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WZYS-YGE环保电缆使用条件
WZYS-YGE Environmental Protection Cable Usage Conditions
1、电缆导体长期允许***高工作温度为90℃;应急过载***高工作温度为130℃;短路时(≤5s)导体***高温度为250℃。
1. The maximum allowable working temperature for cable conductors in the long term is 90 ℃; The maximum working temperature for emergency overload is 130 ℃; The maximum temperature of the conductor during a short circuit (≤ 5s) is 250 ℃.
2、电缆敷设时的环境温度应不低于0℃;如在0℃以下敷设,应对电缆预热。
2. The ambient temperature during cable laying should not be lower than 0 ℃; If laid below 0 ℃, the cable should be preheated.3、推荐的***小弯曲半径:单芯为电缆外径的20倍,多芯为电缆外径的15倍。
3. Recommended minimum bending radius: 20 times the outer diameter of the cable for a single core, and 15 times the outer diameter of the cable for multiple cores.
主要技术要求和试验
Main technical requirements and tests
1、电缆导电线芯直流电阻试验
1. DC resistance test of cable conductor core
导体线芯直流电阻折算成20℃时的值应不大于下表中规定。
The DC resistance of the conductor core converted to 20 ℃ should not exceed the value specified in the table below.

2、电缆交流耐压试验(例行试验)
2. Cable AC voltage withstand test (routine test)
成品电缆在室温下,应能承受下表规定进行的50HZ交流电压试验。
The finished cable should be able to withstand the 50HZ AC voltage test specified in the table below at room temperature.
















