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WZYS-YGE環(huán)保電纜使用條件
WZYS-YGE Environmental Protection Cable Usage Conditions
1、電纜導體長期允許***高工作溫度為90℃;應急過載***高工作溫度為130℃;短路時(≤5s)導體***高溫度為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、電纜敷設時的環(huán)境溫度應不低于0℃;如在0℃以下敷設,應對電纜預熱。
2. The ambient temperature during cable laying should not be lower than 0 ℃; If laid below 0 ℃, the cable should be preheated.3、推薦的***小彎曲半徑:單芯為電纜外徑的20倍,多芯為電纜外徑的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.
主要技術要求和試驗
Main technical requirements and tests
1、電纜導電線芯直流電阻試驗
1. DC resistance test of cable conductor core
導體線芯直流電阻折算成20℃時的值應不大于下表中規(guī)定。
The DC resistance of the conductor core converted to 20 ℃ should not exceed the value specified in the table below.

2、電纜交流耐壓試驗(例行試驗)
2. Cable AC voltage withstand test (routine test)
成品電纜在室溫下,應能承受下表規(guī)定進行的50HZ交流電壓試驗。
The finished cable should be able to withstand the 50HZ AC voltage test specified in the table below at room temperature.
















