Motor or gear reducer screw jack lift shaft. Motorized screw jack pole numbers include 4 poles and 6 poles. Under 4 poles motor, standard output 1500rpm-50hz, 1800rpm-60hz. Under 6 poles motor, standard output 1000rpm-50hz, 1200rpm-60hz. For gearmotor or gear reducer output RPM = electric motor output RPM / reduction gear ratio. Electric screw jack Lifting speed = final output RPM x travel length per full turn of input shaft.
1. Load capacity 5 ton
2. Lifting screw dia. 38mm
3. Lifting screw pitch 6mm
4. Worm gear ratio 12:1
5. Self-locking acme screw, stroke 1200 mm
6. Three phase ac motor
7. Upright mount
8. Translating screw design
9. Standard with 1-start lifting screw
10. Lifting Screw Ends: thread end + rod end bearing
11. Housing(Gearbox): Ductile Iron
12.Lifting Screw: Carbon steel #45
13. Worm(Input Shaft): Hardened worm, carbon steel #45
14. Worm Gear(Wheel): High strength bronze
15. Accessories: motor flange, ac motor, rod end, stop nut, trunnion mount plate and protective bellows