电力电缆-选型

电力电缆－选型

35kV及以下交联聚乙烯绝缘电力电缆

XLPE Insulation Power Cable of 35kv or Lower0.6/1kV及以下聚氯乙烯绝缘及护套电力电缆

PVC Insulation & Sheath Power Cable of 0.6/1kv or Lower通信电源用电力软电缆

Power Flexible Cable for Telecommunication Power supply Application金属屏蔽电力电缆

Metal shielding Power Cable

35kV及以下交联聚乙烯绝缘电力电缆

35 kV or Lower Power Cable with XLPE Insulation

本产品适用于固定敷设在交流50Hz，额定电压35kV及以下的电力输配电线路上作输送电能用。与聚氯乙烯绝缘电力电缆相比，交联电力电缆产品不仅具有优异的电气性能、机械性能、耐热老化性能、耐环境应力和耐化学腐蚀性能的能力，而且结构简单，重量轻，不受敷设落差限制，长期工作温度高

等特点。（90℃）

The cable is used to transmit power on the power

transmission and distribution line of A.C. 50Hz, rated volt-age 35 KV or lower. By comparison with power cable with PVC insulation, it has not only excellent electric perfor-mance, mechanical performance, heat & aging resistant performance, weather resistant performance, chemical corrosion resistant performance, but also simple structure, light weight, no restriction by laying drop, and high tem-perature allowance for long term working(90℃) as well.

一、生产执行标准

GB/T12706.1-2002~ GB/T12706.3-2002《额定电压1kV

到35kV挤包绝缘电力电缆》（Um=1.2 kV）（Um=40.5 kV），也可按用户需要，采用国际电工委员会IEC60502-1997标准生

产。

Executive standard

As section “extruded insulation power cable with rated voltage from 1kV（Um=1.2 kV）to 35kV（Um=40.5 kV）” stipulated in GB/T12706.1-2002~ GB/T12706.3-2002 or IEC60502-1997 according to the re-quirement of the customer.

二、使用特点

1、电缆导体的允许长期最高工作温度为90℃。

2、短路时电缆导体的最高温（最长持续时间不超过5秒）度不超过250℃。

3、电缆敷设时的环境温度不得低于0℃。4、电缆的最小弯曲半径：三芯电缆不小于电缆外径的15倍；单芯电缆不小于电缆外径的20倍。

5、电缆的工频额定电压U0/U为0.6/1kV~26/35kV。U0：电缆设计用的导体对地或金属屏蔽之间的额定工频电压，称相电压；

U：电缆设计用的导体间的额定工频电压，称线电压；Um：设备可承受的的最大值。“最高系统电压”

Working Condition

1、Long-term working temperature by cable conductor

is 90℃.

2、Max. temperature of cable conductor shall be no more than 250℃ during short circuit (the longest lasting time shall be no more than 5 seconds).

3、Environment temperature for installation is no less than 0℃.

4、Min bending radium of cable:

It is no less than 15 times that of cable outer diameter for cable with three cores.

It is no less than 20 times that of cable outer diameter for cable with single core.

5、A.C. rated voltage U0/U of cable is 0.6/1kV~26/35kV.

U0: rated A.C. voltage of conductor to earth OR between metallic shielding for cable designing, which is called phrase voltage.

U：rated A.C. voltage between conductors for cable designing, which is called wire voltage.

Um: Max endurable value of “Max system voltage” for cable

三、电缆型号名称及适用场合

型号 Type铜Cu铝AlYJV

YJLV

名称 Description

Type, Description and Application

Occasion

适用场合 Application occasion

YJYYJLY

、、，，Power cable with XLPE insulation, PVC sheath 不能承受机械外力作用。单芯电缆不允许敷设在磁性管道中。laid indoors, in the tunnel, cable furrow, pipe or under soft soil. The

cable can not bear mechanical force from outside. Single core cable

isn’t permitted to be laid in the magnetic pipe.cable with XLPE insulation, PE sheath

