煤矿用额定电压10kv及以下铜芯聚氟乙烯绝缘固定敷设阻燃电力电缆 copper corductor, pvc insulated, fixed-installed, fire-retardent power cable of rated voltage upto and including 10kv for coal mine 标 准：产品按国家煤炭行业标准mt818-1999制造，适用于交流供、配电系统。 standard: the product appliedfor a.c. systems of power supply and power distribution ismanufactured according to the standard of mine industry mt818-1999.工作条件： 电缆导体的允许长期高工作温度为70℃。 max.permissible continuous operatingtemperature of conductor : 70℃. 短路时（长持续时间不超过5s）电缆导体的高温度不超过160℃。max.short-circuit temperature of the conductor shall not exceed160℃(5s maximum duration) 煤矿用额定电压10kv及以下铜芯交联聚乙烯绝缘固定敷设阻燃电力电缆 copperconductor xlpe insulated, fixed-installed, fire-retardent powercable of rated voltage up to and including 10kv for coal mine
