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本文通过对本质安全系统防爆性能要求的阐述,就如何确定本安系统电缆的长度作了论述,并提出要注意本安电缆选择和敷设以及爆炸危险区域内终端器的认证问题。
This paper elaborates on how to determine the length of intrinsically safe system cable by expounding the requirement of intrinsically safe system explosion proof, and proposes to pay attention to the certification of terminal device in the selection and laying of intrinsically safe cables and explosion hazardous area.