（：）力作用，但不能承受大的拉力。armor, PVC sheath To be laid underground(depth of burying: at least 0.7m above earth), 交联聚乙烯绝缘钢带铠装聚乙烯护套电力电缆the cable can bear certain mechanical force, but it can not bear great pulling force.armored PE sheath

YJV22YJLV22

YJV23YJLV23

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

备注：1、可根据用户需要，提供钢丝铠装型交联力缆，如：YJV32、YJLV32、YJV33、YJLV33。2、需要阻燃型电缆，应在原型号前加“ZR-”表示。

Note:1: We also produce steel wire armored cross-linked power cable

such as YJV32、YJLV32、YJV33、YJLV33 according to the requirement of the customer.2: Preﬁ x “ZR” (ﬂ ame retardant type) shall be added to the original type when ﬂ ame retardant type cable is needed.

四、电缆结构示意图

123456

The Figure of Cable Structure

1kv 5芯铠装电缆（≥70mm2）

1kv 5 cores armored cable(≥70mm2)

1kv 2芯铠装电缆1kv 3芯铠装电缆1kv 4芯铠装电缆（≥35mm2）（≥50mm2）（≥50mm2）

1kv 2 cores armored cable(≥35mm)1kv 3 cores armored cable(≥50mm)1kv 4 cores armored cable(≥50mm2)

[1**********]

1kv 3+2芯电缆（≥70mm2）1kv 3+2 core cable（≥70mm2）3.6/6kV及以上3芯铠装电缆

3.6/6kV or above armored cable with three cores3.6/6kV及以上单芯电缆

3.6/6kV or above cable with single core

1-导体 2-绝缘 3-绕包层 4-内衬层 5-铠装层 6-外护套1. conductor 2. insulation 3. wrapping layer 4. inner layer 5. armored layer 6. outer sheath

1-导体 2-内屏蔽3-绝缘4-外屏蔽5-金属屏蔽6-填充7-绕包层8-内衬层9-铠装层10-外护套

1.conductor 2.inner shielding 3.insulation 4.outer shielding 5.metallic shielding 6.filling 7.wrapped layer 8. inner layer 9.armored layer 10. outer sheath

五、生产范围

Production Scope

六、电缆外径尺寸OD Size of Cable(OD: outer diameter)

