仪表信号接线箱不能用于电力电缆。
Instrument signal wiring junction boxes shall not be used for electrical cables.
防爆挠线连接管用于防爆电话站、防爆接线箱、防爆扬声器的输入，输出口到布线钢管之间的过渡连接，起到保护电缆的作用。
Explosion-proof flexible connecting pipes is used in explosion-proof telephone station, explosion-proof terminal, explosion-proof loud-speaker inlet or outlet to conduit and protect the cable.
分别在驾驶室各处安装报警延伸复位按钮盒4套，敷设电缆线并接线，由接线箱或主控单元至各延伸报警复位按钮盒电缆，共计：电缆四条。
Mount remote reset unit (4 PCS) in different places on the bridge and laying cable (2 core, 4 PCS) from remote reset unit to main control unit or junction box.
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