A new pneumatic switch was developed in order to meet the requirements of special electric test for simulated oil-impregnated paper insulation system.

为满足油纸绝缘模拟结构的特殊电气性能试验的要求 ，研制了新颖的气动开关。

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This paper presents the design of pneumatic switch and the pneumatic control system as well as the application of pneumatic switch in HV test apparatus.

文中介绍了气动开关结构设计和气动控制系统，及其在高压试验设备中的应用。

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Features: use pneumatic foot stepping switch to press in horizontally, with stop device, good consistency.

特点：采用气动脚踏开关水平压入，有限位装置，一致性较好。

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