- 品牌:
- 规格型号:
- 产品认证:
- 质量体系:
- 芯数:
- 线芯材质:
- 绝缘材质:
- 护套材质:
- 额定电压:
- 提供报价:
电缆的型号 type anddecription
型号 type
名称 description
适用范围 application
yjv yjlv
铜芯(铝芯)交联聚乙烯绝缘聚氯乙烯护套电力电缆
copper(aluminum)conductor,xlpe insulated andpvc sheathed cable
敷设在室内,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 mechanicalforce
yjy yjly
铜芯(铝芯)交联聚乙烯绝缘聚乙烯护套电力电缆
copper(aluminum)conductor,xlpe insulated and pe sheathed cable
yjv22 yjlv22
铜芯(铝芯)交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆
copper(aluminum)conductor,xlpe insulated,steel tape armored and pvc sheathedcable
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
yjv23 yjlv23
铜芯(铝芯)交联聚乙烯绝缘钢带铠装聚乙烯护套电力电缆
copper(aluminum)conductor,xlpe insulated,steel tape armoredand pe sheathed cable
yjv32yjv42 yjlv42 yjlv32
铜芯(铝芯)交联聚乙烯绝缘细(粗)钢丝铠装聚氯乙烯护套电力电缆
copper(aluminum)conductor,xlpeinsulated,thin(thick) steel wire armored and pvc sheathed cable
敷设在高落差地区,能承受一定的机械外力和一定的拉力 for laying in high drop area ,can bear external mechanical force and certain tension
yjv33 yjv43 yjlv43 yjlv33
铜芯(铝芯)交联聚乙烯绝缘细(粗)钢丝铠装聚乙烯护套电力电缆
copper(aluminum)conductor,xlpeinsulated,thin(thick) steel wire armored and pe sheathed cable
备注:公司还可生产62、72规格的产品。
notes: we can also produce non-magnetic steel tapeand metal wire armored cable
产品标准 standard of product
本产品按gb/t12706-2002《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标准iec、英国标准、德国标准及美国标准生产。
the product is manufactured according tothe standard of gb/t12706-2002.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3.6/6kv~26/35kv输配电线路作配送电能之用。
the product is suitable for power transmission and distribution lines with rated power frequency voltage3.6/6kv~26/35kv.
使用特性 operatingcharacteristic
工频额定电压uo/u为3.6/6kv~26/35kv。
power frequency rated voltage uo/u:3.6/6kv~26/35kv
电缆导体允许的长期最高工作温度:90℃。
max. permissible continuous operating temperature of the conductor: 90℃.
短路时(最长时间不超过5s)电缆导体的最高温度不超过250℃。
max. temperature of conductor during short-circuit (5smaximum duration) shall not exceed 250℃.
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 amulti-core cable: not less than 15 times of cable’s.od
电缆敷设运行条件 the installation operating conditionof cable
电缆导体的允许长期最高工作温度: 90℃。
max. permissable continuous operating temperature of the conductor: 90℃.
环境空气温度:40℃。
ambient air temperature: 40℃.
土壤温度:25℃。
soil temperature: 25℃.
土壤热阻系数:1.0k.m/w。
thermal resistivity of soil: 1.0k.m/w.
埋设深度:0.7m
depth of laying:0.7m.
仅考虑一个回路
only consider a loop
单芯电缆为水平敷设,间距为一个电缆外径。
if the single-core cable is paralleledlaid, adjacent space is equivalent to cable’s od..
不同土壤温度下的载流量修正系数
correction factor of current rating under different soil temperature
导体工作温度
operating temperature of conductor
环境温度℃(土壤中) ambient temperature in soil
10
15
20
25
30
35
载流量修正系数 correction factor of current rating
90℃
1.11
1.07
1.04
1.00
0.96
0.92
不同土壤热阻系数的载流量修正系数
correction factor of current rating underdifferent soil thermal resistivity
导体工作温度
operating temperature ofconductor
电压等级(kv)
rated voltage
土壤热阻系数(k.m/w)soil thermal resistivity
0.8
1.0
1.2
1.5
载流量修正系数 correction factor of current rating
90℃
0.6/1-6/6
1.08
1.0
0.95
0.77
6/10-12/15
1.06
1.0
0.94
0.78
12/20-26/35
1.06
1.0
0.94
0.80
不同环境温度下的载流量修正系数
correction factor of current rating underdifferent air temperature
导体工作温度
operating temperature ofconductor
环境温度℃(空气中) ambient temperature in air
20
25
30
35
40
45
50
55
载流量修正系数 correction factor of current rating
90℃
1.23
1.17
1.12
1.06
1.00
0.94
0.87
0.81
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永进电缆集团有限公司
路尧
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