Fixed Displacement Axial Piston Motor for Closed Circuit

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Website: http://hydraulicsystem-en.com/1-2-2-fixed-displacement-motor.html

The HL-A2FM fixed displacement motor is built for hydraulic drive systems, delivering high torque, outstanding efficiency, and fast dynamic response. Designed for heavy-duty machinery, this motor ensures reliable power and stability in demanding applications.

Displacement 10-200 cm³/rev
Nominal pressure 400 bar
Max. allowable pressure 450 bar

Technical Data

Size

Displacement
(cm³/rev)

Max. speed (rpm)

n_nom

N_max

Max. Flow
(L/min)

Torque (Nm)

Δp=350 bar

Δp=400 bar

Details

10.3

8000

8800

Geometric displacement		V_g	cm³/rev	10.3
Max. rotation speed		n_nom	rpm	8000
Max. rotation speed		n_max	rpm	8800
Inlet flow at n_nom and V_g		q_v	L/min	82
Torque at V_g	Δp=350 bar	T	Nm	57
Torque at V_g	Δp=400 bar	T	Nm	66
Rotary stiffness		c	kNm/rad	0.92
Moment of inertia for rotary group		J_GR	kgm²	0.0004
Max. angular acceleration		α	rad/s²	5000
Case volume		V	L	0.17
Weight (approx.)		m	kg	5.4

8000

Geometric displacement		V_g	cm³/rev	12
Max. rotation speed		n_nom	rpm	8000
Max. rotation speed		n_max	rpm	8000
Inlet flow at n_nom and V_g		q_v	L/min	96
Torque at V_g	Δp=350 bar	T	Nm	67
Torque at V_g	Δp=400 bar	T	Nm	76
Rotary stiffness		c	kNm/rad	1.25
Moment of inertia for rotary group		J_GR	kgm²	0.0004
Max. angular acceleration		α	rad/s²	5000
Case volume		V	L	0.17
Weight (approx.)		m	kg	5.4

8000

102

Geometric displacement		V_g	cm³/rev	16
Max. rotation speed		n_nom	rpm	8000
Max. rotation speed		n_max	rpm	8000
Inlet flow at n_nom and V_g		q_v	L/min	128
Torque at V_g	Δp=350 bar	T	Nm	89
Torque at V_g	Δp=400 bar	T	Nm	102
Rotary stiffness		c	kNm/rad	1.59
Moment of inertia for rotary group		J_GR	kgm²	0.0004
Max. angular acceleration		α	rad/s²	5000
Case volume		V	L	0.17
Weight (approx.)		m	kg	5.4

22.9

6300

6900

128

146

Geometric displacement		V_g	cm³/rev	22.9
Max. rotation speed		n_nom	rpm	6300
Max. rotation speed		n_max	rpm	6900
Inlet flow at n_nom and V_g		q_v	L/min	144
Torque at V_g	Δp=350 bar	T	Nm	128
Torque at V_g	Δp=400 bar	T	Nm	146
Rotary stiffness		c	kNm/rad	2.56
Moment of inertia for rotary group		J_GR	kgm²	0.0012
Max. angular acceleration		α	rad/s²	6500
Case volume		V	L	0.2
Weight (approx.)		m	kg	9.5

28.1

6300

6900

157

179

Geometric displacement		V_g	cm³/rev	28.1
Max. rotation speed		n_nom	rpm	6300
Max. rotation speed		n_max	rpm	6900
Inlet flow at n_nom and V_g		q_v	L/min	177
Torque at V_g	Δp=350 bar	T	Nm	157
Torque at V_g	Δp=400 bar	T	Nm	179
Rotary stiffness		c	kNm/rad	2.93
Moment of inertia for rotary group		J_GR	kgm²	0.0012
Max. angular acceleration		α	rad/s²	6500
Case volume		V	L	0.2
Weight (approx.)		m	kg	9.5

