What to do if tension jumps in an apartment or house? The main causes of voltage drops in the network. Where to complain to solve the problem.
Permissible and maximum deviation of voltage in the network according to GOST. The effect of voltage deviation on the operation of electrical equipment. Ways to solve the problem.
What are insulating mites and what are they used for. Purpose, design and frequency of testing insulating ticks.
What is static electricity and when does it occur? Measures and means of protection against static electricity in the home and in the workplace.
Find out what types of electricity losses are in electric networks. Measures to reduce energy losses in the house and from the supplier to the consumer.
Why do I need to measure the phase-zero loop. An overview of the methods and instruments with which to measure. Sample protocol filling.
For which they can turn off the electricity in the apartment and private house. Technical and economic reasons for power outages.
Appointment, design and principle of operation of separators and short-circuiting devices. Scope of the automation unit OD-KZ in power supply.
Basic and additional electrical protective equipment used in electrical installations with voltages above 1000 Volts. List of remedies and requirements for them.
Types of posters and safety signs used in electrical installations. The sizes of plates, posters and signs according to standards.
Basic and additional electrical protective equipment in electrical installations up to 1000 volts. List of protective equipment and their scope.
Briefly about how electricity is transmitted over long distances to consumers. The order of transmission and distribution of electricity from the power plant to the house.
What is step voltage and what is the maximum radius of the danger zone? How to determine the step voltage and get out of the affected area.
The procedure for conducting electricity to the land. What documents are needed to bring light to the house. The cost of electrification of the site.
What to do if the cable is wired or from household appliances. The main reasons for heating electric wires and cables.
Find out what voltage stabilizers are for home, apartment and cottage. Pros, cons, and the principle of operation of the main types of stabilizers.
If you have a low voltage, you need to urgently increase it or complain to the right authorities. We talked about how to deal with weak tension in the house in an article!
Overview of the new development - synchronous voltage limiter, which effectively protects the equipment from overvoltage in the network. The main advantages of ONS over stabilizers.
Decipherment of degree of protection IP in accordance with GOST 14254-2015. How is IP decrypted on luminaires and electrical equipment? Table of values of degrees of protection.
Why does the indicator in the outlet show two phases? What to do to repair a malfunction? The reasons for the appearance of two phases in the wiring.
What to do if the lights in the apartment or house were turned off for non-payment? Procedure for disconnecting electricity for debt. How to connect the light yourself.
An invention in the field of surge protection in a network. Photo of an engineer working out. How to protect the house from overvoltage.
Fixed assets and methods of protection against electromagnetic radiation. How to protect yourself from EMR in an apartment and in a factory The impact of household appliances on the body.
What fire extinguishers can extinguish electrical installations and electrical equipment under voltage? Fire extinguishers, which are forbidden to extinguish a fire in electrical installations.
What electric current is more dangerous for human life. At what values the danger of alternating current is less than direct.
What is the danger of a zero break in a three-phase and single-phase mains? The consequences of a zero wire break in the riser of the entrance and in the apartment. How to fix the malfunction?