Rexroth piston pump A2FO Bent shaft fixed

Short Description:

Sizes Nominal pressure/Maximum pressure 10 to 180 5800/6500 psi (400/450 bar)
250 5100/5800 psi (350/400 bar)
Open circuits

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Product Parameters

Size		NG		5	10	12	16	23	28	32	45	56	63	80
Displacement geometric, per revolution		V_g	cm3	4.93	10.3	12	16	22.9	28.1	32	45.6	56.1	63	80.4
Speed maximum1)		nnom	rpm	5600	3150	3150	3150	2500	2500	2500	2240	2000	2000	1800
		n 2)	rpm	8000	6000	6000	6000	4750	4750	4750	4250	3750	3750	3350
		max	rpm	8000	6000	6000	6000	4750	4750	4750	4250	3750	3750	3350
Flow at n_nom		q_V	L/min	27.6	32	38	50	57	70	80	102	112	126	145
Power at	Dp = 350 bar	P	kW	14.5	19	22	29	33	41	47	60	65	74	84
Power at	Dp = 400 bar	P	kW	–	22	25	34	38	47	53	68	75	84	96
Torque3)	Dp = 350 bar	T	Nm	24.74)	57	67	89	128	157	178	254	313	351	448
at V_g and	Dp = 400 bar	T	Nm	–	66	76	102	146	179	204	290	357	401	512
Rotary stiffness		c	kNm/rad	0.63	0.92	1.25	1.59	2.56	2.93	3.12	4.18	5.94	6.25	8.73
Moment of inertia for rotary group		JGR	kgm2	0.00006 0.0004		0.0004	0.0004	0.0012	0.0012	0.0012	0.0024	0.0042	0.0042	0.0072
Maximum angular acceleration		a	rad/s2	5000	5000	5000	5000	6500	6500	6500	14600	7500	7500	6000
Case volume		V	L	0.17		0.17	0.17	0.2	0.2	0.2	0.33	0.45	0.45	0.55
Mass (approx.)		m	kg	2.5	6	6	6	9.5	9.5	9.5	13.5	18	18	23

Size		NG		90	107	125	160	180	200	250	355	500	710	1000
Displacement geometric, per revolution		V_g	cm3	90	106.7	125	160.4	180	200	250	355	500	710	1000
Speed maximum1)		nnom	rpm	1800	1600	1600	1450	1450	1550	1500	1320	1200	1200	950
		n 2)	rpm	3350	3000	3000	2650	2650	2750	1800	1600	1500	1500	1200
		max	rpm	3350	3000	3000	2650	2650	2750	1800	1600	1500	1500	1200
Flow at n_nom		q_V	L/min	162	171	200	233	261	310	375	469	600	852	950
Power at	Dp = 350 bar	P	kW	95	100	117	136	152	181	219	273	350	497	554
Power at	Dp = 400 bar	P	kW	108	114	133	155	174	207	–	–	–	–	–
Torque3)	Dp = 350 bar	T	Nm	501	594	696	893	1003	1114	1393	1978	2785	3955	5570
at V_g and	Dp = 400 bar	T	Nm	573	679	796	1021	1146	1273	–	–	–	–	–
Rotary stiffness		c	kNm/rad	9.14	11.2	11.9	17.4	18.2	57.3	73.1	96.1	144	270	324
Moment of inertia for rotary group		JGR	kgm2	0.0072	0.0116	0.0116	0.022	0.022	0.0353	0.061	0.102	0,178	0.55	0.55
Maximum angular acceleration		a	rad/s2	6000	4500	4500	3500	3500	11000	10000	8300	5500	4300	4500
Case volume		V	L	0.55	0.8	0.8	1.1	1.1	2.7	2.5	3.5	4.2	8	8
Mass (approx.)		m	kg	23	32	32	45	45	66	73	110	155	325	336

Distinguishing Feature

–Fixed pump with axial tapered piston rotary group of bent-axis design, for hydrostatic drives in an open circuit
–For use in mobile and stationary applications
–The flow is proportional to the drive speed and displacement
–The drive shaft bearings are designed for the bearing service life requirements usually encountered in these areas
–High power density
–Small dimensions
–High total efficiency
–Economical design
–One-piece tapered piston with piston rings for sealing

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FAQ

Q: Are you trading company or manufacturer?
A: We are manufacturer.
Q: How long is the Warranty?
A: One-year warranty.
Q: What is your payment terms?
A: 100% in advance, long-term dealer 30% in advance, 70% before shipping.
Q: How about the delivery time?
A: Conventional products take 5-8 days, and unconventional products depend on the model and quantity

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