• HOME
  • ORBITAL MOTORS

ORBITAL MOTORS

GM6
1700
2100
2500
3000
Displacement
cm/³rev
1690
2127
2513
3041
Piston Ø
mm
82
92
100
110
Shaft Stroke
mm
64
64
64
64
Specific Torque

Nm/bar

lb.ft/psi

26.4

1.37

33.2

1.37

39.2

2.03

47.5

2.46

Pressure Rating¹)
bar
250
250
250
250
Peak Pressure
bar
450
400
350
300
Cont. Speed
rpm
250
225
200
175
Max. Speed
rpm
400
350
300
250
Peak Power

kW

HP

170

231

170

231

170

231

170

231

Approximate weight: 240 kg
Motor casing oil capacity: 25 lit
Max. casing pressure: 1 bar continuous
5 bar peak
GM2
200
250
300
350
420
500
600
630
Displacement
cm³/rev
192
251
304
347
425
493
565
623
Piston Ø
mm
35
40
44
47
52
56
60
63
Shaft Stroke
mm
40
40
40
40
40
40
40
40
Specific Torque
Nm/bar

Ib.ft/psi

3.00

0.155

3.92

0.203

4.75

0.246

5.42

0.281

6.63

0.344

7.69

0.399

8.83

0.457

9.73

0.504

Pressure Rating¹)
bar
250
250
250
250
250
250
250
250
Peak Pressure
bar
425
425
400
375
350
350
300
280
Cont. Speed²)
rpm
550
550
500
500
450
450
450
400
Max. Speed²)
rpm
800
800
750
750
750
700
700
650
Peak Power
kW

HP

59

80

59

80

59

80

59

80

59

80

59

80

59

80

59

80

Approximate weight: 51 kg
Motor casing oil capacity: 2 lit
Max. casing pressure: 1 bar continuous
5 bar peak
GM7
1400
2000
2500
3000
3600
4300
Displacement
[cc/rev]
1373
2007
2471
2985
3611
4298
Bore
[mm]
82
82
110
100
110
120
Shaft Stroke
[mm]
52
76
52
76
76
76
Specific Torque
[nm/bar]
21.85
31.94
39.33
47.51
57.47
68.41
Pressure Rating
[bar]
250
250
250
250
250
250
Peak Pressure
[bar]
425
425
425
400
375
300
Cont. Speed
[rpm]
285
285
285
265
265
200
Max. Speed
[rpm]
450
450
450
400
365
300
Peak Power
[kW]
250
Approximate weight: 300 kg
Motor casing oil capacity: 21 lit
Max. casing pressure: 1 bar continuous
5 bar peak
Max freewheeling speed 800 rpm
GM5
525
650
800
1000
1200
1300
1450
1600
1800
2000
Displacement
cm/³rev
526
659
807
1039
1185
1340
1462
1634
1816
2007
Piston Ø
mm
42
47
52
59
63
67
70
74
78
82
Shaft Stroke
mm
76
76
76
76
76
76
76
76
76
76
Specific Torque
Nm/br

lb.ft/psi

8.22

0.426

10.3

0.533

12.6

0.653

16.2

0.841

18.5

0.959

20.9

1.09

22.8

1.18

25.5

1.32

28.3

1.47

31.3

1.62

Pressure Rating¹)
bar
250
250
250
250
250
250
250
250
250
250
Preak Pressure
bar
450
450
425
425
400
400
375
375
350
350
Cont. Speed
rpm
350
350
325
300
300
300
275
250
250
200
Max. Speed
rpm
500
500
450
450
400
400
350
300
300
250
Peak Power

kW

HP

120

163

120

163

120

163

120

163

120

163

120

163

120

163

120

163

120

163

120

163

Approximate weight: 170 kg
Motor casing oil capacity: 10 lit
Max. casing pressure: 1 bar continuous
5 bar peak
GM05
40
60
75
90
110
130
150
170
200
Displacement
cm³/rev
39
59
74
86
115
129
151
166
191
Piston Ø
mm
25
25
28
37
35
37
40
42
45
Shaft Stroke
mm
16
24
24
16
24
24
24
24
24
Spec. Torque
Nm/bar
0.62
0.94
1.18
1.37
1.83
2.05
2.40
2.64
3.04
Press. Rating¹)
bar
250
250
250
250
250
250
250
250
250
Peak Press.
bar
450
450
425
375
400
375
325
325
280
Cont. Speed³)
rpm
700
700
700
700
650
650
650
600
600
Max. Speed³)
rpm
1000
1000
1000
1000
900
900
900
800
800
Peak Power
kW

