Electrical panel
Overvoltage protection of 220 volts - how to protect electrical appliances in your home?
Although the supply of electricity to apartments and houses is regulated by law, residents should not fully rely on the appropriate services to provide ...
Surge protection device (SPD) for a private house
We consider why it is required to connect an SPD in a private house, how to choose and connect a suitable device correctly.
How to choose the right RCD for an apartment or a private house?
We figure out how to choose the right RCD on our own and ensure the safety of the inhabitants of your apartment or private house.
How to choose the right RCD for a water heater and other equipment in the bathroom?
We figure out why you need an RCD or diffautomat for a water heater and a washing machine and how to choose the right protection device.
Shunt trip circuit breaker - what are its advantages?
We understand the device of the circuit breaker - we consider what an independent release is and what are its advantages.
Replacing plugs with circuit breakers in an old dashboard - how to correctly do it yourself
We figure out how to properly upgrade the old electrical panel with our own hands, replacing the plugs with circuit breakers.
Circuit breaker for motor protection - how to choose the right one?
We understand why we need electric motor protection and how to choose the right circuit breaker.
Two-pole circuit breaker - what is it used for and how it differs from a single-pole
We understand why a two-pole circuit breaker is needed and what is its difference from a single-pole circuit breaker.
Knocks out an RCD - where to look for a malfunction and repair methods
What to do if an RCD knocks out - how to determine the cause of the malfunction and what can be done to eliminate it. Why does the RCD turn off ...
How to check an RCD yourself - four easy ways
What you need to know before checking the RCD. Simple test methods - internal test, battery test, test light, setpoint calculation.

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Economical electric heaters - myth or reality?