Total Switching Device Power 开关器件总功率
Power Switching Device 功率开关器件
Power Electronic Switching Device 电力电子开关器
switching device for auxiliary power 厂用电切换装置
Switching power source device 发明名称
double power switching device 双功率转换装置
highpotential quinone power switching device 大功率转换设备
automatic stand-by power switching device 备用电源自动投入装置
The new type DC solid state relay is a kind of new contactless switching device, with the new type IGBT and power field effect tube as the core and composed completely by solid state electron devices.
新型直流固态继电器是一种以新型器件IGBT以及功率场效应管为核心的，全部由固态电子器件组成的新型无触点开关器件。
Operating principle of power factor compensating device for 8k electric locomotive is briefly described as well as its parameter selection, switching on and off control.
本文概述了8 K机车功率因数补偿装置的工作原理、参数选择及投切控制。
Full bridge topology was used in the main circuit, IGBT was used as power switching device, and micro-crystal core was used in mid-frequency transformer.
其主电路采用全桥式拓扑结构，以IGBT管为功率开关器件，中频变压器使用微晶磁心。
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