VF Speed construction hoist 1 PLC+VVVF 2 speed:0-100m/min 3 rated load:3000kg 4 over-voltage and low-voltage protection To serve the increasing demand for the high buildings construction,we develop the high speed VF hoist,with a maximum lifting speed 100m/min.It has the following features:1.our construction hoist adopts the most advanced VF speed control device and microcomputer programmable ...
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