Worm gear reducer Ket-Motion 2020 D

with turntable

Description

Universally usable and maintenance-free worm gear reducer 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°, (for i=1:1 2°± 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 turntable: ;Permissible forces on drive side FA= 1,500 N
  • The positions of the feather keys as standard in variant D are not in line. Possible on enquiry if needed
Item numberRatio iSelf-locking staticOutput speed range n in rpmMax. output torque M in NmMax. drive torque M in NmDrive sideDegree of efficiency in %
Radial force1) FR in NAxial force2) FA in N
2020.00-XXDR65 65 : 1 Yes100/500/1000 4.5/3.8/3 0.2/0.2/0.2 50050029
2020.00-XXDR40 40 : 1Yes100/500/1000 5.5/4.8/4 0.4/0.3/0.3 40040039
2020.00-XXDR30 30 : 1No100/500/1000 8.5/7/5.5 0.6/0.5/0.4 35035045
2020.00-XXDR23 23 : 1 No100/500/1000 10/8/6 0.9/0.7/0.5 25025050
2020.00-XXDR18 18 : 1 No100/500/1000 11/9/7 1.1/0.9/0.7 25025055
2020.00-XXDR15 15 : 1 No100/500/1000 12/10/8 1.5/1.3/125025052
2020.00-XXDR13 13 : 1No100/500/1000 15/13/11 2.1/1.8/1.5 20020056
2020.00-XXDR05 5 : 1 No 100/500/1000 10/8/6 2.9/2.3/1.7 200200 70
2020.00-XXDR01*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
* Backlash on the output shaft 2°± 0.5°