Construction And Repair

Single-phase meter: difference from three-phase, rules for the selection and installation of electrical appliances Construction And Repair

The construction of electrical installations, their protection and maintenance costs a lot. For the correct mutual settlement of electricity consumers, regulatory authorities are required, who moni...

Energy meter CE 101: device, modifications, electrical apparatus connection diagram Construction And Repair

One of the devices for conducting one-rate metering of active energy in single-phase circuits is the "Energomera CE 101" meter. The connection of this device, regardless of the modification, is car...

Connecting current transformers: how to connect a three-phase meter through a converter Construction And Repair

Energy consumption is monitored using an electric meter. The connection of current transformers in the network is used to measure high-power alternating current, reducing its strength to 5 A. The m...

Three-phase meter: device and types of units, how to properly connect an electricity meter Construction And Repair

Three-phase meter - a device for measuring electricity consumption in an alternating current network with a voltage of 380 V. Single-phase meters are used in 220 V networks in office and residentia...

Replacing an old electricity meter with a new one: general information, procedure, installation in an apartment Construction And Repair

During repair work in an apartment or house, you can not only change the wallpaper, floors, but also reconstruct the electrical system. In this case, the most difficult measure is the replacement o...

2-tariff meter: principle of operation, advantages of the device, installation and energy saving Construction And Repair

To save money on paying bills in households, a modern 2-tariff meter is installed. The amount of electricity consumed depends on the time of day. The peak falls between 17.00-23.00 hours. During th...

Types and principle of operation of heat meters for heating an apartment: pros and cons of all types and installation procedure Construction And Repair

Accounting for the heat energy consumed by a separate apartment during the heating season allows you to pay less for the carried out insulation measures. Installing a heating meter at the entrance ...

Connecting a 3-phase meter: how to connect in a private house directly or through a transformer Construction And Repair

Today, there are few rooms where there is electrical wiring, but there is no metering device for consumed electricity. And this is quite natural, because these devices help to significantly save on...

Seal the electricity meter: types of seals and how much they cost, possible installation problems Construction And Repair

When installing each electricity meter, it is necessary to make a seal. This is done to protect the device from unlawful interference with its readings. The seal does not allow producing technical ...

Twisted pair 4 conductors: the purpose of the four-conductor cable and crimping methods, the necessary tools and advice Construction And Repair

When creating megabit LANs, a 4-core twisted pair cable is used. The bandwidth and number of wires of this type of cable is sufficient for patch cords of 10 or 100 Megabit networks. Working with th...