PRX Series: Predator
Design Features
- Single-piece construction utilized throughout
- IP65 sealed with Viton® seals at each joint
- High torque design with optimized gear geometry
- Advanced materials and heat treatments
- High torsional stiffness design
- Mounting in any direction
- Captive, bearing supported input pinion
- Simplified quick installation
- NEMA and Metric configurations standard
Performance Specifications
023PRX (NEMA) / 060PRX (METRIC)
034PRX (NEMA) / 090PRX (METRIC)
Ratio
TNOM (1)
ln-lbs (Nm)
ln-lbs (Nm)
TMAX ACCEL
ln-lbs (Nm)
ln-lbs (Nm)
TE-STOP (2)
ln-lbs (Nm)
ln-lbs (Nm)
TNOM (1)
ln-lbs (Nm)
ln-lbs (Nm)
TMAX ACCEL
ln-lbs (Nm)
ln-lbs (Nm)
TE-STOP (2)
ln-lbs (Nm)
ln-lbs (Nm)
4:1
420 (48)
530 (60)
1069 (121)
1487 (168)
1874 (212)
3548 (401)
5:1
360 (41)
455 (51)
1043 (118)
1328 (150)
1674 (189)
3481 (393)
7:1
250 (28)
315 (36)
964 (109)
895 (101)
1128 (127)
2954 (334)
10:1
165 (19)
210 (24)
720 (81)
580 (66)
732 (83)
2564 (290)
16:1
420 (48)
530 (60)
1069 (121)
1487 (168)
1874 (212)
3548 (401)
20:1
420 (48)
530 (60)
1069 (121)
1487 (168)
1874 (212)
3548 (401)
25:1
360 (41)
455 (51)
1043 (118)
1328 (150)
1674 (189)
3481 (393)
28:1
420 (48)
530 (60)
1069 (121)
1487 (168)
1874 (212)
3548 (401)
35:1
360 (41)
455 (51)
1043 (118)
1328 (150)
1674 (189)
3481 (393)
40:1
420 (48)
530 (60)
1069 (121)
1487 (168)
1874 (212)
3548 (401)
50:1
360 (41)
455 (51)
1043 (118)
1328 (150)
1674 (189)
3481 (393)
70:1
286 (32)
360 (41)
964 (109)
1029 (116)
1297 (146)
2954 (334)
100:1
192 (22)
241 (27)
720 (81)
674 (76)
849 (96)
2564 (290)
Torsional Stiffness
20 in-lbs/arc-min
80 in-lbs/arc-min
Gearbox Weight (lbs)
1 stage 2.8 lbs / 2 stage 3.8 lbs
1 stage 9.1 lbs / 2 stage 12.7 lbs
Input Speed
6500 RPM Maximum
Backlash (arc-min)
4 (1 stage), 6 (2 stage)
IP Rating
IP65
Service Life
>20,000 HOURS
Efficiency (4)
1 stage >95% / 2 stage >90%
Operating Temperature
-40F to +250F
Shaft Loads
1. All torque ratings are based upon 3,000 RPM nominal input speed, and 15,000 hours minimum service life.
2. E-STOP torque rating is limited to 1,000 occurrences.
3. Torsional Stiffness rating varies by type and ratio. Specified rating based on Metric, 5:1 ratio.
4. Efficiency rated at 3,000 RPM input speed, at Nominal Rated Torque.
5. Other ratios available.
Gearhead Dimensions
Dimension
Code
023PRX
Inch (mm)
Inch (mm)
060PRX
Metric (in)
Metric (in)
034PRX
Inch (mm)
Inch (mm)
090PRX
Metric (in)
Metric (in)
Pilot Diameter (+.000/-.002 in)
A
1.500 (38)
50 (1.969)
2.875 (73)
80 (3.150)
Square Flange
B
2.25 (57)
60 (2.36)
3.450 (87)
90 (3.540)
Shaft Length
C
1.25 (32)
30 (1.18)
1.500 (38)
40 (1.57)
Shaft Diameter (+.0000/-.0005 in)
D
0.500 (12.7)
16 (0.6299)
0.750 (19)
22 (0.8661)
Pilot Length
E
0.062 (2)
3 (0.118)
0.062 (2)
3 (0.118)
Flange Thickness
F
0.250 (6.4)
6.4 (0.250)
0.375 (9.5)
9.5 (0.375)
Key Length
G
0.75 (19)
20 (0.790)
0.980 (25)
25 (0.980)
Key Height
H
0.047 (1.2)
2 (0.079)
0.081 (2.06)
2.5 (0.098)
Key Width (3)
M
0.125 (3.18)
5 (0.1969)
0.188 (5)
6 (0.2362)
Housing Diameter
I
2.95 (75)
80 (3.15)
4.58 (116)
116 (4.58)
Bolt Hole Diameter
J
0.205 (5.2)
5.6 (0.220)
0.220 (5.6)
6.6 (0.260)
Bolt Circle Diameter
K
2.625 (67)
70 (2.756)
3.875 (98)
100 (3.937)
Gearhead Length (1)
L1
L2
L2
3.23 (82)
4.38 (111)
4.38 (111)
82 (3.230)
111 (4.380)
111 (4.380)
4.73 (120)
6.50 (165)
6.50 (165)
120 (4.730)
165 (6.500)
165 (6.500)
Moment of Inertia Table(2) (oz-in-sec2)
Ratio
023PRX
060PRX
034PRX
090PRX
4:1
2.190E-03
2.206E-03
1.554E-02
1.557E-02
5:1
1.887E-03
1.896E-03
1.310E-02
1.312E-02
7:1
1.661E-03
1.666E-03
1.117E-02
1.118E-02
10:1
1.547E-03
1.550E-03
1.018E-02
1.019E-02
16:1
1.852E-03
1.853E-03
1.303E-02
1.303E-02
20:1
1.670E-03
1.671E-03
1.149E-02
1.149E-02
25:1
1.659E-03
1.659E-03
1.139E-02
1.139E-02
28:1
1.551E-03
1.551E-03
1.036E-02
1.035E-02
35:1
1.545E-03
1.545E-03
1.030E-02
1.030E-02
40:1
1.493E-03
1.493E-03
9.778E-03
9.778E-03
50:1
1.490E-03
1.490E-03
9.753E-03
9.753E-03
70:1
1.488E-03
1.488E-03
9.734E-03
9.734E-03
100:1
1.487E-03
1.487E-03
9.724E-03
9.724E-03
- Gearhead Length based on NEMA motor mounting.
- Gearhead inertia values shown include pinion, clamp and sleeve, and are for standard NEMA mounting.
- Key Width tolerance for English keys is: )+.0001 / -.000in.
Key Width tolerance for Metric keys is: +.000 / -.0012in. - All specifications are subject to change withour prior notice