but when the voltage is turned on, the valve turns on and gas begins to flow. How to make a manual inclusion?
How to connect a heated towel rail if 4 wires come out of it?
In the instructions for the heated towel rail, a circuit with 3 wires is shown. But 4 wires come out of it: white, black, red and ground. How to connect it?
Is it possible to connect new fixtures to old wiring?
Is it possible to connect the LED profile to the existing wiring and light switch in parallel with the old fixtures? What brands do you recommend?
Why connect difavtomats simultaneously with a comb and jumpers?
In the electric panel, the difavtomats are connected with a comb, but wires are also connected to each machine from above. Is this the right decision?
When you turn on one lamp, the second flashes (two-key switch)
I connected the LED lights to a two-gang switch, they glow separately when you turn on together and start to blink. What could be the reason?
Why is a warm floor diphtomat knocked out?
A heated floor and a shower cabin with a jacuzzi are connected to the 20A difavtomat. Everything worked for 8 years, but now it began to knock out when the warm floor was turned on. What to do?
Why does interference appear on the TV when the boiler is turned off?
A few seconds before the electric boiler is turned off, interference appears on the TV.TV wires are shielded, but this does not help. What to do?
Why does an RCD fail to work with a short circuit - is this normal?
When laying the wiring, they cut the voltage cable and the RCD in the lighting panel did not work. At the same time, the introductory machine worked. Why did this happen?
How to connect a light bulb voltage indicator on the input?
We use a gas generator when the lights are turned off, but in order to find out if it was turned on, you need to turn on the input machine. Is it possible to make a voltage indicator lamp at the input?
