0.6/1KV及以下聚氯乙烯绝缘电缆
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0.6/1KV及以下聚氯乙烯绝缘电缆
详细信息 电缆导体的允许长期最高工作温度为70℃。 Max.permissible continuous operating temperature of conductor 70℃。 短路时(最长持续时间不超过5S)电缆导体的最高温度不超过:160℃。 Max.short-circuit temperature of the conductor shall not exceed:160℃。 敷设电缆时环境温度应不低于0℃。 The ambient temperature under installation shall not below 0℃。 电缆弯曲半径不小于电缆外径10倍。 The bending radius of a cable shall not be less than 10 times of the cable diameter。 电缆额定电压的选择voltage designation 电缆的额定电压应适合于电缆使用系统的运行状况，用UO／U(Um)KV表示。 Uo?电缆设计用的导体与屏蔽或金属套之间的额定工频电压； U?电缆设计用的导体之间的额定工频电压； Um?设备可承受的“最高系统电压”的最大值。 The rated voltage of the cable of a given application shall be suitable for the operating Conditions in the system in which the cable is used，and is expressedin the form of u。/u(um)KV. wher： U?the rated power-frequency voltage between conductor and screen of metallic-sheath，for which the cable designed; u-the rated power-frequency voltage between conductors，for which the cable designed； um-the maximum value of the“highest system voltages”for which the equipment may be operated． 共0条 相关评论 |
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