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单芯串联恒功率电伴热带

信息来源:皖缆集团 浏览次数:2501 发布时间:2014-11-26

 

    单芯串联恒功率电伴热带是一种新型的电伴热产品,与其他电伴热带相比,最大的特点是使用长度长,是常用自限温和恒功率的6至12倍。适用于石油、化工、电力、码头等行业的长输管线,大型槽池,油罐等防冻,保温及伴热,与其它防爆附件配合后,可用于Ⅱ类防爆炸性气体场合。

 

单芯串联恒功率电伴热带结构


工作原理
    根据焦耳定律可知,电流通电导体不断的放出能量,形成一条连续的、发热均匀的电伴热带。


    单芯串联恒功率电伴热带的绝缘护套及外绝缘护套均为F46或F4,发热芯为特种发热器材,加强铜编织屏蔽层(编织层可选:“合金丝”和“镀锡铜丝”,材质不同价格不同),内绝缘护套发热芯。皖缆集团生产的单芯串联恒功率电伴热带均采用国产或进口的以及原料,耐温程度和使用寿命得到了大幅增加。

 

单芯恒功率电伴热带生产


 

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