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PF20DU 6mm Output Bore

Gearboxes Reducers » Wormwheel Gearbox »
PF20DU Type : Slimfit Worm & Wheel Reduction Gearbox with DC Motor

PF20DU Low Backlash 'Slim-fit' Worm Gear Reducers with DC Motor Section Dimension Drawings

Discounts 1+ 0% 6+ 5% 20+ 10% 50+ 15% 100+ 20%

Part
Number
Ratio Input
Speed
Rpm
at 12 V DC
Nominal
Output
Rpm
Efficiency
at
1000 Rpm
Nm Output
at
1550Rpm Input
DC Motor Cost Quantity Add to
Basket
PF20DU-10 10:1 1550 155.0 86% 0.50 DUN42x40-24 £248.39
PF20DU-12 12:1 1550 129.0 85% 0.70 DUN42x40-24 £248.39
PF20DU-15 15:1 1550 103.0 84% 0.80 DUN42x40-24 £248.39
PF20DU-20 20:1 1550 77.5 78% 1.10 DUN42x40-24 £248.39
PF20DU-30 30:1 1550 51.0 71% 1.70 DUN42x40-24 £248.39
PF20DU-60 60:1 1550 25.0 60% 2.10 DUN42x40-24 £248.39
PF20DU-120 120:1 1550 13.0 32% 1.25 DUN42x40-24 £248.39
PF20DU-SP 5:1-120:1 Special Ratios Replace SP with Ratio Required £282.68

Motor
Part
Number
Voltage No Load
Speed
(Rpm)
No Load
Current
(A)
Nominal
Current
(A)
Max
Efficiency
Nominal
Torque
(Ncm)
Nominal
Speed
(Rpm)
Moment
of Inertia
(gcm2)
DUN42x40-24 24 3800 0.175 1.22 63% 5.7 3100 110

Material - Gearbox
Case: 'Slim-fit' AA15 Red Anodised Aluminum (6082-T6)
Worm: High Carbon Steel 817M40 (40CrNiMo6)
Wheel: Quality Aluminium Bronze (CA104 / AB2)
Threaded Bearing Caps: Mild Steel, chemically blackened (Blackodised)
Fasteners: Steel (non-plated) Bearings: Steel
24V DC Motor
Commutation: Graphite Number of Sectors: 12
Brushes: Rotary Magnets: Ferrite Mass: 0.49kg
Axial Backlash: <0.15mm Radial Backlash: <0.15mm
Maximum Axial Load: 30N Starting Voltage: 1V
Maximum Radial Load at 20mm: 60N
Maximum Shaft Push Pressure: 200N
Operating Temperature Range: -20°C to +85°C
Maximum Housing Temperature: +85°C
Performance - Gearbox
Backlash: Approx. 30' Standard.
Greased for life: Shell Gadus S5 V42P 2.5
Self Locking Output: Subject to ratio and only applies in static condition.
Amount of locking effect may vary due to manufacturing processes.
Max. Overhung and Thrust Loads at 1000rpm:
Output Overhung Load (Fxa) = 12kg.
Output Thrust Load (Fa) = 5kg.
Testing in your applications is necessary.
You will need to assess duty cycles and confirm gearbox suitability
with your own calculations. All figures listed are for guidance only.
Extras Cost Quantity Add to
Basket
Output Shaft - Single £14.08
Output Shaft - Double £18.51
Output Key £0.88

Downloads
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