计算机用屏蔽电缆(或称DCS系统用电缆Shielding Cable for Computer Application ( Cable for DCSSystem Application
一、适用范围
本产品适用于电子计算机网络及控制系统，或抗干扰性
能要求较高的检测装置和仪器仪表的连接。
Scope ofapplication
lt is used as connection cable of inspection devices and instrumentswith high demａnd on interference resis tant performance in computernetwork and control sys- tem.
二、执行标准
TICW/06-2009参照采用英国BS5308标准
Executive standard:
TICW/06-2009 or BS5308 standard for reference
三、使用特性
1、交流额定电压Uo/U:300/500V; 电缆导体长期允许**工作温度:聚氯乙烯绝缘分70℃、105℃两种:聚乙烯绝缘为70℃:交联聚乙烯绝缘为90C(绝缘交联类型可分为硅烷交联和辐照交联)。
2、**环境温度:固定敷设-40℃;非固定敷设-15℃。安装敷设时环境温度:不低于0℃
3、电缆允许最小弯曲半径:金属带绕包屏蔽或钢丝、钢带铠装电缆不小于电缆外径的12倍:非铠装软电缆或编织屏蔽电缆不小于电缆外径的6倍。
Performance for Usage
1: AC rated voltageU./U: 300/500V. Long term work- ing temperatureof cable conductor is 70℃ & 105℃ for cable with PVC insulation,70℃ for cable with PE insula-tion and 90℃ for cable with XLPEinsulation.(XLPE insu- lation includes silane XLPE & irradiationXLPE insulation.)
2: Min. environment temperature is -40℃ for fixed laying and-15℃for non-fixed laying. Environment tem-perature shall be no lessthan 0℃ for installing.
3: Min.bending radius allowed by cable is no less than 6 timesthat of cable OD for non-armored soft cable or braided shieldingcable and 12 times that of cable OD for cable with metallic tapewrapped shielding or steel wire/steel tape armor.
四、基本型号及名称 Basic Type and Description
五、型号名称及含义Type, Description and De inition
绝缘或护套材料:Y一聚乙烯挤包绝缘或护套
V一聚氯乙烯挤包绝缘或护套
YJ一交联聚乙烯挤包绝缘
阻燃性能分:ZRA一A类阻燃(A类阻燃性能**)ZRB一B类阻燃ZRC、ZR-C类阻燃。
阻燃型电缆在基本型号前分别加“ZRA-”“ZRB-”、“ZRC或ZR”表示即可。
Insulation or sheath material:
Y means PE extruded insulation or sheath
V means PVC extruded insulation or sheath
YJ means XLPE extruded insulation
Flame retardant performance category:
ZRA: category A (the best)
ZRB: category B
ZRC & ZR: category C
Prefix“ZRA-”、“ZRB-”、“ZRC or ZR”is added tothe original type of fiame retardant cable.
铠装结构:22一钢带铠装聚氯乙烯外护套
23一钢带铠装聚乙烯外护套32一圆形镀锌低碳钢丝铠装聚氯乙烯外护套33一圆形镀锌低碳钢丝铠装聚乙烯外护套屏蔽材料:P一铜线编织
P1一镀锡铜线编织
P2一铜塑复合带绕包
P3一铝塑复合带绕包
导体种类:A一单根导体(型号中省略)
B一七根绞合导体(在规格后面加“B”表示)
R一多根绞合导体
Armor structure:
22 means steel tape armor, PVC outer sheath
23 means steel tape armor, PE outer sheath
32 means round galvanized low carbon steel wirewrapping, armor, PVC outer sheath
33 means round galvanized low carbon steel wirewrapping, armor, PE outer sheathShielding material:
P means copper wire braiding
P1 means tinned copper wire braiding
P2 means copper-plastic compound tape wrapping
P3 means aluminum- plastic compound tape wrap-
pingstructure of conductor:A means single conductor (omitted in type)B means 7 stranded conductor (“B”shall be addedafter specification)
C means multi-stranded conductor
六、规格范围
对数:1~24对。
每对芯数:二芯(称二线组)或三芯(称三线组)。
导体截面:0.5mm²、0.75mm²、1.0mm²、1.5mm²、2.5mm²
Specification Scope
Pair No.: 1~24 pairs
Core No. per pair: 2 cores (equal to 2 wire group ) or 3 cores(equal to 3 wire group)
Cross section of conductor: 0.5mm² 、0.75mm² 、1.0mm²、1.5mm²、2.5mm²
七、主要技术参数Main Technical Parameter
1、20C导体直流电阻DC Resistance of Conductor at 20C
2、20C绝缘电阻 Insulation Resistance at 20C
3、电缆应经受工频交流电压试验:1500V/1min绝缘不发生击穿,试验温度为环境温度
Cable shall endure A.C. voltage test of 1500V under powerfrequency for 1min without puncture of insulation. And testingtemperature is environment temperature.
