Model:QJJ20-4C
Features
Mechanical motor driven mode
Adjustable runway
3D alignment design system for column
Open front design for easy under-vehicle access
Four post mobile column lift
Large lifting capacity
Advantage
Nanomaterials is used inside the working nut to protect the elevating screw.
The steel safety nut is set under the working nut.
The travel limit switches are set on each upright posts to guarantee the automatic stop of the motor in case the travel range is exceeded.
The electromagnetic clutch is installed on the speed reducer.
Details
3D design system for column—large lifting capacity
Adjustable span for fork—apply to different wheels
Adjustable runway, column with jack—easy to move, apply to different bus/truck
Mechanical motor driven mode, electrical control box—easy to control, safety and convenience
Auxiliary circuits inside each column and external limit switch for low voltage.
Electric connecting cables between the columns equipped with special connectors.
Upper and lower limit single push button switch.



