控制電纜
產(chǎn)品標(biāo)準(zhǔn)
Reference Standards
本產(chǎn)品按GB9330《塑料絕緣控制電纜》及企業(yè)標(biāo)準(zhǔn)制造。
This product is manufactured according to GB9330 and enterprise standards.
適用范圍
Application
適用于額定電壓450/750V及以下控制、信號(hào)、保護(hù)及測(cè)量系統(tǒng)接線之用。
For system connection wire of control, signal , protection or measuring with rated voltage up to and including 450/750V.
使用特性
Operating characteristics
● 額定電壓Uo/U:450/750V。
● Rated voltage Uo/U:450/750V.
● 電纜導(dǎo)體的允許長期高工作溫度:
Permissible Max.continuous operating temperature of conductor:
聚氯乙烯絕緣70℃;交聯(lián)聚乙烯絕緣90℃。
PVC insulated : 70℃; XLPE insulated : 90℃.
● 短路時(shí)(長持續(xù)時(shí)間不超過5S)電纜導(dǎo)體的高溫度不超過:
Upon short circuit (Max.Duration time 5s) the Max. temperature of conductor not higher than:
交聯(lián)聚乙烯絕緣250℃;聚氯乙烯絕緣160℃。
XLPE insulated : 250℃ ; PVC insulated : 160℃.
● 電纜敷設(shè)時(shí)環(huán)境溫度應(yīng)不低于0℃。
Ambient temperature of installation not less than 0℃.
● 推薦的允許彎曲半徑: Prefered Permissible bending radium;
無鎧裝層的電纜,應(yīng)不小于電纜外徑的6倍;
For non-armoured cable, not less than 6 times of cable diameter;
無鎧裝或銅帶屏蔽結(jié)構(gòu)的電纜,應(yīng)不小于電纜外徑的12倍;
For armoured or copper-tape-screened cable, not less than 12 times of cable diameter;
有屏蔽層結(jié)構(gòu)的軟電纜,應(yīng)不小于電纜外徑的6倍。
For screened flexible cable, not less than 6 times of cable diameter.
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