REXROTH A10VM Hydraulic Motor

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type:	A10VM18 A10VM28 A10VM35 A10VM45 A10VM63 A10VM85
spare parts avaliable:	Cylinder Block Valve Plate Piston Shoe Retainer Plate Ball Guide Drive Shaft Others
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REXROTH A10VM Hydraulic Motor and spare parts Product Introduction

REXROTH A10VM 18/28/35/45/63/85 Hydraulic Motor technical data:

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REXROTH A10VM 18/28/35/45/63/85 Hydraulic Motor spare parts list:

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Table of values (theoretical values,without efficiency levels and tolerances;values rounded)

Size			28	45	63	85
Displacement	Vg max	in3(cm3)	1.71	2.75	3.78	5.31
Displacement	Vg min	in3(cm3)	(28)	(45)	(62)	(87)
	Vg min	in3(cm3)	0.49 (8) (VM)	0.73 (12)	0.98 (16)	1.34 (22)
	Vg min	in3(cm3)	0.61 (10) (VE)
Speed1)
max. at Vg max	n0 max	rpm	4700	4000	3300	3100
max. at Vg min	n0 max zul	rpm	5400	4600	3900	3560
Min. speed in cont. operation	n0 min	rpm	250	250	250	250
Inlet flow
at n0 maxand Vg max	qV0 max	rpm	91	47.5	54	71.3
		(L/min)	(132)	180	(205)	(270)
Torque constant2)at Vg max	TK	lp-ft/psi	0.022	0.036	0.049	0.071
		(Nm/bar)	(0.445)	(0.716)	(1.002)	(1.350)
Torque
at Vg max pN= 4000 psi (280 bar)	Tmax	lb-ft	91	146	200	283
		(Nm)	-125	-200	-276	-387
Actual starting torque
at n = 0 rpm pN= 4000 psi (280 bar)	T	lb-ft approx.	67	108	149	184
at n = 0 rpm pN= 4000 psi (280 bar)		(Nm ca.)	(92)	(149)	(205)	(253)
Rotary stiffness	Shaft R	lb-ft/rad	18900	29800	50500	111600
	Shaft R	(Nm/rad)	(26000)	(41000)	(69400)	(152900)
	Shaft W	lb-ft/rad	14400	25000	39300	85800
	Shaft W	(Nm/rad)	(19800)	(34400)	(54000)	(117900)
Mass moment of inertia (about output shaft)	J	ld-ft2(kgm2)	0.0403 (0.0017)	0.0783 (0.0033)	0.1329 (0.0056)	0.2847 (0.012)
Filling volume		gal (L)	0.16 (0.6)	0.185 (0.7)	0.21 (0.8)	0.26 (1.0)
Weight approx.	m	lbs (kg)	30.9 (14)	39.7 (18)	57.3 (26)	75.0 (34)
1)At max. speed in closed circuit operation make sure that motor outlet pressure is at least ≥ 18 bar. 2)in open circuit Δp 4000 psi (280 bar) at pboostpress.30 psi (2 bar) in closed circuit Δp 3700 psi (260 bar) at pboostpress.290 psi (20 bar)

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