Lawn & Garden Solutions

M-Series: HGM

Hydraulic Wheel Motors
Features & Benefits of the M Series Fixed Displacement, Bidirectional Motor include:
  • Compact design
  • High total efficiency
  • Integrated high pressure shaft seal
  • No drain line needed
  • Large bearing capacity
  • Patented "Secondary Commutation"
  • High starting torque capacity
  • Paint is standard
  • Parking brake mount
  • Motor timing for optimized efficiency
  • Parking brake and wheel hubs available from Hydro-Gear®
HGM
TypeHGM-12PHGM-12EHGM-15EHGM-18EHGM-24E
Rotation cw– 7172– 3050– 3051– 3052– 3053
Rotation ccw– 7172– 3054– 3055– 3056– 3057
Weight lb [kg]14.6 [6.6]21.9 [9.9]22.6 [10.3]23.6 [10.7]25.0 [11.3]

 

TypeHGMHGMHGMHGMHGM
Motor Size–12P–12E–15E–18E–24E
Geometric Displacement
cu in [cc]
11.87
[194.5]
12.09
[198.2]
15.14
[248.1]
18.92
[310.1]
23.84
[390.7]

Max. Speed

rpm
cont.310300241190150
int.1)390375301238175

Max. Torque



in-lbf
[daNm]
cont.3190
[36]
4160
[47]
4514
[51]
4602
[52]
4868
[55]
int.1)3980
[45]
4514
[51]
5045
[57]
5664
[64]
6461
[73]
peak2)4780
[54]
5045
[57]
5664
[64]
6550
[74]
7523
[85]

Max. Output

hp
[kW]
cont.13.5
[10]
14.8
[11]
13.4
[10]
10.7
[8]
9.4
[7]
int.1)16
[12]
18.8
[14]
16.1
[12]
13.4
[10]
12.1
[9]

Max. Pressure Drop



psi
[bar]
cont.2000
[138]
2683
[185]
2321
[160]
1885
[130]
1668
[115]
int.1)2500
[172]
2901
[200]
2611
[180]
2321
[160]
2176
[150]
peak2)3300
[228]
3263
[225]
2901
[200]
2683
[185]
2538
[175]

Max. Oil Flow

gpm
[l/min]
cont.16
[60]
16
[60]
16
[60]
16
[60]
16
[60]
int.1)20
[75]
20
[75]
20
[75]
20
[75]
20
[75]
Max. Starting Pressure
with unloaded shaft
psi
[bar]
 100
[6.9]
102
[7]
102
[7]
102
[7]
102
[7]

Min. Starting Torque

in-lbf
[daNm]
at max. press.
drop.cont.
3000
[34]
3717
[42]
4071
[46]
41604602
[52]
at max. press.
drop.int.1)
3710
[42]
4071
[46]
4602
[52]
5045
[57]
5930
[67]
Min. Continuous Speed3)rpm
755555
Shaft
1"
Tapered
1.25"
Tapered
1.25"
Tapered
1.25"
Tapered
1.25"
Tapered
1.25"
Tapered

 

TypeMax. inlet pressureMax. return pressure
HGM-E
psi [bar]
cont.2901 [200]2901 [200]
int.1)3046 [210]3046 [210]
peak23263 [225]3263 [225]

HGM-P


psi [bar]
cont.2538 [175]2538 [175]
int.1)2901 [200]2901 [200]
peak2)3263 [225]3263 [225]

1) Intermittent operation; the permissible values may occur for max. 10% of every minute.
2) Peak load: the permissible values may occur for max. 1% of every minute.
3) Operation at lower speeds may be slightly less smooth.