耐火电缆报价

品标准
本产品按GB12706《额定电压35kV及以下铜芯、铝芯塑料绝缘电力电缆》和GB12666《电线电缆燃烧实验方法》标准生产，还可根据用户需要按国际电工委员会推荐的IEC标准、英国BS标准、德国DIN标准、美国ICEA标准及日本JIS标准生产。
The product ismanufactured according to the standard of GB12706 and GB12666 orIEC,BS,DIN,ICEA,and JIS upon request.

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 issuitable for use in power distribution lines or fixed installationswith rated power-frequency voltage up to and including0.6/1kV.

使用特性
·工频额定电压U0/U:0.6/1kV。
Ratedpower-frequency voltage U0/U:0.6/1kV.
·电缆导体的允许长期工作温度（PVC/XLPE）:70℃/90℃.
Max.permissible continuous operating temperature of conductor(PVC/XLPE): 70℃/90℃
·短路时（持续时间不超过5s）电缆导体允许温度
PVC:导体截面≤300mm2-160℃
导体截面＞300mm2-140℃
XLPE:250℃
Max.short-circuittemperature of the conductor shall not exceed(5smaxiumduration):
PVC:cross-section of conductor≤300mm2-160℃
cross-section ofconductor＞300mm2-140℃
XLPE:250℃
·电缆敷设时环境温度应不低于0℃
The ambienttemperature under installation should not below0℃
·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 radiusof a single-core cable should not less than 20 times of the cablediameter.
The bending radius of multicore-cable should not less than 15 timesof the cable diameter.

电缆的型号Type of cable

耐火控制电缆