HP

20

27

20

27

33

45

33

45

33

45

33

45

33

45

33

45

33

45

Approximate weight: 22 kg
Motor casing oil capacity: 0.8 lit
Max. casing pressure: 1 bar continuous
5 bar peak
GM4
400
500
600
800
900
1000
1100
1250
1300
Displacement
cm ³/rev
402
503
616
793
904
1022
1116
1247
1316
Pistone Ø
mm
42
47
52
59
63
67
70
74
76
Shaft Stroke
mm
58
58
58
58
58
58
58
58
58
Specific Torque
Nm/bar

lb.ft/psi

6.27

0.325

7.85

0.407

9.61

0.499

12.4

0.642

14.1

0.732

16.0

0.827

17.4

0.903

19.5

1.01

20.5

1.07

Pressure Rating¹)
bar
250
250
250
250
250
250
250
250
250
Peak Pressure¹)
bar
450
450
400
400
375
350
350
280
280
Cont. Speed ²)
rpm
450
425
400
350
325
300
275
250
225
Max. Speed ²)
rpm
600
600
550
550
450
400
400
400
350
Peak Power
kW

HP

100

136

100

136

100

136

100

136

100

136

100

136

100

136

100

136

100

136

Approximate weight: 110 kg
Motor casing oil capacity: 6.5 lit
Max. casing pressure: 1 bar continuous
5 bar peak
GM3
350
425
500
600
700
800
900
1000
Displacement
cm³)/rev
352
426
486
595
690
792
873
987
Piston Ø
mm
40
44
47
52
56
60
63
67
Shaft Stroke
mm
56
56
56
56
56
56
56
56
Specific Torque
Nm/bar

lb.ft/psi

5.49

0.285

6.64

0.345

7.58

0.393

9.28

0.482

10.8

0.558

12.4

0.641

13.6

0.707

15.4

0.799

Pressure Rating¹)
bar
250
250
250
250
250
250
250
250
Peak Pressue
bar
450
425
425
400
350
350
350
280
Cont. Speed³)
rpm
525
500
450
450
400
400
350
300
Max. Speed³)
rpm
700
650
600
575
525
500
450
400
Peak Power
kW

HP

80

108

80

108

80

108

80

108

80

108

80

108

80

108

80

108

Approximate weight: 86 kg
Motor casing oil capacity: 4.5 lit
Max. casing pressure: 1 bar continuous
5 bar peak
 
GM03
25
30
40
50
65
80
90
100
110
130
Displacement
[cc/rev]
25
30
39
49
64
77
86
101
111
127
Bore
[mm]
20
22
25
28
32
35
37
40
42
45
Stroke
[mm]
16
Specific Torque
[Nm/bar]
0.4
0.5
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Pressure Rating
[bar]
250
Peak Pressure
[bar]
450
430
410
390
370
350
330
310
290
270
Cont. Speed
[rpm]
910
875
840
805
770
735
700
665
630
630
Max. Speed
[rpm]
1300
1250
1200
1150
1100
1050
1000
950
900
900
Peak Power
[kW]
15
Approximate weight: 15 kg
Motor casing oil capacity: 0.8 lit
Max. casing pressure: 1 bar continuous
5 bar peak
  GM1 100 150 175 200 250 300 320
Displacement cm³/rev 99 154 172 201 243 290 314
Piston Ø mm 28 35 37 40 44 48 50
Shaft Stroke mm 32 32 32 32 32 32 32
Specific Torque nm/bar 1.54 2.40 2.68 3.14 3.80 4.52 4.90
lb.ft/psi 0.080 0.125 0.139 0.163 0.197 0.235 0.254
Pressure Rating¹ bar 250 250 250 250 250 250 250
Peak Pressure bar 425 400 375 350 350 300 280
Cont. Speed² rpm 550 550 550 550 450 350 350
Max. Speed² rpm 1000 1000 900 800 700 650 600
Peak Power kW 48 48 48 48 48 48 48
HP 65 65 65 65 65 65 65
Approximate weight: 27 kg
Motor casing capacity: 1 lit
Max. casing pressure: 1 bar continuous
5 bar peak