Worm gear Ket-Motion 2020 K
with splined shaft connection

Universally usable and maintenance-free worm gear with an axis distance of 20 mm and with nine different reduction ratios. The aluminium or zinc housing is encapsulated to prevent the escape of grease and the ingress of dust. The worm gear pair is left-handed. The direction of rotation on the shaft is arbitrary.

Special features

Axis distance 20 mm
Maintenance-free grease lubrication
Aluminium housing, anodized or Zinc housing in a material-saving design
9 reduction ratios of 1:1 to 65:1
Backlash on the drive shaft 1° ± 0,5°
Duty cycle of 20 % at 5 min (1 min ON, 4 min OFF)
Lifetime of 1,000 hours with:
full load and
input speed of 500 rpm and
duty cycle 20% with 5 min and
ambient temperature

Variant key
The Worm gear Ket-Motion 2020 D is available in different variants. The variants are composed in accordance with the ordering code shown on the data sheet.

Technical notes
Variant with splined shaft connection: Permissible forces on drive side FA= 120 N at FR= 0 N and FR= 120 N at FA= 0 N
The positions of the feather keys as standard in variant D are not in line. Possible on enquiry if needed

Parameter Name	Parameter Value
Type	worm
Shaft orientation	right angle
Torque (Nm)	1 - 5 10 - 20 5 - 10 0.5 - 1 0.2 - 0.5 0.1 - 0.2
Shaft configuration	hollow-shaft solid-shaft splined shaft
Performance	maintenance-free
Rotational speed (rpm)	100 - 100
Backlash (°)	1 - 1
Gear ratio (unit)	1 - 65