本質安全電路用計算機控制電纜
Intrincially Safe Type Circuit Purpose Computer Control Cable
執行標準
STANDARD IMPLEMENTED
執行標準:本質安全電路用計算機控制電纜執行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℃(根據型號的溫度等級而定)
聚乙烯絕緣電纜70℃
交聯聚乙烯絕緣電纜90℃
3.環境溫度: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和自動化檢測控制系統等電路中作傳輸線。
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.
