产品类别

0.6/1KV 聚氯乙烯绝缘电力电缆
0.6/1KV PVC Insulated Power Cable

                   

电缆型号 Type and Description


型号 Type

名称 Description

适用范围 Application

VV
VLV

铜芯(铝芯)聚氯乙烯绝缘聚氯乙烯护套电力电缆 Copper(aluminum)conductor,PVC insulated and PVC sheathed cable

室内隧道及管道中,不能承受机械外力
For laying indoors,in tunnel or pipe,unable to bear external mechanical force

VY
VLY

铜芯(铝芯)聚氯乙烯绝缘聚乙烯护套电力电缆
Copper (aluminum)conductor,PVC insulated and PE sheathed cable

VV22
VLV22

铜芯(铝芯)聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆
Copper (aluminum)conductor,PVC insulated,steel tape armored and PVC sheathed cable

室内,隧道,电缆沟内,或埋地敷设等,能承受一定的机械外力,但不能承受大的拉力 For laying indoors,in tunnel,cable trench,or direct in ground,can bear external mechanical force ,while unable to bear large tension

VV23
VLV23

铜芯(铝芯)聚氯乙烯绝缘钢带铠装聚乙烯护套电力电缆
Copper (aluminum)conductor,PVC insulated,steel tape armored and PE sheathed cable

VV32
VV42
VLV32
VLV42

铜芯(铝芯)聚氯乙烯绝缘细(粗)钢丝铠装聚氯乙烯护套电力电缆
Copper (aluminum)conductor,PVC insulated,thin(thick) steel wire armored and PVC sheathed cable

敷设在高落差地区,电缆能承受机械外力作用和一定的拉力 For laying in high drop area ,can bear external mechanical force and certain tension

VV33
VV43
VLV33
VLV43

铜芯(铝芯)聚氯乙烯绝缘细(粗)钢丝铠装聚乙烯护套电力电缆
Copper (aluminum)conductor,PVC insulated,thin (thick)steel wire armored and PE sheathed cable


产品标准 Standard of Product
本产品按GB/T 12706-2002《额定电压1KV(Um=1.2KV) 到35Kv(Um=40.6KV)挤包绝缘电力电缆及附件》标准生产,同时还可根据用户需要按国际电工委员会推荐IEC标准、英国标准、德国标准及美国标准生产。
The product is manufactured according to the standard of GB/T 12706-2002.At the same time ,it can also be manufactured according to IEC, BS, DIN and AEIC upon request.

适用范围 Application
本产品适用于工频额定电压0.6/1kV及以下配电网或工业装置中固定敷设之用。
The product is suitable for power distribution lines or fixed installation with rated power-frequency voltage up to and including 0.6/1kV.

使用特性 Operating Characteristics
工频额定电压Uo/U为0.6/1kV
Rated power-frequency voltage Uo/U: 0.6/1kV
电缆导体的长期允许工作最高温度为70℃
Max. permissible continuous operating temperature of conductor: 70℃.
短路时(最长持续时间不超过5s)电缆导体的允许最高温度:
导体截面 ≤300mm2 – 160℃;
导体截面 >300 mm2 – 140℃。
Max. temperature of conductor during short-circuit(5s maximum duration) shall not exceed:
Cross-section of conductor ≤300mm2 :160℃;
Cross-section of conductor >300mm2 :140℃.
电缆敷设时环境温度应不低于0℃。
The ambient temperature under installation should not below 0℃.
电缆弯曲半径:单芯电缆不小于电缆外径20倍;多芯电缆不小于电缆外径15倍。
The bending radius of a single-core cable: not less than 20 times of cable’s OD
The bending radius of a multi-core cable: not less than 15 times of cable’s.OD

电缆敷设运行条件 Installation operating condition of cable
* 在空气中的敷设 In Air
单芯电缆平行敷设时中心距离:185 mm2及以下为电缆直径的2倍;240 mm2及以上为90mm。
The single-core cables are paralleled laid , the distance between the cable center is 2 times diameter of the cable for cross-section of conductor≤185 mm2 and 90mm for cross-section of conductor ≥240 mm2
周围环境空气温度:40℃
Ambient air temperature: 40℃
导体允许的长期最高工作温度:70℃
Max. permissible continuous operating temperature of conductor: 70℃
不同环境温度下的载流量修正系数:
Correction factor of current rating under different ambient temperature:

Ambient air temperature

20℃

25℃

30℃

35℃

40℃

45℃

Correction factor

1.29

1.22

1.15

1.08

1.0

0.91

* 直埋敷设 Direct in the ground
单芯电缆不接触敷设时电缆中心距离为电缆直径的两倍
When the single-core cables are layed separately, the
distance between the cable’s center is 2 times diameter
of the cable.
土壤温度:25℃
Soil temperature: 25℃
导体允许的长期最高工作温度: 70℃
Max. continuous operating temperature of conductor: 70℃.
土壤热阻系数:1.0k.m/w
Soil thermal resistivity: 1.0k.m/w
直埋深度:0.7m
Depth of laying: 0.7m
不同土壤温度下的载流量修正系数:
Correction factor of current rating under different soil temperature:


Soil temperature

20℃

25℃

30℃

35℃

40℃

Correction factor

1.05

1.0

0.94

0.88

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电缆结构图Structure Diagram of Cable

 


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