In engineering design of integrated automation of substation, the display of tap changing switch position for main transformer is to add position transducer in the conventional scheme.
在变电站综合自动化工程设计中，对于主变压器分接开关位置的显示，常规方案是需加装档位变送器。
The switch position of butterfly disc is limited by the adjusting screw pole on the worm gear transmission device. The indicating device displays the position of the valve switch.
蝶板的开关位置都由蜗轮传动装置上的调节螺杆限位，指示牌指示阀的开关位置。
Depending on the switch position and the direction of current to the armature, the appropriate motor will either revolve clock-wise of counterclockwise to produce the desired seat movement.
根据开关的位置与流入电枢时电流的方向，电动机开始顺时针或逆时针旋转从而使座椅根据需要进行调整。
Switch-Position Pilot Lights: Indicate source to which load is connected.
开关位置指示灯：显示负荷连接至哪一种源。
Switch-Position Pilot Lights: Indicate source to which load is connected.
开关位置指示灯：显示负荷连接至哪一种源。
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