What distance should be between the overhead ceiling lamp, the base of which is made of metal, and the ceiling made of combustible material?
I decided to check the outlet, connected a garland to it, it burned, but the lamps shone dimly. I thought that there was a weak voltage in the sockets. What could be the problem?
What brands of wires are used for outdoor wiring in case the wiring is laid on the facade of brick and partly of wood.
Spilled coffee on an extension cord. The outlet, hood and refrigerator stopped working. They tried to turn on and off the light in the apartment, but it did not help. What to do?
I inserted a DKB-11 two-pin lamp into the G23 connector. After connecting the cartridge to the socket, the DKB-11 lamp flashed and burned out. How to connect this lamp correctly?
Good afternoon! Tell me how to fix the problem: In the LED ceiling lamp, the backlight around is no longer lit.
After replacing the electric meter, my consumption became more than 400 kW / h per month, although the average consumption is about 200 kW / h. Could it be that the counter is not working correctly?
Does the responsible manager or the manufacturer of the work have the right to take a direct part in the equipment repair together with the team members?
Good afternoon. What grounding system is used in a private house in the countryside, to the house from the support are two wires of SIP?
Is it allowed to transit cable over wooden ceilings and brick walls in corrugated pipes on clips through unheated rooms?
It is necessary to ground one socket for a gas boiler. Is an old water well suitable as natural grounding? In the boiler circuit there is an RCD.
With the open method of laying electrical wiring in the cable channel, is it allowed to lay the power and lighting part in one cable channel?
The temperature regulator "Auraton 2005" runs on two conventional 1.5V finger batteries. Can they be noticed by charging from a telephone with a load current of 3A?
The garland stopped working, changed the plug to exactly the same. After that, when it is turned on, it knocks out the light in the apartment. What can be done to make it work?
I bought a Christmas tree with luminous ends with a voltage of 220 V in the network, but I need a 120 Volt network and the tree does not light up, what should I do? The adapter does not help.
Changed the water heater. After a short work, the light began to blink very strongly. The heater is flowing and works only when water is supplied. What is the reason?
ABB EN20-20 modular contactor (20A AC1) with 24AC control coil. The control will be switched on by a current of 24VDC (i.e. constant) from a GSM outlet. Is it possible?
Why do we need input-distribution devices and what types of ASU are. Complete set of input and distribution devices and their scope.
Do I need a single-line diagram in the control panel of the lifting mechanism of an overhead crane?
How can I check the extension cord for subtle damage? The extension cord itself works fine, but there is a chance that it is damaged inside.
How to make the connection of multicore wires with each other and with single-core. Rules for connecting a stranded wire to a machine, socket, meter.
I measured with a probe the grounding in the socket (yellow-green wire) - the diode is on. Dimmer than in phase. How is it and why does the indicator screwdriver burn on ground?
How to connect the PML 1220 02B magnetic starter to a three-phase 1.5 kW motor? Need a wiring diagram for this starter.
What is a Wi-fi light switch and why is it needed. What are the types and manufacturers of wireless switches. Wiring diagram Wi-fi light switch.