6300

6900

178

204

Geometric displacement		V_g	cm³/rev	32
Max. rotation speed		n_nom	rpm	6300
Max. rotation speed		n_max	rpm	6900
Inlet flow at n_nom and V_g		q_v	L/min	202
Torque at V_g	Δp=350 bar	T	Nm	178
Torque at V_g	Δp=400 bar	T	Nm	204
Rotary stiffness		c	kNm/rad	3.12
Moment of inertia for rotary group		J_GR	kgm²	0.0012
Max. angular acceleration		α	rad/s²	6500
Case volume		V	L	0.2
Weight (approx.)		m	kg	9.5

45.6

5600

6200

254

290

Geometric displacement		V_g	cm³/rev	45.6
Max. rotation speed		n_nom	rpm	5600
Max. rotation speed		n_max	rpm	6200
Inlet flow at n_nom and V_g		q_v	L/min	255
Torque at V_g	Δp=350 bar	T	Nm	254
Torque at V_g	Δp=400 bar	T	Nm	290
Rotary stiffness		c	kNm/rad	4.18
Moment of inertia for rotary group		J_GR	kgm²	0.0024
Max. angular acceleration		α	rad/s²	14600
Case volume		V	L	0.33
Weight (approx.)		m	kg	13.5

56.1

5000

5500

351

401

Geometric displacement		V_g	cm³/rev	56.1
Max. rotation speed		n_nom	rpm	5000
Max. rotation speed		n_max	rpm	5500
Inlet flow at n_nom and V_g		q_v	L/min	281
Torque at V_g	Δp=350 bar	T	Nm	351
Torque at V_g	Δp=400 bar	T	Nm	401
Rotary stiffness		c	kNm/rad	5.94
Moment of inertia for rotary group		J_GR	kgm²	0.0042
Max. angular acceleration		α	rad/s²	7500
Case volume		V	L	0.45
Weight (approx.)		m	kg	18

5000

5500

448

512

Geometric displacement		V_g	cm³/rev	63
Max. rotation speed		n_nom	rpm	5000
Max. rotation speed		n_max	rpm	5500
Inlet flow at n_nom and V_g		q_v	L/min	315
Torque at V_g	Δp=350 bar	T	Nm	448
Torque at V_g	Δp=400 bar	T	Nm	512
Rotary stiffness		c	kNm/rad	6.25
Moment of inertia for rotary group		J_GR	kgm²	0.0042
Max. angular acceleration		α	rad/s²	7500
Case volume		V	L	0.45
Weight (approx.)		m	kg	18

80.4

4500

5000

501

573

Geometric displacement		V_g	cm³/rev	80.4
Max. rotation speed		n_nom	rpm	4500
Max. rotation speed		n_max	rpm	5000
Inlet flow at n_nom and V_g		q_v	L/min	362
Torque at V_g	Δp=350 bar	T	Nm	501
Torque at V_g	Δp=400 bar	T	Nm	573
Rotary stiffness		c	kNm/rad	8.73
Moment of inertia for rotary group		J_GR	kgm²	0.0072
Max. angular acceleration		α	rad/s²	6000
Case volume		V	L	0.55
Weight (approx.)		m	kg	23

4500

5000

594

679

Geometric displacement		V_g	cm³/rev	90
Max. rotation speed		n_nom	rpm	4500
Max. rotation speed		n_max	rpm	5000
Inlet flow at n_nom and V_g		q_v	L/min	405
Torque at V_g	Δp=350 bar	T	Nm	594
Torque at V_g	Δp=400 bar	T	Nm	679
Rotary stiffness		c	kNm/rad	9.14
Moment of inertia for rotary group		J_GR	kgm²	0.0072
Max. angular acceleration		α	rad/s²	6000
Case volume		V	L	0.55
Weight (approx.)		m	kg	23

107

106.7

4000

4400

696

796

Geometric displacement		V_g	cm³/rev	106.7
Max. rotation speed		n_nom	rpm	4000
Max. rotation speed		n_max	rpm	4400
Inlet flow at n_nom and V_g		q_v	L/min	427
Torque at V_g	Δp=350 bar	T	Nm	696
Torque at V_g	Δp=400 bar	T	Nm	796
Rotary stiffness		c	kNm/rad	11.2
Moment of inertia for rotary group		J_GR	kgm²	0.0116
Max. angular acceleration		α	rad/s²	4500
Case volume		V	L	0.8
Weight (approx.)		m	kg	32

