NH-YJV-1KV-3*25+2*16耐火电缆
更新时间:2024-01-11
NH-YJV-1KV-3*25+2*16耐火电缆高长期工作温度:阻燃聚氯乙烯绝缘和护套70℃和105℃,,氟塑料绝缘和护套200℃和260℃,交联聚乙烯绝缘90℃,低烟无卤阻燃聚烯烃70℃,低烟无卤阻燃交联聚烯烃90℃和120温度
NH-YJV-1KV-3*25+2*16耐火电缆适用范围:
本产品适用于工频额定电压0.6/1kV及以下配电线路或工业装置中有耐火要求的固定敷设场所使用。
The product is suitable for use in power distribution lines or fixed installations with rated power-frequency voltage up to and including 0.6/1kV.
NH-YJV-1KV-3*25+2*16耐火电缆使用特性:
1.工频额定电压U0/U:0.6/1kV。
Rated power-frequency voltage U0/U:0.6/1kV.
2·电缆导体的zui高允许长期工作温度(PVC/XLPE):70℃/90℃.
Max.permissible continuous operating temperature of conductor (PVC/XLPE): 70℃/90℃
3·短路时(zui长持续时间不超过5s)电缆导体zui高允许温度
PVC:导体截面≤300mm2-160℃
导体截面>300mm2-140℃
XLPE:250℃
Max.short-circuit temperature of the conductor shall not exceed(5s maxiumduration):
PVC:cross-section of conductor≤300mm2-160℃
cross-section of conductor>300mm2-140℃
XLPE:250℃
4.电缆敷设时环境温度应不低于0℃
The ambient temperature under installation should not below 0℃
5.电缆的弯曲半径:多芯电缆不小于电缆外径15倍,单芯电缆不小于电缆外径20倍。
The bending radius of a single-core cable should not less than 20 times of the cable diameter.
The bending radius of multicore-cable should not less than 15 times of the cable diameter。
型号用途: