Vickers BM/BMH/BMM hydraulic motor
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Category: Hydraulic motor
Tags: BM hydraulic motor, BMH hydraulic motor, BMM hydraulic motor
Description
Vickers BM/BMH/BMM Series Hydraulic Motors Specifications
1. Overview
The Vickers BM, BMH, and BMM series hydraulic motors are orbital gerotor motors designed for reliable performance in industrial and mobile hydraulic systems. They feature advanced gerotor gear set design, automatic flow compensation, and high-pressure resistance, suitable for parallel or series configuration.
2. BMM Series Hydraulic Motors
2.1 Key Features
-
Compact volume, lightweight, and economical design with shaft distribution flow
-
Advanced gerotor gear set ensures high efficiency and long service life
-
Shaft seal withstands high back pressure; applicable for parallel/series operation
-
Low starting pressure and smooth operation
2.2 Technical Parameters
|
Model
|
Geometric Displacement (cm³/rev)
|
Max. Pressure (MPa)
|
Max. Speed (rpm)
|
Max. Torque (N·m)
|
Max. Output Power (kW)
|
Max. Flow (L/min)
|
Weight (kg)
|
|---|---|---|---|---|---|---|---|
|
Continuous/
Intermittent
/Peak
|
Continuous/
Intermittent
|
Continuous/
Intermittent/Peak
|
Continuous/
Intermittent
|
Continuous/
Intermittent
|
|||
|
BMM 8
|
8.2
|
10/14/16
|
1950/2450
|
16/21/33
|
2.4/3.2
|
20/25
|
2.0
|
|
BMM 12.5
|
12.9
|
10/14/16
|
1550/1940
|
25/35/51
|
2.4/3.2
|
20/25
|
2.1
|
|
BMM 20
|
19.9
|
7/14/20
|
1000/1250
|
40/57/64
|
2.4/3.2
|
25/25
|
2.4
|
|
BMM 32
|
31.6
|
10/14/20
|
630/800
|
46/70/82
|
1.8/2.6
|
25/25
|
2.3
|
|
BMM 40
|
39.8
|
9/14/16
|
500/630
|
23/88/100
|
1.8/3.2
|
25/25
|
1.9
|
|
BMM 50
|
50.3
|
10/14/20
|
400/500
|
11/45/64
|
2.2/3.2
|
20/25
|
2.2
|
3. BMH Series Hydraulic Motors
3.1 Key Features
-
Advanced gerotor gear set with shaft distribution flow and automatic compensation
-
High continuous/intermittent pressure resistance; peak pressure up to 22.5 MPa
-
Conical roller bearings support high axial and radial loads
-
Compact structure, easy installation, and low noise design
3.2 Technical Parameters
|
Model
|
Geometric Displacement (cm³/rev)
|
Max. Pressure (MPa)
|
Max. Speed (rpm)
|
Max. Torque (N·m)
|
Max. Output Power (kW)
|
Max. Flow (L/min)
|
Weight (kg)
|
|---|---|---|---|---|---|---|---|
|
Continuous/
Intermittent/Peak
|
Continuous/
Intermittent
|
Continuous/
Intermittent/Peak
|
Continuous/
Intermittent
|
Continuous/
Intermittent
|
|||
|
BMH 200
|
203.2
|
17.5/20/22.5
|
740/850
|
348/827/1092
|
14/18.5
|
75/90
|
10.5
|
|
BMH 250
|
255.9
|
19/20/22.5
|
579/702
|
282/651/827
|
14/17.5
|
75/90
|
11.5
|
|
BMH 315
|
316.1
|
16/20/21
|
830/1040
|
366/1170/1250
|
15.5/17.5
|
75/90
|
11.0
|
|
BMH 400
|
406.4
|
20/20/18
|
621/750
|
236/980/1170
|
15/15.5
|
75/90
|
12.3
|
|
BMH 500
|
489.2
|
20/22.5/22.5
|
990/1100
|
155/790/980
|
12.5/17.5
|
75/90
|
13.0
|
4. BM Series Hydraulic Motors
4.1 Key Features
-
Axial distribution design, compatible with OMR/OMP series equivalent models
-
Wide displacement range and multiple flange/shaft options
-
High efficiency and reliable performance in medium-pressure applications
-
Suitable for industrial machinery with parallel/series system requirements
4.2 Technical Parameters
|
Model Range
|
Displacement Range (cm³/rev)
|
Max. Continuous Pressure (MPa)
|
Speed Range (rpm)
|
Max. Output Power (kW)
|
Distribution Type
|
|---|---|---|---|---|---|
|
BM Series
|
36 – 500
|
20 – 22.5
|
30 – 1650
|
3.2 – 18.5
|
Axial Distribution
|
5. Notes
-
Continuous Pressure: Maximum value for long-term continuous operation.
-
Intermittent Pressure: Maximum value for 6 seconds per minute operation.
-
Peak Pressure: Maximum value for 0.6 seconds per minute operation.
-
Recommended oil viscosity: 42 – 74 mm²/s at 40℃; oil cleanliness grade ≤ 19/16.
-
External drain line is required when back pressure exceeds 2 MPa.

BMR MOTOR
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