YJV-0.6/1kV、YJLV-0.6/1kV table 1

芯数*导体标称截面 mm2

绝缘厚度mm

core no. * nominal cross section

insulated thickness

area of conductor

1*1.51*2.51*41*61*101*161*251*351*501*701*951*1201*1501*1851*2401*3001*4001*500

0.70.70.70.70.70.70.90.91.01.11.11.21.41.61.71.82.02.2

护套厚度mmsheath thickness

1.41.41.41.41.41.41.41.41.41.41.51.51.61.71.81.92.02.2

电缆近似外径 mmapproximated outer diameter of cable

5.66.06.57.08.29.311.012.013.816.217.219.121.223.126.028.433.137.8

电缆近似重量kg/kmapproximated weight of cable

YJV[***********][***********][***********]950

YJLV////[***********][***********]014461845

YJV-0.6/1kV、YJLV-0.6/1kV Table 2

芯数*导体标称截面mm2

core no. * nominal cross section

area of conductor

2*1.52*2.52*42*62*102*162*252*352*502*702*952*1202*1502*1852*240

绝缘厚度mminsulated thickness

0.70.70.70.70.70.70.90.91.01.11.11.21.41.61.7

护套厚度mmsheath thickness

1.81.81.81.81.81.81.81.81.81.81.92.02.12.32.4

电缆近似外径mmapproximated outer diameter of cable

9.710.611.512.615.217.320.022.019.822.225.228.031.234.238.0

电缆近似重量kg/km

approximated weight of cableYJV[***********][***********][**************]3

YJLV//[***********][***********]7732207

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

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YJV-0.6/1kV、

YJLV-0.6/1kV Table 3

YJV-0.6/1kV、

YJLV-0.6/1kV Table 4

YJV-0.6/1kV、

YJLV-0.6/1kV Table 5

YJV-0.6/1kV、

YJLV-0.6/1kV Table 6

YJV-0.6/1kV、

YJLV-0.6/1kV Table 7

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

YJV-0.6/1kV、

YJLV-0.6/1kV Table 8

YJV22-0.6/1kV、

YJLV22-0.6/1kV Table 9

YJV22-0.6/1kV、

YJLV22-0.6/1kV Table 10

YJV22-0.6/1kV、

YJLV22-0.6/1kV Table 12

YJV22-0.6/1kV、

YJLV22-0.6/1kV Table 13

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

YJV22-0.6/1kV、

YJLV22-0.6/1kV Table 15

YJV22-0.6/1kV、

YJLV22-0.6/1kV Table 16

YJV-3.6/6kV、

YJLV-3.6/6kV Table 17

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YJV-3.6/6kV、

YJLV-3.6/6kV Table 18

YJV22-3.6/6kV、

YJLV22-3.6/6kV Table 19

YJV22-3.6/6kV、

YJLV22-3.6/6kV Table 20

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

YJV-6/6kV，6/10kV、YJLV-6/6kV，

6/10kV Table 21

YJV-6/6kV，6/10kV、YJLV-6/6kV，

6/10kV Table 22

YJV22-6/6kV，6/10kV、YJLV22-6/6kV，

6/10kV Table 23

YJV22-6/6kV，6/10kV、YJLV22-6/6kV，

6/10kV Table 24

YJV-8.7/10kV，8.7/15kV、YJLV-8.7/10kV，

8.7/15kV Table 25

YJV-8.7/10kV，8.7/15kV、YJLV-8.7/10kV，

8.7/15kV Table 26

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YJV22-8.7/10kV，8.7/15kV、YJLV22-8.7/10kV，

8.7/15kV Table 27

YJV22-8.7/10kV，8.7/15kV、YJLV22-8.7/10kV，

8.7/15kV Table 28

YJV-12/20kV、

YJLV-12/20kV Table 29

YJV-12/20kV、

YJLV-12/20kV Table 30

YJV22-12/20kV、

YJLV22-12/20kV Table 31

YJV22-12/20kV、

YJLV22-12/20kV Table 32

YJV-18/30kV、

YJLV-18/30kV Table 33

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

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YJV22-18/30kV、

YJLV22-18/30kV Table 34

YJV-21/35kV、

YJLV-21/35kV Table 35

YJV22-21/35kV、

YJLV22-21/35kV Table 36

YJV-26/35kV、

YJLV-26/35kV Table 37

YJV22-26/35kV、

YJLV22-26/35kV Table 38

*用于交流系统的单芯铠装电缆的铠装层应采用非磁性金属带绕包；单芯钢丝

铠装电缆应采用隔磁措施。

Non-magnetic metallic tape wrapping should be adopted as armored layer of single core armored cable for A.C. system. Magnetism–separated measure shall be adopted by single core steel wire armored cable.

七、电缆主要技术参数

1、20℃时导体最大直流电阻值应满足GB/T3956标准中的2类导体的规定：

Main Technical Parameter of Cable

Max value of conductor DC resistance at 20℃ shall meet the requirement of category 2 conductor stipulated

in GB/T3956 standard.

2、工频交流耐压试验

A.C. Voltage Test under Power Frequency

3、局部放电量 Partial Discharging Capacity应在1.73U0电压下测量局部放电量，其数值应不高于以下规定：

Partial discharging capacity shall be tested at the voltage of 1.73U0, and its value shall be no more than

that stipulated in the following table:

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

4、电缆载流量

Current-loading Capacity of Cable

不同土壤热阻系数下的载流量修正系数

Current-loading capacity correcting coefﬁ cient under different heat-resistant coefﬁ cient of soil

不同土壤温度下的载流量修正系数

Current-loading capacity correcting coefﬁ

cient under different soil temperature

4.1 低压交联电力电缆（0.6/1kV）Low voltage XLPE Power Cable（0.6/1kV）

不同空气温度下的载流量修正系数

Current-loading capacity correcting coefﬁ

cient under different air temperature

*直埋深度100cm。

4.2 中压交联电力电缆（3.6kV~35kV）

Depth of direct burying is 100cm.

