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Sabtu, 09 April 2011

Electrical Wiring Replacement (DIY)

It is unlikely that repair will be considered capital if his process would not be changed all the utilities apartments, including is replaced old wiring. Of course, it would be superfluous to warn that, if possible, electrical work must be done by professionals, however, guided by certain rules and observing increased caution, this important work can be done independently even for common people like us.

So...to begin to remember some basic rules of wiring. First of all, we should immediately tune in to a simultaneous change of the wiring throughout the apartment. In this case, it makes sense for you to calculate in advance the cost to purchase all necessary materials (preferably the highest possible quality, because the savings on wiring is fraught with danger) and do not share an apartment for more and less important areas. This is usually due to the fact that the wiring, as, indeed, any system that does not like the periodic and frequent intervention, which are invariably associated with multiple connections, inserts, etc. As a result, the quality of the wiring leaves much to be desired and, therefore, later on may lead to serious problems.

Taking into account the first rule is necessary to determine as precisely as possible (preferably a plan), where the apartment will house all electrical appliances, switches, sockets (it is important to bear in mind that finding an error after the installation of wiring, its so easy to fix will not work ) and to ensure that an electric line is not fueled appliances, the total power consumption which is more than 5.4 kW. To do this, get out of the closet gathering dust there warranty certificate of electrical appliances (in any case - large) and calculate the energy consumed by them.

The next stage of the replacement of wiring - build the distribution electric panel and choice of location for its placement. The latter should be given the utmost attention, remembering that he had never placed a shield in the sanitary zone (bathroom, toilet), as well as making sure that he was not close (less than half a meter) with pipes and radiators. Having determined the location of the switchboard, you are ready to assemble, pre zapasshis solid wire (for joints in boards), as well as tips, if for some reason have to use a flexible stranded wire (by the way, instead of the tip by a qualified electrician hocus-wire).

Installing circuit breakers, you have to remember is the location ! the upper part of the shield, and the zero and the grounding bus shall be located at the bottom. Requires special attention to connecting lines load, which is carried out with a mandatory compliance standard color rules: live wire painted in any color other than blue (it corresponds to zero) and yellow-green (it used to grounding line). Collecting a shield, you can, so as not to rely on his own memory, to label, which corresponds to eachswitch.

For each group, which can be shared apartment mains - sockets, lighting, special accessories (eg, water heater, washing machine and dishwasher) - need to prepare special cables with different cross-section (eg for sockets using cable 3 x 2.5 sq. . mm, for the lights - 3 x 1,5 mm ², etc.). Then you can start installation of wiring, pre-selecting its way : in a plastic cable channel, in PVC pipes (for filling the floor and noncombustible ceilings), as well as cutting grooves (for the cable in the walls) - and, of course, turning off the voltage.

Opting for a corrugated tube wiring, you should be prepared for what to replace it, without opening the wall is unlikely. Splitter boxes that are placed at the attachment of wiring, provide easy and simple access to the necessary electrical wiring and easily hidden under the trim of the walls. 

Most importantly, changing the wiring to comply with mandatory rules: Never connect the wire strand (must use screw terminals), do not use wires with aluminum conductors (they are very brittle, in addition, the oxidation of aluminum contributes to fire), do not run simultaneously in Stroebe power and low- network and prevent cross-cutting passes through the wall of cables, not fitted with plastic sleeves.








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