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Customer Satisfaction Is Our Aim
WeiKeru Cable Co., Ltd. is the original Renqiu Hualong Cable Factory, which was founded in 1998. It is located in the Beijing-Tianjin-Baojiao Trade Fair, adjacent to the Beijing-Kowloon Railway... -
Product
Provide Competitive Cables
After many years of support from users and friends from all walks of life, and the unremitting efforts of all employees, the original low-voltage power cables, control cables, overhead insulated cables... -
Qualification
Customer Satisfaction Is Our Aim
Obtained China's compulsory product CCC certification on July 27, 2015, and is currently recognized as an AAA credit enterprise, and has obtained quality management system certification, environmental management system... -
WeiKerui Dynamic
All employees have always followed the company philosophy of "scientific and technological innovation, customer satisfaction, and service to the society", making friends, cultivating the market, improving product quality... -
Service
Continue To Create Greater Value For Customers
The market share is increasing year by year, and the products are sold in 26 provinces, cities and regions across the country. High-quality products and sound after-sales services have been selected by key projects...
The difference between WDZ cable and WDZN cable
Release Time:
Jun 02,2023
The main feature of WDZN fire-resistant cables is that in addition to the ability to transmit power under normal working conditions, the cables can still maintain normal operation for a certain period of time when they are on fire. They are suitable for nuclear power plants, subways, tunnels, high-rise buildings, etc. A place related to lifesaving.
1. The main difference between WDZ and WDZN cables is that the conductor of WDZN fire-resistant cable is wrapped with a layer of mica tape, so that the cable can maintain normal power for a period of time under burning conditions.
2. The main feature of WDZ flame-retardant cable is that the cable is not easy to catch fire or the flame delay is limited to a certain range when it catches fire. It is suitable for power stations, subways, tunnels, high-rise buildings, large industrial and mining enterprises, oil fields, coal mines etc.
3. The main feature of WDZN fire-resistant cables is that in addition to the ability to transmit power under normal working conditions, the cables can still maintain normal operation for a certain period of time when they are on fire. It is suitable for nuclear power plants, subways, tunnels, high-rise buildings, etc. and fire safety Places related to firefighting and lifesaving.
4. The principles of fire-resistant cables and flame-retardant cables are different: the flame-retardant principle of halogen-containing cables depends on the flame-retardant effect of halogens, and the principle of flame-retardant cables without halogens relies on the precipitation of water to lower the temperature to extinguish the fire; The fire-resistant and heat-resistant properties of the mica material ensure that the cable works normally even in the event of a fire.
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