Construction And Repair

Calculation of electrical circuits: what determines the resistance of the conductor, formulas for calculating Construction And Repair

One of the physical properties of a substance is the ability to conduct electric current. Electrical conductivity (conductor resistance) depends on several factors: the length of the electrical cir...

Clamp for wire: types of designs for connecting electrical conductors, their pros and cons Construction And Repair

Those people who independently repair home electrical wiring are forced to constantly face such a term as connecting conductors. There are many different methods for this today. Regardless of wheth...

Automatic phase changeover: manual and self-acting three-phase relay Construction And Repair

The energy sales company is doing everything possible to ensure that consumers receive high-quality energy. However, a large number of consumers using one source leads to the fact that energy consu...

Automotive fuses: the main types of circuit protection, how to make a choice according to the parameters of the strips Construction And Repair

Modern cars use various electronic systems that are responsible for safety and simplify transport management. The trouble-free operation of numerous electrical systems and all kinds of automatic co...

ASU: decoding, equipment and functions, features of operation of input-distribution devices Construction And Repair

For the connection and proper operation of objects in the field of electrical engineering, various devices and devices are used that have a specific function. To connect the line to several objects...

DC Current Clamp: How to Use an Electric Tool Construction And Repair

When working with electricity, you cannot do without special devices and tools. Such devices include DC current clamps. They allow you to measure the voltage indicator without first breaking the ci...

Grounding plug: one-piece or dismountable Construction And Repair

There is a plug connection to connect all kinds of household appliances, lighting equipment and other devices that use electricity in its various forms. One of the components is an electrical outle...

Three-phase switch: types of products, connection diagrams to various networks Construction And Repair

Some residential buildings have occasional power problems. To solve them, a generator is often used. The generated electricity is distributed by the consumer. To switch the supply network to the ge...

Relay protection and automation of electric power systems: definition, purpose, requirements for relay protection and automation Construction And Repair

The reliability of equipment in the power system determines the quality of power supply and is one of the elements that form the final cost of electricity. No matter how high-quality the components...

The device and principle of operation of the photo relay FR-601: how the lighting of streets, roads and shop windows is organized Construction And Repair

Street lighting plays a huge role in human life. Thanks to the lanterns, the movement of people and cars in the dark becomes safer and more comfortable. A condition for the effective operation of s...