The utility model discloses a fixed quantity power supply automatic safety switch device which is suitable for the fixed quantity power supply of a room.
本实用新型公开了一种定量供电自动保险开关装置。
Automatic shows error, safety shield; safety switch.
自动显示故障报警，安全防护门，安全开关。
The safety switch controlling the ignition circuit in gas engine and flameout magnetic valve in diesel engine is used in air brake system to realize the automatic protect.
为保证车辆的安全运行，在气压制动系统中施加安全保护开关，控制发动机的点火电路(汽油机)或熄火电磁阀电路(柴油机)，可实现低气压时的自动保护。
As the mechanical switch has no function of automatic locking and returning to zero in power failure, there exists some potential danger when used in places where safety is called for.
机械式电源开关不具备停电自锁和断电回零等功能，在一些特殊的安全要求较高的场所，使用这种开关也存在着一定的安全隐患。
As the mechanical switch has no function of automatic locking and returning to zero in power failure, there exists some potential danger when used in places where safety is called for.
机械式电源开关不具备停电自锁和断电回零等功能，在一些特殊的安全要求较高的场所，使用这种开关也存在着一定的安全隐患。
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