电子计算机(包括DCS)用对绞屏蔽电缆
型号:
本产品适用于发电、冶金、石油化工等工矿企业、交流额定电压(Uo/U)450/750V及以下集散系统、电子计算机系统、自动化控制系统的信号传输以及检测仪器、仪表等连接。
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产品描述
电子计算机(包括DCS系统)用对绞屏蔽控制电缆
Electronic Computer (Including DCS System)Purpose Screened Twisted-Pair Cable
执行标准
STANDARD IMPLEMENTED
执行标准:电子计算机(包括DCS系统)用对绞屏蔽控制电缆执行Q/321084KXD04-2008
Executive standard:Q/321084KXD04-2008 is applicable for electroniccomputer (including DCS system)purpose screenedtwisted-pair control.
使用特性
APPLICATION PROPERTIES
1.交流额定电压(Uo/U):450/750V
2.电缆导体长期允许工作温度为:
聚氯乙烯绝缘电缆70℃ 90℃105℃(根据型号的温度等级而定)
聚乙烯绝缘电缆70℃交联聚乙烯绝缘电缆90℃
3.最低环境温度:固定敷设-40℃,非固定敷设-10℃
4.安装敷设温度:不低于0℃
(低于最低允许敷设温度应预先加热)
5.最小弯曲半径:
无铠装层电缆应不小于电缆外径的8倍;
有铠装层电缆应不小于电缆外径的16倍。
1.Rated AC voltage (Uo/U):450/750V
2.Allowable long-time working temperatures of cableconductors:PVC insulated cable:7o℃,90℃,105℃
(Note:The specific temperature shall be determined inaccordance to the model of cable.)
PE insulated cable:70℃
XLPE insulated cable:90℃
3.Minimumambienttemperature:-40℃for fixedcable;-10℃ for moveable cable.
4.Minimum temperature for cable laying:over 0℃
(Note:Preheat when the ambient temperature is lowerthat the allowable minimum temperature for cablelaying. )
5.Recommended allowable bending radius for cablelaying:
Cable with no armor:over 8 times of the outside diameterof cable;
Cable with armor:over 16 times of the outside diameterof cable.
产品特点及用途
Properties and purpose of produc
本产品适用于发电、冶金、石油化工等工矿企业、交流额定电压(Uo/U)450/750V及以下集散系统、电子计算机系统、自动化控制系统的信号传输以及检测仪器、仪表等连接。
This category of products are applicable for the enter-prises ofpower generation industry,metallurgicalindustry,petrochemicalindustryandotherindustries,450/750V rated AC voltage (Uo/U),the signaltransmission ofdistributed control system,computersystem and automatic control system,and the connectionbetween detection instruments and meters.
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