Changzhou Famous Electronic CO.,LTD

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Power Line Shopping tips

creatime:2015/10/21

Power lines are small, but a great responsibility, not only directly related to the effect of the use of household appliances and life, but also about personal and property safety of users, consumers in the purchase must not be taken lightly. However, the power line of products on the market a wide range of electrical and each has its own characteristics, ordinary consumers if the right way, it is easy Tiao.
Power lines should be based on different household appliances to buy. Different appliances, using the power cord is different. In general, the integration of plug wire lights, tape recorders, television sets, should choose RVB-70, RVZ-70-type parallel or twisted pair, its cross-sectional area should be within the range 0.75-1.0mm2; rice cookers, air conditioners , ventilation fans, electric fans, refrigerators, washing machines and other places of power line selection RVZ-70-type three-core sheathed wire appropriate, its cross-sectional area should be 0.75-1.5mm2; irons, solder around 100W power ferrochrome , hand drills and other highly mobile and have heat or spark of electrical and mobile outlets to choose RHF profile is appropriate, its cross-sectional area should be 0.75-1.0mm2. When the renovation of housing, dark line pipe required BV-70 hard PVC insulated copper wire, its cross-sectional area to about 1.0-2.0mm2 appropriate, to ensure safe use of life long enough; As for the kitchen, bathroom and other damp Mobile Application Environment socket connection, are advised to use RVZ-70 type sheathed cable.
Buy wire, first as whether the China Certification Committee for Electrotechnical 'Great Wall sign' and production license number on the volume wire packing;
Look at whether wire outer plastic skin bright color, fine texture, no open flame should be lit with a lighter. Informal products using recycled plastic, faded, loose texture, can ignite fire; second look at length, than the price, BVV2 × 2.5 per roll length is 100 ± 5 meters, the market price of 280 yuan or so, non-formal product length 60- 80 m range, some manufacturers do the E Insulation thick, so it is difficult to see the problem experts, generally count the number of turns of wire, and then multiplied by the radius of the entire volume, you can roughly calculate the length of the class prices between 100-130 yuan; then followed may require businesses to cut a decapitated see copper core material. 2 × 2.5 Copper core diameter 1.784 mm, available micrometer look at the amount, regular use of products refined red copper wire, outer bright and slightly soft, non-formal product copper blackish and stiff, is a renewable Zatong, high resistivity, conductivity performance is poor, it will heat up without security; and finally, purchase wire should go to pay electricity shop or factory outlets.