Characteristics of VGGNG cables presented on the Orlovsky market of cable production

The modern market of cable products offers a large selection of cables of the brand ВВГнг of different manufacturers with different characteristics and a large price range. To assess the characteristics of cables to regulatory requirements and to determine the price-quality ratio of the products produced, the cables were compared according to the following parameters: long-term permissible heating temperature of the conductor, heating of the external insulation when the load is applied to the cable for one and two minutes; Side of the power supply) and the output (on the side of the electric receiver). All measurements were made on the basis of Orlovsky State Automobile Inspection. The article presents the results of tests and measurements of compliance with the declared characteristics of cables VVGng, presented at the Orel market of cable products. The results of measurements and calculations concluded that the price of VVGGG cables is not a guarantee of compliance with their declared characteristics.