1.Over Speed Protection
2.Over Load Protection
4.Limit Switch Device
5.Bottom Buffering device
The cage is enclosed structure weld with with profiled bar, aluminum composite panel, aluminum embossed sheet, steel wire weave and steel plate. and there are entrance door and exit door with electric interlocking device
It is made of specified steel for train wheel hub.Before shaping, the material is forged twice to make its grain structure compact and has good ductility. Surface hardening is adopted to enhance its hardness and abrasion performance.
Distance(from Mast section center to the wall) is from 1.8 to 2.1m