safety cut-off的意思|示意

There is safety switch at the inspection hatch of the hood. If the hatch is opened, the power of motor will automatically cut off to ensure the safety of inspection personnel.

机顶盖检修口设有安全检测开关，形成断电安全装置，当检修口打开时自动切断电机电源，确保检修人员的人身安全。

Safety devices can promptly cut off gas supply in case of abnormal leak. In the article, different types and the principle of operation of these devices are introduced.

安全型家用燃气灶能在非正常情况下煤气泄漏时及时切断煤气，防止用户的人身和财产受到损害。

Equipped with the high quality safety valve, cut-off valve, pressure gauge and pressure controller to ensure the safe and reliable running of the boiler.

配置优质安全阀、截止阀、压力表及压力控制器，确保锅炉安全可靠运行。