2) protective box
保护箱
1.
After it has been changed into a low voltage protective box, the operation is accurate and sensitive, and the function of safety has been greatly improved.
移动变电站低压馈电开关,分断力小、故障多、机构不可靠,改为低压保护箱后,动作准确灵敏,安全性大大提高。
4) insulation of water tank
水箱保温
5) illumination protecting box
照明保护箱
1.
Improvement of the high pressure combined switch illumination protecting box
矿用隔爆高压组合开关照明保护箱的改进
补充资料：LS90型漏触电保护箱
LS90型漏触电保护箱
止一二一_霭矍皿 LS90型漏触电保护箱
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条