Power cable of VVG. Types, characteristics.
Cable VVG is quite popular for installation to transmission and distribution of electricity. High quality features make this type of cable is required in a transmission voltage up to 1000 volts at a frequency of 50 Hz. Agovino mount in areas with different humidity levels, as well as in open space. Widely used where there is high possibility of fire. Often cable VVG used in household and industrial purposes. For use for domestic purposes is to protect him, using the sleeve of metal or corrugations.
What is a?
VVG consists of copper conductors, core it have isolation of polyvinylchloride. The cord itself is also insulated with this material, is not protected.
It may consist of five wires (the maximum number of cores) that are insulated from each other. If the cable is not one conductor, each marked with a certain color.
- Zero conductor shall be green with white design.
the Ground is usually yellow with a design of green color.
- Phase can be any other color.
types of cable VVG.
Standard power cable marked with the VVG. Various modifications are expressed by the letters in the acronym. VVGng - non-combustible type of cable. Most often, this type of cable VVG mounted in the room or space that is prone to fires. The following varieties are expressed in the addition of letters to the acronym VVGng.
VVGng-LS.
In this type of cable insulating material eliminates the occurrence of smoke in the combustion process.
VVGng-LSLTx.
Here insulating material is plasticized. This material does not constitute smoke in case of fire, and almost does not support combustion. The hallmark of such a cable can be its ability to work even during a fire. Used for the installation of lines AC and DC.
Vvhnh-HF.
Shell of this kind of cable VVG is made of plastic with a reduced adding of chlorine. On this basis, the smoke generated in the combustion process, has not such a strong toxic effect.
VVGng-FRLS.
Cables of this type offer the enhanced protection of two belts. Part of the tape is a mica that gives it a particular strength. The conductor will be able to survive in case of an explosion.
the characteristics of the power cable of VVG.
There are basic features of cable VVG, which make the conductor required for the installation of various lines.
- you Can mount the cable in temperatures of -15 degrees Celsius.
- to Use a conditioner in temperatures from -50 to +50 degrees Celsius.
- Keeps the resistance to fire for one and a half hours.
- Operates in case of overload at a temperature up to +90 degrees Celsius, short circuit to +150-+250 degrees, in normal condition from +70 degrees.
- Keeps the resistance to fire for one and a half hours.
- to Use a conditioner in temperatures from -50 to +50 degrees Celsius.
Cable products from PRO100KABEL.
Select and order the wire VVG in online store PRO100KABEL. Here is available different types of cable products at affordable prices. PRO100KABEL sells products directly from the manufacturer, which saves the customer from having to pay for the services of a mediator.