Everything about the power supply of houses and apartments

Varieties and calculation of three-phase circuit breakers

211.5k.

Power supply

How to connect a pass-through light switch - installation diagram

0123

Connection diagram of a two-key pass-through switch with 2 places

0150

Advantages and disadvantages of serial and parallel connection of conductors

01.3k.

Checking LEDs with a multimeter for operability

0886

How sockets and switches are indicated on electrical diagrams

01.2k.

Electronic programmable time relays with delayed on and off

0175

Decoding of marking and field of application of VVG cable

021

How to choose the right three-phase voltage stabilizer for your home

075

Energy-saving lamp circuits and their most frequent malfunctions

1212

Ways and diagrams for connecting LED strip without a power supply

0161

Power supply

The device and types of light switches for an apartment

0107

What is LED and how does it work - device and features

059

Power supply

How to properly connect a light switch with two keys - diagram

0560

What is static electricity and how to protect yourself from it

0249

Methods for terminating cable cores - purpose and tool

0752

How to make a time relay to turn on and off electrical appliances with your own hands

0428

Wiring diagram and device for sliding gates with an electric drive

0102

How to make an electronic transformer for halogen lamps with your own hands

0452

Scope and technical characteristics of wire PV-3

099