How to calculate the number of machines in the electrical panel of a private house or apartment, as well as what the PUE says about this. Correct calculation of the number of circuit breakers.

What is the difference between VA 47-63 EKF PROxima circuit breakers, what are their features and advantages. Overview of the design of modular automatic machines EKF PROxima.

Installation of RCDs into the light is mandatory in hazardous and humid rooms, according to the PUE and GOST. When you need to put an RCD on the lighting, and when not, we tell in the article.

What are the ABB series circuit breakers for domestic wiring? Differences of popular series and features. Advantages and disadvantages of ABB machines.

People confuse devices such as batch and circuit breakers. We will figure out what is the difference between a bag and a machine, comparing their purpose and features.

What are converted circuit breakers and what is the punishment for using these devices. How to remake machines and what it is for.

Overview of the xPole Home HNB-C16 / 1N / 003 differential machine from Eaton. Characteristics and description of the appearance of the device. Network connection diagram.

Overview of the Eaton xPole Home HNC-25/2/003 residual current device. Features and connection diagram of RCD from Eaton. Video review of the differential protection device.

Overview of the machine Eaton xPole Home HL-C16 / 1. Characteristics and appearance of the circuit breaker. Description of improvements from the manufacturer.

Overview of circuit breakers from the European company SEZ Krompachy. Features of the design and installation of machines, as well as their main advantage.

The main malfunctions of circuit breakers, their causes and solutions. What to do if the machine does not turn on or knocks out.

Overview of ultrasonic scanning devices-C1-40. What is a spark protection device for and how does it work? The connection scheme of the ultrasonic scanning device and checking its operability.

Why do we need input-distribution devices and what types of ASU are. Complete set of input and distribution devices and their scope.

How to connect a cross over switch in a single-phase and three-phase network. Connection diagram of the ABB switch. Recommendations for installing a cross over switch.

Why are traffic jams in the apartment being knocked out and what to do in this case? Causes of traffic jams. Where to go if the light goes out when the plugs are turned off.

How to replace the machine in the shield with a more powerful one or when the old circuit breaker fails. Rules for replacing circuit breakers in an apartment and a house.

Not sure how to test difavtomat for performance at home? 5 effective ways to test a differential automaton are described in the article.

The principle of operation and purpose of the UZM-3-63. Connection diagram of a multifunction protection device in a three-phase network. Technical characteristics of UZM-3-63.

Consideration of schemes for connecting a three-phase RCD to a network with grounding. How to connect a four-pole residual current device.

Not sure how to choose a difavtomat for power and leakage current? For you, we have provided advice on choosing a differential machine for home, apartment and garden.

The device, purpose, scope and principle of operation of the difavtomat. Find out what a differential machine is, how it works and where it is used.

The device, the principle of operation and the purpose of the RCD used in electrics. What does the residual current device consist of, how does it work and what is it for.

Why the difavtomat works in the shield and what to do in this case. The main reasons for the operation of a differential automaton. Troubleshooting algorithm.

The principle of operation, purpose and connection scheme of the UZM-51M. Find out what you need, what it consists of and how the multifunction protection device works.