Technical characteristic specification of reeling cable
1．执行标准 Standard
产品执行Q/WB5023-2008标准。 The cable is manufactured in accordance with enterprise standard Q/WB5023-2008.

2．产品用途 Application 产品适用于快速移动的港口机械如起重机、集装箱吊机等，也可用于其他类型移动设备的电力提供， 如露天作业及井下采矿等。 The product is suitable for port machinery with high travel speed, e.g. cranes, container cranes, also for power supply of other mobiles equipment, such as open-cast and underground mine, etc.

3．产品使用特性 characteristics
3.1 电缆额定电压U0/U=0.6/1kV。 Rated voltage U0/U=0.6/1kV.

3.2电缆导体允许长期工作温度为：90℃。 Maximum permissible operating temperature of conductor 90℃

3.3电缆导体允许短路温度为：不超过250℃，持续时间不超过5秒。 Permissible short-circuit temperature of conductor: not exceeding 250 , duration not exceeding 5s ℃

3.4电缆电磁屏蔽：采用对称三芯设计及紧密制造工艺，有效降低干扰。 EMC performance: use a symmetrical three- core design with narrow manufacturing rates, reducing the interference level

3.5电缆适用环境温度-25℃～80℃。 Applicable ambient temperature is -25℃～80℃.

3.6运行速度不得高于60米/分钟。 Travel speed shall not be faster than 60m/min.

3.7电缆小弯曲半径：不小于 6 倍电缆外径。 Minimum bending radius of cable, not less than 12 times OD of cable

3.8电缆具备耐臭氧、耐油、防紫外线和防潮湿的特性。 Cable is resistant to ozone, oil, UV and moisture.

4.电缆结构示意图 Drawing

5．电缆结构尺寸 structure and dimension
REF 0.6/1kV 电缆 REF cable (0.6/1kV)
规格 Size
导体计算外径 mm (主线芯) Calculated diameter of phase conductor
电缆参考大外径 mm Maximum reference OD of cable
参考重量 kg/km Reference weight
大计算 拉力 N Maximum calculated tensile force
30℃参考 载流量 A Reference current carrying capacity at 30℃
3×50+3×25/3 10.0 41.2 3070 4500 205 3×240+3×120/3 21.9 77.0 12260 21600 540
7．不同空气环境温度下的载流量修正系数(供参考) Correction factor of current carrying capacity under different air temperatures ( for information only)
导体工作温度 (℃)
空 气 温 度 (℃)
10 15 20 25 30 35 40 45 50 55 60 65 70
90 1.15 1.12 1.08 1.04 1 0.96 0.91 0.87 0.82 0.76 0.71 0.65 0.58。