本質(zhì)安全電路用計(jì)算機(jī)控制電纜
Intrincially Safe Type Circuit Purpose Computer Control Cable
執(zhí)行標(biāo)準(zhǔn)
STANDARD IMPLEMENTED
執(zhí)行標(biāo)準(zhǔn):本質(zhì)安全電路用計(jì)算機(jī)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(dǎo)體長(zhǎng)期允許工作溫度為:
聚氯乙烯絕緣電纜70℃ 90℃105℃(根據(jù)型號(hào)的溫度等級(jí)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(shè)-40℃，非固定敷設(shè)-15℃
4.安裝敷設(shè)溫度:不低于0℃(低于允許敷設(shè)溫度應(yīng)預(yù)先加熱)
5.最小彎曲半徑:無(wú)鎧裝層電纜應(yīng)不小于電纜外徑的6倍;有鎧裝層電纜應(yīng)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(chǎn)品特點(diǎn)及用途
Properties and purpose of produc
本產(chǎn)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(jì)算機(jī)電纜和控纜，它適用于有防爆要求場(chǎng)合的集散系統(tǒng)和自動(dòng)化檢測(cè)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.
