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Voltage stabilizer: device, principle of operation, purpose

Oct 28, 2021

A 220V mains voltage stabilizer is a device that equalizes the voltage from the mains, up to a certain value, and gives consumers stable 220 volts,...

Is it possible to twist the readings from the meter?

Oct 28, 2021

The counter burned out, I had to change it to a new one. Soon they should come to seal, as I understand that an old meter is definitely needed. Is ...

EMF and voltage in the electrical circuit

Oct 28, 2021

Many people (including some electricians) confuse the concept of electromotive force (EMF) and voltage. Although these concepts are different. Desp...

Is the electrical panel diagram for the apartment drawn up correctly?

Oct 28, 2021

Peter asks: I'm doing an electrician in my apartment, I'm not a beginner in this business, I just got confused in the RCD and in the components of ...

Triac: device, principle of operation, scope

Oct 28, 2021

A triac is a semiconductor device. Its full name is a symmetrical triode thyristor. Its peculiarity is that it is possible to conduct current in bo...

Categories, types and types of RCDs - what are the differences, what are they for

Oct 28, 2021

The question is answered: Alexander MyasoedovGood afternoon, are you definitely not mistaken? Neither I nor even Google knows. DM and DE - this is ...

Self-locking relay connection diagram for gas boiler

Oct 28, 2021

Musa asks: Good afternoon to you. The third day I am looking for a solution to the problem, help. The question is this, from time to time they turn...

How much does the electric stove and instantaneous water heater consume?

Oct 28, 2021

Anna asks: Hello! I am doing repairs and I have a gas water heater. The ventilation of the old house is bad, it was proposed to switch to electrici...

Total current law for a magnetic field: formulas and definition

Oct 28, 2021

The familiar to many subject called "Electrical Engineering" contains in its program a number of fundamental laws that determine the principles of ...

Strange scheme of an apartment electrical panel

Oct 28, 2021

Vasily asks: Good day!In my one-room apartment, if it is necessary to replace the meter (he is 16 years old), I drew attention to the connection of...