Middle voltage cross-linked Power Cable

（3.6kV~35kV）

不同空气温度下的载流量修正系数

Current-loading capacity correcting coefﬁ

cient under different air temperature

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

空气中 In the air

注：1、土壤温度为25℃，土壤热阻系数为1.0℃.m/w。 2、单芯电缆平型排列时，相邻电缆间的距离等于电缆外径。 3、铠装型电缆的载流量值可参照非铠装电缆，比非铠装电缆略小。

Note: 1. Soil temperature is 25℃. Heat-resistant coefﬁ cient of soil is 1.0℃.m/w.

2.Distance between two close cables amount to outer diameter of cable when being arrayed in parallel for cable with single core.

3. You can refer to that of inarmored cable about current-loading capacity of armored cable, which is relevantly smaller compared with that of inarmored cable.

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0.6/1kV及以下聚氯乙烯绝缘及护套电力电缆

PVC Insulation & Sheath Power Cable of 0.6/1kv or Lower

本产品适用于交流额定电压0.6/1KV的线路中，供输配电能用。

It is used to transmit and distribute power on the power line of A.C. rated voltage 0.6/1kv.

一、生产执行标准

GB/T12706.1等同采用国际电工委员会IEC60502。

Executive standard:

Executive standard:GB/T12706.1（equal to the

standard of IEC60502）

二、使用特点 Working Condition

1、电缆导体长期允许工作温度不超过70℃；

2、短路时电缆导体的最高（最长持续时间不超过5秒），温度不超过160℃；

3、敷设电缆时的环境温度应不低于0℃。

Long-term working temperature allowed by cable

conductor shall be no more than 70℃.

Max. temperature of cable conductor shall be no more than 160℃ during short circuit (the longest lasting time shall be no more than 5 seconds).

Environment temperature for installation shall be no less than 0℃.

三、电缆基本型号名称

Type, Description and Application

occasion

Note:

1: We also produce flame-retardant fire resistant type power cable according to the requirement of the customer. Preﬁ x “ZR” should be added to the original type of cable in ordering flame retardant cable; preﬁ x “NH-” for ﬁ re resistant cable.

2: We also produce VV32, VLV32 type steel wire armored power cable according to the requirement of the customer. Magnetism–separated measure shall be adopted by single core steel wire armored cable.

注：1、本公司可根据用户的需要提供阻燃型、耐火型电力电缆产品，订货时在原型号前加“ZR-”表示阻燃型，加“NH-”表示耐火型。2、本公司也可根据用户的需要，提供VV32型、VLV32型钢丝铠装电力电缆，单芯钢丝铠装电缆应采用隔磁措施。

四、生产范围

Production Scope

注：①本公司可根据用户需要，提供五芯结构电缆产品。

②用于交流系统的单芯铠装电缆的铠装层应采用非磁性金属带绕包。

Note:

1: We also produce cable with ﬁ ve cores according to the requirement of the customer.

2: Non-magnetic metal tape wrapping should be adopted as armored layer for single core armored cable for A.C. system.

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

五、电缆主要技术参数

1、20℃时导体最大直流电阻值应满足GB/T3956标准中的2类导体的规定。

2、工频交流耐压试验 A.C. Voltage Test单芯无屏蔽电缆应将其浸入水中1h，在导体和水之间施加试验电压3.5kV/5 min；多芯电缆应依次在每一根绝缘导体对其余导体之间施加试验电压3.5kV/5 min，绝缘均应无击穿。

Main Technical parameter of cable

Max value of conductor DC resistance shall meet the requirement of conductor of category 2 stipulated in GB/T3956 standard at 20℃.

