In the layer of air distribution box additional undervoltage trip device, Air-conditioning load after excision of the need to manually reset by the property management sector;
在层空分配电箱增设欠压脱扣安装，空调负荷切除后需由物业管理部分手动复位；
This ensures that the only protective device to trip is the one nearest to the fault.
还可以确保惟一跳闸的保护装置就是离故障点最近的装置。
The protective relay is a sensing device, which senses the fault, determines its location and then send command to the proper circuit breaker by closing its trip coil.
保护继电器是一个传感装置，感官的过错，确定其位置，然后发送命令关闭其旅行线圈到正确的断路器。
Aiming at the questions such as filter resonance, overload trip and so on, the filter device is reformed and perfected.
针对设备运行中出现的滤波谐振、过载跳闸等问题，对滤波装置进行了改造和完善。
Taking the transmission of a trip signal of the process bus communication as an example, the process development of intelligent electronic device (IED) is elaborated.
以过程总线通信中跳闸命令传输为例，详细阐述了智能电子设备(IED)开发过程。
The invention relates to a self-rewinding hand puller, which includes a body, a trip part and a turning device;
本发明涉及一种可自动回带的手拉器，其包括有一本体、一扳动件与一回转 装置；
The temperature limiting device is of the manual reset, trip-free type and has been factory installed to interrupt all ungrounded power supply conductors in the event of thermostat failure.
可以对温度控制装置进行人工设置，可根据设定的温度自动开关电源。本款电热水器还在工厂就预先安装了能够在温度控制装置失效的情况下切断全部电源的装置。
Taking the transmission of a trip signal of the process bus communication as an example, the process development of intelligent electronic device(IED) is elaborated.
进而，总结了具有一般性的构建智能电子设备（IED）信息模型的三步建模方法，并以高压线路保护装置为例，介绍了该方法的具体应用。
One-trip setting is accomplished by pressuring up against a plugging device below the packer after it has been run to depth.
一次下钻坐封时，首先将封隔器下入到预定位置时，通过在位于封隔器下方的短接下入堵头而后加压实现坐封。
One-trip setting is accomplished by pressuring up against a plugging device below the packer after it has been run to depth.
一次下钻坐封时，首先将封隔器下入到预定位置时，通过在位于封隔器下方的短接下入堵头而后加压实现坐封。
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