2013年7月30日星期二

Two-speed electric hoist Organization

PK-type two-speed  Wire rope hoist  mainly by the lifting mechanism, functioning institutions and electronic control of all three components, let me introduce you to leave these three institutions it:
       1, the  lift hoist :  the ability to jointly as mobile crane control to use. To be driven by two-speed hoist brake, transmission and extract composition entangled four installation, drive brake mounting braking effect for the fan, fan braking effect of cage-shaped electric effect, the title of Class F insulation.
       2, the operating mechanism: PK type electric chain hoist with manual and automatic operating mechanism of the points, or the adoption of a flashlight to indirect traction drive chain running car, auto car brake operating mechanism consists of electric fan effect, two cylindrical roller drive accelerator and steering components.
       3, the electronic control: PK-type two-speed  rope hoist  electrical installation is divided into indirect control and switching contactors direct control in two ways.

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