天津塑力电缆手册范本.docx

1、天津塑力电缆手册范本额定电压0.6/1kV聚氯乙烯绝缘电力电缆PVC insulated power cables with rated voltages 0.6/1kV一、产品用途Products application本产品适用于配电网、工业装置等领域，用于固定敷设在交流50Hz、额定电压0.6/1kV的电力输配电线路上，主要功能是输送电能。本产品为通常条件下使用的产品，不适用一些特殊条件的场合，如架空、水下、船用、海底、核电站等。阻燃聚氯乙烯绝缘电缆适用于具有阻燃要求的场合。耐火聚氯乙烯绝缘电缆适用于地下铁道、地下商场、大型购物中心、高层建筑等人口稠密、通风受限的场合。This prod

2、uct is applicable to being fixedly laid on the transmission and distribution line of alternative current rating 50Hz and rated voltage up to 0.6/1.0Kv with the use for power transmission, which is applied to the range of distribution network, industrial equipments, etc.This product is the nomal used

3、 cable, not suitable for some special places, such asunderwater, ship, nuclear station, etc.二、产品主要技术特点Technique features本产品电缆除具有可靠的电气性能外，还具有较强的防止化学腐蚀性，耐酸、碱和有机溶剂，电缆不受敷设落差的限制，可在任何落差甚至垂直的场合敷设。 The product has good performance on electrical characteristic, chemical resistance, such as acid resistance, a

4、lkali resistance and organic solvent resistance. The product can be laid on any head drop condition even vertically in any place, that is to say, the cable can be laid without limit on head drop.三、产品执行标准Standards7GB/T 12706.1-2002 额定电压1 kV(Um=1.2 kV)到35 kV(Um=40.5 kV)挤包绝缘电力电缆及附件第1部分：额定电压 1kV(Um=1.2

5、kV)和3 kV(Um=3.6 kV)电缆Power cables with extruded insulation and their for rated voltages from 1kV(Um=1.2kV) up to 35kV(Um=40.5kV) Part1:Cables for ratedvoltagesof 1kV(Um=1.2kV) and 3 kV（Um=3.6 kV）IEC 60502-1:1997 额定电压1 kV(Um=1.2 kV)到30 kV(Um=36 kV)挤包绝缘电力电缆及附件第2部分：额定电压 1 kV(Um=1.2kV)和3 kV(Um=3.6kV)电缆P

6、ower cables with extruded insulation and their for rated voltages from 1kV(Um=1.2kV) up to 35kV(Um=40.5kV) Part1:Cables for ratedvoltagesof 1kV(Um=1.2kV) and 3 kV（Um=3.6 kV）Q/12BJ4973-2002 额定电压0.6/1kV 五芯塑料绝缘电力电缆 Q/12BJ4973-2002 Five cores extruded plastic insulated power cables with rated voltages 0

7、.6/1kVGB/T 3956-1997 电缆的导体GB/T 3956-1997 Conductor of CablesGB/T19666-2005 阻燃耐火电线电缆通则GB/T 19666-2005 General Rules of flame-retarding and fireproof cables四、使用特性Operating characteristics1、 额定电压Rated Voltage电缆额定电压U0/U(Um)为：0.6/1(1.2)kV Rated Voltage of cable U0/U(Um)：0.6/1(1.2)kV其中：Notes：U0：电缆设计用的导体对地

8、或金属屏蔽之间的额定工频电压；Rated A.C. Voltage between conductor and ground/metal screen;U：电缆设计用的导体间的额定工频电压； Rated A.C. Voltage between conductorsUm：设备可承受的“最高系统电压“的最大值。The maximum system voltage which the equipments can be beared电缆的额定电压应适合电缆所在系统的运行条件。为了便于选择电缆，将系统划分为下列三类：The rated voltage of cable shall be applic

9、able to system operation condition where the cable lain in. According to cable selecting, the system will be described as 3 types as follow:A类：任一相导体与地或接地导体接触时，能在1min内与系统隔离。System category A When any phase of cable conductor is contacting with earth conductor, the cable will be isolated with the syst

10、em.B类：可在单相接地故障时作短时运行，但任何情况下不宜超过8h，每年接地故障总持续时间不宜超过125h。System category B The system is allowed to run for 8 hours, when the single-phase earth fault is existing. And the total earth-fault time of 1 year wont be above 125 hours. C类：包括不属于A类和B类的系统。System category C They are including all systems besides

11、 A and B.注：在系统接地故障不能立即自动解除时，故障期间加在电缆绝缘上过高的电场强度，会在一定程度上缩短电缆寿命。如系统预期会经常地运行在持久的接地故障状态下，该系统应划为C类。When the system earth fault cant be removed automatically, the life of cable will be shortened in some degree because of the over-high electric stess beared by cable insulation.用于三项系统的电缆，U0的推荐值见表1。The recomm

12、ended figure of U0 see the table 1, which are suitalbe for the three systems. 表1 额定电压U0推荐值Table1 The recommended figure of U0系统最高电压Um/kV The maximum system voltageUm/kV额定电压/kVRated Voltage/ kVA类、B类System categories A and BC类Systems categories C1.20.61.22、 导体额定工作温度 The rated temperature of conductor电

13、缆导体的最高额定工作温度为70。The maximum assigned temperature of the cable conductor is 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。During having a short circuit, lasting less than 5 seconds, the maximum temperature of the cable conductor shall not be above 160.3、 敷设环境温度 Ambient temperature for laying电缆敷设时的环境温度应不低于0，否则需要

14、事先预热。The ambient temperature for laying shall be above 0, if not the cable need be preheated.4、 安装弯曲半径 The bend radius安装时电缆最小弯曲半径见表2。The minimun bend radius of the cable see the table 2表2 电缆安装时最小弯曲半径Table2 The minimun bend radius of the cable项目Item单芯电缆Single -core三芯电缆Three -core无铠装Unarmored有铠装Armore

15、d无铠装Unarmored有铠装Armored安装时的电缆最小弯曲半径 Minimun bend radius of the cable in course of installation20D15D15D12D靠近连接盒和终端的电缆的最小弯曲半径The minimun bend radius of the cable close to the junction box and terminal15D12D12D10D注：D为电缆外径（mm）。Note:D is outer diameter of the cable5、 敷设方式电缆没有敷设落差限制。There is no limit of head drop during the cable laying.电缆允许敷设在室内、室外、空气中和土壤中，允许局部有积水。The cable may be laid in indoor, outdoor, air and soil. The cable may be immersed in water locally.电缆敷设方式可以是隧道、管道、电缆沟、桥架、排管，铠装电缆允许直埋地下，钢丝铠装电缆允许垂直敷设。The cable may be laid in tunnel,