The electrical device used on the axle of a spool or reel to provide electrical continuity between the rotating reel core and the stationary reel chassis.
在卷轴或卷筒的轴上所用的电装置。它用来在旋转的卷筒心子与固定的卷筒架之间提供电气连接。
Its explosion proof property, over speed and over reel control, prevention of high and low hydraulic pressure, and coordination of braking and hoisting are the key and core points for safety design.
液压提升机的防爆、提升过程中的超速、过卷保护、液压系统的高、低压保护及升降与制动工作协同性是其安全性设计的核心与关键。
Therefore S11 reel iron core transformer has good property for guard against theft.
因此，S11卷铁芯变压器具有很好的防盗性。
Therefore S11 reel iron core transformer has good property for guard against theft.
因此，S11卷铁芯变压器具有很好的防盗性。
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