125

4000

4400

893

1021

Geometric displacement		V_g	cm³/rev	125
Max. rotation speed		n_nom	rpm	4000
Max. rotation speed		n_max	rpm	4400
Inlet flow at n_nom and V_g		q_v	L/min	500
Torque at V_g	Δp=350 bar	T	Nm	893
Torque at V_g	Δp=400 bar	T	Nm	1021
Rotary stiffness		c	kNm/rad	11.9
Moment of inertia for rotary group		J_GR	kgm²	0.0116
Max. angular acceleration		α	rad/s²	4500
Case volume		V	L	0.8
Weight (approx.)		m	kg	32

160

160.4

3600

4000

1003

1146

Geometric displacement		V_g	cm³/rev	160.4
Max. rotation speed		n_nom	rpm	3600
Max. rotation speed		n_max	rpm	4000
Inlet flow at n_nom and V_g		q_v	L/min	577
Torque at V_g	Δp=350 bar	T	Nm	1003
Torque at V_g	Δp=400 bar	T	Nm	1146
Rotary stiffness		c	kNm/rad	17.4
Moment of inertia for rotary group		J_GR	kgm²	0.022
Max. angular acceleration		α	rad/s²	3500
Case volume		V	L	1.1
Weight (approx.)		m	kg	45

180

3600

4000

1114

1273

Geometric displacement		V_g	cm³/rev	180
Max. rotation speed		n_nom	rpm	3600
Max. rotation speed		n_max	rpm	4000
Inlet flow at n_nom and V_g		q_v	L/min	648
Torque at V_g	Δp=350 bar	T	Nm	1114
Torque at V_g	Δp=400 bar	T	Nm	1273
Rotary stiffness		c	kNm/rad	18.2
Moment of inertia for rotary group		J_GR	kgm²	0.022
Max. angular acceleration		α	rad/s²	3500
Case volume		V	L	1.1
Weight (approx.)		m	kg	45

200

2750

3000

313

357

Geometric displacement		V_g	cm³/rev	200
Max. rotation speed		n_nom	rpm	2750
Max. rotation speed		n_max	rpm	3000
Inlet flow at n_nom and V_g		q_v	L/min	550
Torque at V_g	Δp=350 bar	T	Nm	313
Torque at V_g	Δp=400 bar	T	Nm	357
Rotary stiffness		c	kNm/rad	57.3
Moment of inertia for rotary group		J_GR	kgm²	0.0353
Max. angular acceleration		α	rad/s²	11000
Case volume		V	L	2.7
Weight (approx.)		m	kg	66

Size	Displacement (cm³/rev)	Max. speed (rpm)		Max. Flow (L/min)	Torque(Nm)
Size	Displacement (cm³/rev)	n_nom	n_max	Max. Flow (L/min)	Δp=350 bar	Δp=400 bar
10	10.3	8000	8800	57	66
12	12	8000	8000	67	76
16	16	8000	8000	89	102
23	22.9	6300	6900	128	146
28	28.1	6300	6900	157	179
32	32	6300	6900	178	204
45	45.6	5600	6200	254	290
56	56.1	5000	5500	351	401
63	63	5000	5500	448	512
80	80.4	4500	5000	501	573
90	90	4500	5000	594	679
107	106.7	4000	4400	696	796
125	125	4000	4400	893	1021
160	160.4	3600	4000	1003	1146
180	180	3600	4000	1114	1273
200	200	2750	3000	313	357

Features

proportional speed control Output speed is directly proportional to input flow and inversely proportional to displacement, ensuring precise operation.
torque adaptability Drive torque increases as the pressure difference between the motor’s high-pressure and low-pressure sides grows, providing powerful performance.
compact and efficient design Features a high power-to-weight ratio and optimized volumetric efficiency, making it ideal for space-constrained systems.
integrated axial piston design Built with a one-piece tapered piston with a piston ring, enhancing durability and efficiency.

Applications

Construction Machinery

Mining and Quarrying Equipment

Agricultural Machinery

This axial piston motor is engineered to deliver the power, control, and efficiency your system demands. Contact us today to explore the best solution for your needs.