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Machines, Rc Ds, Meters

August 12, 2017 18:07

9 circuits correct connection voltage relay

Relay control voltage on the phases allows you to instantly turn off the electricity after counter in case of emergency - power-line surges.This device is used both in single-phase and three-phase mains electricity for consumer protection from failure.Next we look at the templates voltage relay connection to the housing panel. So simple circuit layout leads from the opening of the circuit b...

August 12, 2017 18:07

6 important criteria for selecting a circuit breaker

The main purpose of the circuit breaker - protection of the wiring short-circuit current (hereinafter SC) and power overloads.If there is an emergency and home wiring will take place over-current, cable insulation instantly melted, and the wiring itself breaks out as sparklers.The result is, as you know, deplorable - the risk of fire and even worse - an electric shock.To this did not happen,...

August 12, 2017 18:07

Instructions for assembling the electrical panel

So you made wiring in the apartment and the last thing you need - to collect the switchboard with your own hands, setting it all machines, RCD and electricity meter.Many electricians newcomers are afraid to engage in self-assembly of the electrical and prefer to call this Wizard, which will make all for a decent price.To readers of "electrician himself" knew how to carry out the assembly of ...

August 12, 2017 18:07

Who should pay for the replacement of the meter ?

One of the most popular situations where it is not clear on which side of the law - the need to change the electric meter and, accordingly, to pay for the work of an electrician and purchase a new instrument accounting.After raising this issue in the management company often starts discussion and, unfortunately, not always the rights of consumers in it, ie,You.You do not know for whose accou...

August 12, 2017 18:07

What is relaying , and what is it for ?

In accordance with the rules of technical operation of electrical installations (abbreviated PTE) of electric power equipment, substations and power plants themselves must always be protected against short circuit and normal operation failures.As a special protection devices are used, the main element of which is a relay.Actually, so they are called - relaying device and the PLC (RPA).Today ...

August 12, 2017 18:07

Learn to distinguish the differential RCD machine - 4 external tag

Very often inexperienced electricians and home master did not know how to determine what is in the plate - Emergency circuit breakers or RCD.As a result, you can mistakenly think that the wiring is protected against overload and leakage current, in fact, from the first security situation does not provide protection becausein the panel is the usual residual current device.In this article, we ...

August 12, 2017 18:07

A new way to save energy - counters on the remote

Currently, due to the high electricity tariffs, many try to pay less for electricity by various methods.Some drill holes in the counter and makes pounced on wires, and someone tries to use fewer appliances.One of the more effective methods of saving - buy the electricity from the control panel.This device allows you to stop the metering of electricity with one simple click on the compact con...

August 12, 2017 18:07

4 ways to check the performance of RCD

tripping device is designed to instantly turn off the electricity to the apartment or home in the event of leakage.We have already discussed with you the reasons for RCD trip.Now I would like to talk about no less important question - how to check on the operation of the RCD at home.Immediately it should be noted that the frequency of validation work should be not less than once a month.Next...

August 12, 2017 18:07

Typical connection diagrams of three-phase electricity meter

Good day, dear readers Electricians site itself!This article describes the circuit connection of three-phase electricity meter (TC) in the grid and provides tips on installation.We recommend not only to study the provided wiring, but also view the video tutorials, which describes the electrical installation technology and others, important nuance. Contents: preliminary stage Dire...

August 12, 2017 18:07

What are DIN-rail ?

immediately start a conversation with, that is DIN-rail and why it is so called.This device was developed by the German Institute for Standardization (Deutsches Institut fur Normung), so and received a brief acronym DIN.electricians can also call this rail din-rail, because it has a similar shape.Next, we consider the basic types and sizes DIN-rails used in electrical work. Today din rails ...