For single core cable without shielding, voltage test of 3.5kV under power frequency is put on for 5 minutes between conductor and water when be immersed in the water for one hour. For multi-core cable, between each insulated conductor and other conductor, voltage test of 3.5kV under power frequency is put on for 5 minutes without puncture of insulation.

六、电缆近似外径及近似重量(表1~表5) Table 1

铠装电缆应采用隔磁措施。

Approximate outer diameter and weight

of cable (from table 1 to table 5) table 1

单芯钢丝*用于交流系统的单芯铠装电缆的铠装层应采用非磁性金属带绕包；

*Non-magnetic metal tape wrapping should be adopted as armored

layer for single core armored cable for A.C. system. Magnetic separation measure should be adopted for cable with single conductor and steel wire armor.

Table 2

Table 3

Table 4

Table 5

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七、电缆载流量（0.6/1kV）

在空气中敷设

1、单芯电缆平行敷设时中心距离：185mm2及以下为电缆直径的2倍；240mm2及以上为90mm。

2、导电线芯最高允许工作温度：70℃，周围环境温度：30℃。

Current-loading capacity of cable

To be laid in the air

Center distance for laying single core cable in parallel:

185mm2 or lower: 2 times that of cable diameter; 240mm2 or higher: 90mm

Max working temperature of conductive core is 70℃; Environment temperature is 30℃.

不同空气温度下的载流量修正系数

Current-loading capacity correcting coefﬁ

cient under different air temperature

0.6/1KV铜导体PVC绝缘PVC护套阻燃或非阻燃电力电

缆在空气中敷设长期连续负荷允许载流量

Long-term and continual current-loading capacity in the air for 0.6/1kv ﬂ ame retardant OR non-ﬂ ame retardant power cable with Cu conductor, PVC insulation and PVC sheath

在空气中敷设长期连续负荷允许载流量

Long-term and continual current-loading capacity in the air

0.6/1KV铝导体PVC绝缘PVC护套阻燃或非阻燃电力电缆在空气中敷设长期连续负荷允许流量

Long-term and continual current-loading capacity in the air for 0.6/1kv ﬂ ame retardant OR non-ﬂ ame retardant power cable with Al conductor, PVC insulation and PVC sheath

在空气中敷设长期连续负荷允许载流量

Long-term and continual current-loading capacity in the air

直埋敷设

1、单芯电缆非接触敷设时，中心距离为电缆直径的2倍。

2、导电线芯最高允许工作温度：70℃，土壤温度：25℃。

3、土壤热阻系数：1.0℃.m/w，直埋深度：0.8m。

To be laid underground

Center distance shall be 2 times that of cable

diameter for contactless installation of single core cable.

Max working temperature of conductive core is 70℃; Soil temperature is 25℃.

Heat-resistant coefﬁ cient of soil is 1.0℃.m/w; Depth of direct burying is 0.8m.

不同土壤温度下的载流量修正系数

Current-loading capacity correcting coefﬁ cient under different soil temperature

0.6/1KV铜导体PVC绝缘PVC护套阻燃或非阻燃电力电

缆在土壤中直埋敷设长期连续负荷许载流量

Long-term and continual current-loading capacity for laying underground for 0.6/1kv ﬂ ame retardant OR non-flame retardant power cable with Cu conductor, PVC insulation and PVC sheath

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

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在土壤中直埋敷设长期连续负荷允许载流量

Long-term and continual current-loading capacity for laying underground directly

八、交货长度 Delivery Length

按合同要求长度交货，长度计量误差为±0.5%。

The goods will be delivered according to the contract

with length error of ±0.5%.

通信电源用电力软电缆

Power Flexible Cable for telecommunication Power Spply Application

本产品适用于交流额定电压0.6/1KV及以下的电力系统中，作输配电能用。产品除具有聚氯乙烯绝缘电缆已有的优良性能外，还具有柔软、易弯曲等特点。

It is used to transmit and distribute power of A.C rat-ed voltage 0.6/1KV or lower for power system. It has not

only better performance of PVC insulation power cable, but also advantages of softness and ﬂ exibility as well.

