• Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K
  • Worm gear Ket-Motion 2020 K

Worm gear Ket-Motion 2020 K

with splined shaft connection

Description

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
Item number Ratio i Self-locking static Output speed range n in rpm Max. output torque M in Nm Max. drive torque M in Nm Drive side Degree of efficiency in %
Radial force1) FR in N Axial force2) FA in N
2020.00-XXKR65 65 : 1 Yes 100/500/1000 4.5/3.8/3 0.2/0.2/0.2 500 500 29
2020.00-XXKR40 40 : 1 Yes 100/500/1000 5.5/4.8/4 0.4/0.3/0.3 400 400 39
2020.00-XXKR30 30 : 1 Yes 100/500/1000 8.5/7/5.5 0.6/0.5/0.4 350 350 45
2020.00-XXKR23 23 : 1 Yes 100/500/1000 10/8/6 0.9/0.7/0.5 250 250 50
2020.00-XXKR18 18 : 1 Yes 100/500/1000 11/9/7 1.1/0.9/0.7 250 250 55
2020.00-XXKR15 15 : 1 No 100/500/1000 12/10/8 1.5/1.3/1 250 250 52
2020.00-XXKR13 13 : 1 No 100/500/1000 15/13/11 2.1/1.8/1.5 200 200 56
2020.00-XXKR05 5 : 1 No 100/500/1000 10/8/6 2.9/2.3/1.7 200 200 70
2020.00-XXKR01 1 : 1 No 100/500/1000 1.5/1/0.65 2.1/1.4/0.9 250 250 73

1) The values of FR apply only when FA = 0 N
2) The values of FA apply only when FR = 0 N