Tel: 86-769-88771988 / 88773988 Fax: 86-769-85644652
Mobile: 86-13532664175    Email: nosen@screwjack.cc

Product Detail
  • * Model: RNF020
  • * Screw Diam: 20 mm
  • * Screw Pitch: 4 mm
  • * Static Load: max 10 kN
  • * Dynamic Load: max 10 kN
  • * Speed Ratio: 1/4 1/16
  • * Lifting Speed: max 1500 mm/min
  • * Input Power: 0.003-0.850 kw
  • * Max Input: 1500 rpm
  • * Screw Type: trapezoidal screw
  • * Stroke Range: max 750 mm
  • * Top End: top plate, clevis end, threaded end, plain end
  • * Power Source: electric, manual, both

RNF020 Lifting Force (kN)
10 kN 8 kN 5 kN 2 kN
RPM Lifting Speed (mm/s) Gear Ratio Gear Ratio Gear Ratio Gear Ratio
N L N L N L N L
N (1/4) L (1/16) Nm Kw Nm Kw Nm Kw Nm Kw Nm Kw Nm Kw Nm Kw Nm Kw
1500 25.000 6.250 5.412 0.850 1.719 0.270 4.304 0.676 0.127 0.020 2.547 0.400 0.828 0.130 0.891 0.140 0.318 0.050
1000 16.667 4.167 5.348 0.560 1.719 0.180 4.298 0.450 1.337 0.140 2.674 0.280 0.764 0.080 1.051 0.110 0.334 0.035
750 12.500 3.125 5.475 0.430 1.783 0.140 4.329 0.340 1.401 0.110 2.547 0.200 0.853 0.067 1.019 0.080 0.344 0.027
500 8.333 2.083 5.348 0.280 1.719 0.090 4.393 0.230 1.528 0.080 2.674 0.140 0.860 0.045 1.070 0.056 0.382 0.020
300 5.000 1.250 5.412 0.170 1.910 0.060 4.457 0.140 1.592 0.050 2.547 0.080 0.955 0.030 1.082 0.034 0.318 0.010
100 1.667 0.417 5.730 0.060 1.719 0.018 4.775 0.050 1.910 0.020 2.674 0.028 0.955 0.010 1.146 0.012 0.478 0.005
50 0.833 0.208 5.730 0.030 1.719 0.009 5.730 0.030 1.910 0.010 2.674 0.014 1.910 0.010 1.337 0.007 0.573 0.003

N: 1/4, fast speed, 1 turn 1 mm travel
L: 1/16, low speed, 1 turn 0.25 mm travel
For each screw jack has two gear ratio.
About the relationship of gear ratio, load capacities, input power, input torque and input rpm, please return RNF020 specifications.

300: 300 mm travel stroke

Accessories:
N: Standard Jack,No additional accessories
P: Steel Cover
R: Rubber Bellow
Y: Hand Wheel
Other accessories,please check below picture

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