Safety Questions

How to connect a circuit breaker in an energized dashboard
How to connect a circuit breaker in an energized dashboard
Oct 28, 2021

You need to follow the rules of your own safety. Dry clothes, dry shoes, possibly on a rubber mat. Find yourself a partner who will stand and watch...

Is it possible to put 4 apartments on one input machine?
Is it possible to put 4 apartments on one input machine?
Oct 28, 2021

There can be several apartments on one phase, but the phase must be distributed over several apartments in the switchboard, for each the apartment ...

PEN conductor in the dashboard of a private house
PEN conductor in the dashboard of a private house
Oct 28, 2021

Read in more detail what kind of grounding systems are and in what cases this or that system can be used. In short, there are two possible options:...

How to hold the indicator screwdriver correctly?
How to hold the indicator screwdriver correctly?
Oct 28, 2021

The question is answered: Alexander MyasoedovHello! The question is not stupid, your health and life may depend on the correct use of the indicator...

Electric shock in the sauna: how to find the cause and eliminate it
Electric shock in the sauna: how to find the cause and eliminate it
Oct 28, 2021

Igor asks: It shocks in the sauna if you give the park a good shot. There is a two-pole automatic machine on Kamenka, a single-pole one for lightin...

Everything in the office is shocked: what to do and where to look for the problem
Everything in the office is shocked: what to do and where to look for the problem
Oct 28, 2021

Olga asks: Hello! In the office, it shocks from everything: a chair, a wall, a microwave oven, flowers... During the day, constantly, got up from t...

Why is it dangerous to use a transformerless power supply for low-voltage devices
Why is it dangerous to use a transformerless power supply for low-voltage devices
Oct 28, 2021

The question is answered: Alexander MyasoedovWho said that is unacceptable? Can. But:In this case, the galvanic isolation of the device, which is p...

The circuit breaker does not turn off at short circuit - reasons
The circuit breaker does not turn off at short circuit - reasons
Oct 28, 2021

Hello! With a short circuit on a "bad" outlet, nothing happens - only sparks on the wires that I short-circuit. AB does not work, the outlet is sti...

Self-locking relay connection diagram for gas boiler
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...

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