Why are there power surges in the network and how to deal with them?
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.
Power supply
Please specify the section:
High voltage equipment
Electricity of the net
Electricity and Security
Electric laboratory
What voltage deviation in the network is considered the maximum permissible
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 for?
What are insulating mites and what are they used for. Purpose, design and frequency of testing insulating ticks.
What is static electricity and how to deal with it?
What is static electricity and when does it occur? Measures and means of protection against static electricity in the home and in the workplace.
The reasons for the loss of electricity over long distances
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.
How to measure phase-zero loop resistance?
Why do I need to measure the phase-zero loop. An overview of the methods and instruments with which to measure. Sample protocol filling.
The main causes of power outages
For which they can turn off the electricity in the apartment and private house. Technical and economic reasons for power outages.
What is a short-circuit breaker?
Appointment, design and principle of operation of separators and short-circuiting devices. Scope of the automation unit OD-KZ in power supply.
What protective equipment is used in electrical installations with voltages above 1000 V?
Basic and additional electrical protective equipment used in electrical installations with voltages above 1000 Volts. List of remedies and requirements for them.
What are the signs and signs of electrical safety?
Types of posters and safety signs used in electrical installations. The sizes of plates, posters and signs according to standards.
What protective equipment is used in electrical installations up to 1000 volts?
Basic and additional electrical protective equipment in electrical installations up to 1000 volts. List of protective equipment and their scope.
How is the transmission and distribution of electricity
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.
The concept of step voltage and ways to overcome it
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.
How to independently connect the plot to electricity
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.
Reasons for heating cable wiring and household appliances
What to do if the cable is wired or from household appliances. The main reasons for heating electric wires and cables.
What are voltage stabilizers?
Find out what voltage stabilizers are for home, apartment and cottage. Pros, cons, and the principle of operation of the main types of stabilizers.
How to deal with low voltage
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!
Innovation in the field of surge protection - ONS device
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.
What is the degree of IP protection?
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 are there two phases in sockets and how to fix it?
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 you cut off electricity for debt
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.
A new way to protect your home network from overvoltage
An invention in the field of surge protection in a network. Photo of an engineer working out. How to protect the house from overvoltage.
How to protect yourself from electromagnetic radiation at home and at work?
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 are used to extinguish electrical wiring?
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 is more dangerous for a person - alternating or direct current?
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 an interruption of the neutral wire in the mains?
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?
