Page 13 - Parker - Gearheads and Gearmotors

PS 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:

PS60 PS115
2200
7500
2000 Radial Pr*
Radial Pr* 7000 Axial
Axial
1800 6500
Load, P (N) 1600 Load, P (N) 6000
5500
1400
5000
Load, P (N)
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)

PS90 PS142
12000
4700
Radial Pr* Radial Pr*
4300 Axial 10000 Axial
3900 8000
Load, P (N) 3500 Load, P (N) 6000
3100
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 13