本質安全電路用計算機控制電纜
Intrincially Safe Type Circuit Purpose Computer Control Cable
執(zhí)行標準
STANDARD IMPLEMENTED
執(zhí)行標準:本質安全電路用計算機控制電纜執(zhí)行Q/321084KLB12-2000
Executive standard:Q/321084KLB12-2000 is applicable for intrincially safe typecircuit purpose computer control cable.
使用特性
APPLICATION PROPERTIES
1.交流額定電壓(Uo/U):450/750V
2.電纜導體長期允許工作溫度為:
聚氯乙烯絕緣電纜70℃ 90℃105℃(根據(jù)型號的溫度等級而定)
聚乙烯絕緣電纜70℃
交聯(lián)聚乙烯絕緣電纜90℃
3.環(huán)境溫度:固定敷設-40℃，非固定敷設-15℃
4.安裝敷設溫度:不低于0℃(低于允許敷設溫度應預先加熱)
5.最小彎曲半徑:無鎧裝層電纜應不小于電纜外徑的6倍;有鎧裝層電纜應不小于電纜外徑的12倍。
1.Rated AC voltage (Uo/U):450/75ov
2.Allowable long-time working temperatures of cableconductors:PVC insulated cable:70℃,90℃,105℃
(Note:The specific temperature shall be determined in accor-dance to model of cable.)
PE insulated cable:70℃
XLPE insulated cable:90℃
3.Minimum ambient temperature:-40? for fixed cable;-15℃formoveable cable.
4.Minimum temperature for cable laying:over 0℃
(Note:Preheat when the ambient temperature is lower thatthe allowable minimum temperature for cable laying.)
5.Recommended allowable bending radius for cable laying:Cable with no armor:over 6 times of the outside diameter ofcable;
Cable with armor:over 12 times of the outside diameter ofcable;
產品特點及用途
Properties and purpose of produc
本產品具有低電容和低電感，并具有根好的屏蔽性能和抗干擾性能，因而防爆性能優(yōu)于一般計算機電纜和控纜，它適用于有防爆要求場合的集散系統(tǒng)和自動化檢測控制系統(tǒng)等電路中作傳輸線。
This category of products boasting low capacitance,lowinductance,excellent shielding properties and distur-bancereisting property,so it its explosion protection performance isbetter than ordinary type computer cable and control cable.Thiscategory of products,as transmission cable,is applicable fordistributed control system and automatic control system.
