The utility model relates to a cubicle switchboard, especially to a push interlocking device for drawer cubicle switchboard.
本实用新型涉及一种开关柜，尤其涉及一种抽屉开关柜的推进联锁装置。
The paper introduces the operating principle, structure and operated result of hydraulic interlocking device with PLC controller for the mouth of Service shaft.
介绍了可编控制器（LC）制的副井口液压联动装置的控制原理、构及应用效果。
The pneumatic throttle interlocking device solvent the problems in the prior art, including inflexible shape, inconvenient installation, high cost and poor sealing property.
解决了现有的技术存在的形状不灵活、不便于安 装、成本高、密封性差的问题。
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