一、生产执行标准 YD/T1173-2001 二、型号及名称

Executive standard: YD/T1173-2001Type and Description

三、生产范围 Production

Scope

四、使用条件 Working Condition

1、电缆的导体长期允许最高工作温度为70℃；

2、电缆敷设时最低环境温度为0℃；3、电缆允许弯曲半径：非铠装电缆不小于电缆外径的8倍；铠装型电缆不小于电缆外径的20倍；

4、短路时电缆导体的最高（最长持续时间不超过5S），工作温度为160℃；

1: Max temperature of cable conductor for Long-term working is 70℃.

2: Min. environment temperature for installing cable is 0℃.

3: Bending radium allowed by cable:

It will be no less than 8 times that of cable O.D for inarmored cable and 20 times that of cable O.D for ar-mored cable.

4: Max. working temperature of cable conductor is 160℃ during short circuit(the longest lasting time shall be no more than 5 seconds).

五、主要技术参数

1、20℃时导体最大直流电阻值应满足下面的规定：

Main Technical Parameter

Max DC resistance value of conductor at 20℃ shall

meet the requirements of the following table:

ANHUI TIANKANG(GROUP)SHARES CO.,LTD.

2、70℃时最小绝缘电阻

Min insulation resistance at 70

℃

3、工频交流耐压试验成品电缆应经受下表规定的交流50Hz耐电压试验而不应击穿。

A.C. voltage test under power frequency

The finished cable shall bear A.C. voltage test of 50Hz

listed in the following table without puncture.

* 适用于RV型及RVZ型。

*Suitable for RV type and RVZ type

六、电缆近似外径及载流量

与同规格的普通聚氯乙烯绝缘聚氯乙烯护套电力电缆相比，电缆的外径一般增加：导体截面为95mm2及以下，外径增加2~10mm；导体截面为120mm2及以上，外径增加12~20mm；电缆的重量一般增加4%~10%。软电力电缆允许的载流量可参照同规格VV系列电力电缆的载流量值，下降6%~10%。

Approximate outer diameter and current-loading capacity of cable

By comparing with common power cable of the same speciﬁ cation with PVC insulation and sheath, cable outer diameter is bigger by 2~10mm for cable with cross sec-tion of 95 95mm2 or lower and by 12~20mm for cable with cross section of 120 mm2 or higher. And cable weight generally remains heavier by 4%~10%.About current-loading capacity allowed by soft power cable, you can refer to that of VV series power cable of the same speciﬁ -cation with a drop of 6%~10%.

七、交货长度

根据双方协议，允许任何长度的电缆交货。长度计量误

差不超过±0.5%。

Delivery Length

Delivery length of cable depends on both agree-ments with length error allowance of ±0.5%.

金属屏蔽电力电缆

Metallic Shielding Power Cable

本产品适用于额定电压0.6/1KV及以下的电力线路中作输送电能用。产品具有较强的电磁干扰、抗雷击及均衡电位，改善供电品质的特性，特别适宜计算机中心、航空航天监控中心，智能大楼等精密电子装置场所。

It is used for power transmission on power lines of

rated voltage 0.6/1KV or lower. It has strong resistant characters against electromagnetic interference, thunder strike and even electric potential, improving power sup-ply quality. It is especially suitable to place with precision electronic devices such as computer center, space & aviation supervision center and intellectual buildings etc.

一、生产执行标准 GB/T12706.1-2002二、型号名称

Executive standard: GB/T12706.1-2002Type and Description

Note: 1：We also produce cable with ﬂ ame resistant performance or ﬁ re resistant performance according to the requirement of customer. Preﬁ x

ame retardant cable “ZR-” should be added to the original type for ﬂ

and“NH-”added for ﬁ re-resistant cable.

2: There are two kinds of metallic shielding. One is metallic wire braiding shielding. The other is metallic tape wrapped shielding.3: Preﬁ x “R” should be added to the original type for ordering cable with soft conductor.

