Page 21 - Parker - Gearheads and Gearmotors

RS Generation II Output Shaft Load Rating

Formulas below graphs are used to calculate radial load (Prx) at any distance "X" from the gearhead
mounting surface:

RS60 RS115
2200
7500
2000 Radial Pr* Radial Pr*
Axial 7000 Axial
1800 6500
6000
1600
Load, P (N) 1400 Load, P (N) 5500
5000
1200
1000 4500
4000
800 3500
600 3000
0 100 200 300 400 500 600 700 800 900 1000 0 100 200 300 400 500 600 700 800 900 1000
Speed, n (rpm) Speed, n (rpm)

Prx = Pr * 75 mm / (49 + X) Prx = Pr * 124 mm / (81 + X)
Prx = Pr * 2.95 in / (1.93 in + X) Prx = Pr * 4.88 in / (3.19 in + X)

RS90 RS142
12000
4700
Radial Pr* Radial Pr*
4300 Axial 10000 Axial
3900
3500 Load, P (N) 8000
Load, P (N) 3100 6000

2700
2300
4000
1900
1500 2000
0 100 200 300 400 500 600 700 800 900 1000 0 200 400 600 800 1000 1200
Speed, n (rpm) Speed, n (rpm)

Prx = Pr * 96 mm / (62 + X) Prx = Pr * 156 mm / (93 + X)
Prx = Pr * 3.78 in / (2.44 in + X) Prx = Pr * 6.14 in / (3.66 in + X)

* Radial load applied to center of the shaft.

Parker Hannifin Corporation • Electromechanical Automation Division • 800-358-9070 • www.parkermotion.com 21