On top of the slab laid an insulated wire APPV in the apartment. They cut a plastic corrugation and laid a wire in it. Is it done right?
Is it possible to reduce the power of the EVAN C1 9 220V boiler by simply removing the terminal from one TEN or from two? The boiler does not provide for their separate shutdown.
Luminaires for grounding do not have a terminal and there is no zero at the facility. A “zero” and a separate phase were taken from the ground terminal. The lamp does not shine, but the grounded case shines.
In the chandelier, lights began to blink in certain cartridges. And today, only two with 5 watts of 5 watts of light are on. I put a light bulb of 12 watts does not light the chandelier.
How to ground the computer in an apartment and a private house. Why ground the computer and what to do if there is no grounding of the wiring.
How to choose a wire for spotlights on the ceiling? Comparison of PVA, ShVVP and VVG brands. Mounting options for connecting spotlights.
Is it true that the entire load of group machines connected by a comb runs all over the comb? Is there any difference where to measure the load with amper ticks?
In the shield there is an opening automaton, from it go jumpers to group automata. Is it possible to add another or 2 automatic machines by feeding them with jumpers?
We have constant voltage drops, often very low, up to 170 volts. This is a network problem, old equipment. What to do and which stabilizer to choose?
Is it possible to switch a three-phase inverter with a three-phase induction motor through a solid-state relay?
Is it possible to switch a three-phase inverter with a three-phase induction motor through a solid-state relay? Does it matter where the inputs are and where the outputs are?
Draw a diagram of how to make lighting in the apartment through 1 bag, sockets through the second, for the washing machine a third bag and a fourth electric stove.
Hello, highlighted in red in the photo, I can not figure out what kind of detail? Amplifier T.S.M. RT - 240M.
I want to put an electric boiler for heating at 4.5 kW. Is there a current limit due to the boiler on a two-rate meter? What parameter should I pay attention to?
The LED lamp flashes periodically. I draw attention to this in the dark, I have to disconnect the phase. How to get out of this situation?
Are the installation rules for the circuit breaker violated by the wizard? He changed the machine at the input to a larger nominal and connected all the machines with a wire without insulation.
What is a voltage divider, what is its principle of operation and purpose. Types of voltage dividers and real examples of their application in electrical circuits.
Can plugs be knocked out because they have become unusable (service life, about 8-10 years) and can the problem be solved by putting a new one of the same value?
There are car heating elements with a thermostat. How to connect them to a car? Need: on (by button), 5-10 minutes of work, off (by button).
We have a diesel generator (380V) 4.5 kW and an electric boiler 6 kW. Question: how to make the electric boiler able to work at least on one circuit of 2 kW?
I connected a fan with a timer in the bathroom, instead of the old exhaust fan. When turned on, it knocks out the machine. Is there any difference from which machine to pull the phase?
What is adhesive tape, what is its principle of operation and how to use this type of connector for wires. Types and sizes of common adhesive blocks.
There was not enough space in the dashboard. Can I connect a washing machine and dishwasher to a single 25A / 30ma diflavomat? Each device has its own wire 3x2.5 mm.kv.
I bought a lamp for medical purposes. What technical characteristics should be strictly adhered to when choosing a lamp, so as not to burn the lamp?
There is a connection diagram of the Chinese Coswall crossover switch with 6 contacts. Are the purple lines in the diagram jumper? If so, why are they needed?