注：1、该产品可按用户的使用要求，设计成具有阻燃性能或耐火性能的产品。订货时只需在原型号前加“ZR-”表示阻燃型，加“NH-”表示耐火型；2、电缆的金属屏蔽可按用户要求有两种形式：金属丝编织或金属带绕包。3、如需软芯导体的电缆，应在原型号后加字母“R”。

三、规格 Speciﬁ

cation

四、使用条件 Working Condition

1、导体最高长期允许工作温度：聚氯乙烯绝缘为70℃；交联聚乙烯绝缘为90℃。

2、电缆短路时（最长持续时间不超过5S）导体的最，高温度不超过：聚氯乙烯绝缘为160℃；交联聚乙烯绝缘为250℃。

3、敷设时环境温度应不低于0℃。4、电缆允许弯曲半径为：铠装电缆不小于电缆外径的20倍；非铠装电缆不小于电缆外径的15倍；软芯导体电缆不小于电缆外径的10倍。

1: Max long-term working temperature allowed by conductor is 70℃ for cable with PVC insulation, 90℃ for cable with XLPE insulation.

2: Max temperature of conductor is no higher than 160℃ for cable with PVC insulation, 250℃ for cable with XLPE insulation during short circuit (The longest lasting time is no more than 5s).

3: Environment temperature for installation is not lower than 0℃.

4: Bending radius allowed by cable is no less than 20 times that of cable outer diameter for armored cable, 15 times that for inarmored cable, 10times that for cable with soft conductor.

五、电缆近似外径

Approximate Outer Diameter of Cable

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VVP型、VLVP型电缆外径分别在VV型、VLV型电缆外径的基础上增加1~1.5mm。

YJVP型、YJLVP型电缆外径分别在YJV型、YJLV型电缆外径的基础上增加1~1.5mm。

VV22P型、VLV22P型电缆外径分别在VV22型、VLV22型电缆外径的基础上增加1~1.5mm。YJV22P型、YJLV22P型电缆外径分别在YJV22型、YJLV22型电缆外径的基础上增加1~1.5mm。

Outer diameter value of VVP type and VLVP type cable should be added by 1~1.5mm on the basis of that of VV type and VLV type cable.

Outer diameter value of YJVP type and YJLVP type cable should be added by 1~1.5mm on the basis of that of YJV type and YJLV type cable.

Outer diameter value of VV22P type and VLV22P type cable should be added by 1~1.5mm on the basis of that of VV22 type and VLV22 type cable.

Outer diameter value of YJV22P type and YJLV22P type cable should be added by 1~1.5mm on the basis of that of YJV22 type and YJLV22 type cable.

六、主要技术参数

1、20℃时导体直流电阻

参见0.6/1KV聚氯乙烯绝缘及护套电力电缆。2、绝缘电阻

Main Technical Parameter

1: DC resistance of conductor at 20℃

2: Insulated resistance

3、交流电压试验成品电缆经受交流50Hz、5min、3.5kV的电压试验绝缘应无击穿。

4、耐火型电缆的耐火特性应符合IEC60331或GB12666.6中的A类或B类耐火试验要求。

5、阻燃型电缆的阻燃性能应符合IEC60332或GB/T18380.3 标准中规定的A、B或C三类中任一类别阻燃性能要求。

3: Finished cable should endure A.C voltage test of 3.5kV, AC 50Hz for 5min without puncture.

4: Fire resistant performance of ﬁ re resistance cable should meet testing requirement of category A or B stipu-lated in IEC60331 or GB12666.6 standard.

5: Flame retardant performance of Flame retardant cable should meet testing requirement of category A or B or C stipulated in IEC60332 or GB/T18380.3standard.

七、交货长度 Delivery Length

1、根据双方协议，允许任何长度的电缆交货。

2、长度计量误差不超过±0.5%。

Delivery length of cable depends on both agree-ments with length error allowance of ±0.5%.

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