What is a power cable, what does it serve and where is it used
In this article, we will consider what a power cable is and where it is used, as well as what types and materials of cable insulation are. Definition of the concept in simple words.
What is the best cable routing: in the ground or in the air
When connecting household buildings, the question arises of how to lay the cable. Consider the pros and cons of laying a cable through the air and in the ground and how best to lay.
Is it possible to connect the stabilizer through the DigiTop Vp 10AS voltage relay to the network?
The gas boiler is connected to the network through a stabilizer. When voltage drops, the stabilizer clicks and I want to add a voltage relay to the circuit. How to connect it?
How to connect sockets and a switch to three wires?
How to connect an outlet block and a single-key switch, if 3 phase wires and two zeros come from the wall? The switch works, but the socket does not.
What are diesel generators up to 10 kW and what are their advantages
Where are they used and what are 10 kW diesel generators. Varieties, advantages and design of diesel power generators.
Is it possible to somehow connect the passage switch?
The wiring for the two-key passage switch is not correctly laid and it does not work. Is it possible to somehow change the scheme so that everything works?
Why does the machine turn off when the boiler is turned on?
When the phase, zero and ground are connected to the outlet, when turned on, the device knocks out the DTZ, and the phase-zero, without earth, works without problems. What could be the reason?
Is it possible to work at a distance of 2 meters from the input of 35 kV?
It is necessary to mount the drain troughs at a distance of 2 meters from the input to the substation of 35 kV. Can this be done in wet weather without relieving stress?
Knocks out the introductory machine when loading on the outlet group
With an increase in the load on outlets up to 3 kW, the machine is knocked out at the entrance. Automatic machines in the apartment electrical panel do not knock out machines. Where to look for a malfunction.
What to do if damaged wiring with a self-tapping screw?
When installing the cornice, a wire was punched, a shield is knocked out. They suggest I pull out the screw and fill the hole with silicone. Is this a normal decision? How to do it right?
What is a bipolar transistor and what is its feature
The principle of operation of bipolar transistors, the internal device, wiring diagrams with a common emitter, collector or base. Two main operating modes.
After a short circuit, the lamps flash and the sockets do not work
After a short circuit, the circuit breaker did not knock out, after which the lamps began to flash. and then completely went out. Now the lamp is dim, and the sockets do not work.
Errors during installation of the switch and the socket block - knocks the machine
I installed a power outlet for the electric stove and connected another power outlet and a switch to it. When it is turned on, the circuit breaker knocks out the machine. What is the reason?
What cable to conduct electricity from the metering panel to the house?
What cable is needed for a single-phase branch from a three-phase input of 15 kW, there is a C25 three-pole machine in the metering board on the street. Tell me the cross section and brand.
Why does the new chandelier stink burnt?
They hung a new chandelier, but the smell of burning insulation was heard from it. Can incandescent lamps overheat the lampshade? Will the installation of LED lamps help?
How to connect a CBB61 capacitor to a hood motor
I bought two axial fans and disassembled. I can’t assemble it back - how to connect the starting capacitor CBB61 to a three-wire fan motor?
Connection of wires in the oil heater after repair
The switch on the oil cooler broke. I threw it out, but I did not find a new one. How to connect the wires in it for further safe operation?
Can I disconnect the lamp from the projector?
The projector lamp is soldered to the board. Can it be disconnected for subsequent replacement? If so, what is the best way to do this?
The lamp burns when the light is turned on in two rooms - what should I do?
With the simultaneous inclusion of light in the hallway and bathroom, one of the lamps burns out, the machine turns off. What to do and what could be the reason?
How to connect a two-key light switch with 4 contacts?
Two lamps and a two-gang switch are installed, but not 3, but 4 wires come to it. One lamp turns on and off, but the other is constantly on, what should I do?
Help identify the item labeled NQ Z934
Help identify the component. In the photo he is centered. Marking ST E NQ Z934. The search yields nothing, even on the STMicroelectronics website there is nothing.
Is mercury in fluorescent lamps?
Does a fluorescent lamp that emits yellow color contain mercury vapor? Or all the same, sodium vapor?
Why does the relay burn out in the electric boiler control unit?
The relay in the boiler control unit burned out and replaced with a new one after 10 minutes, I heard a smell and the unit heats up. Could this be due to problems with the heater?
