A7V series axial piston variable pump

Technical data

Size		20	28	40	55	58
Control device	LV Constant HP control	●	●	●	●	●
	DR Constant pressure control	●		●		●
	HD Hydraulic control	●	●	●	●	●
	MA Manual control	●	●	●	●	●
Displacement	Vgmax （ml/r ）	20.5	28.1	40.1	54.8	58.5
	Vgmin （ml/r ）	0	8.1	0	15.8	0
Max.speed	At 0.09MPa1) nmax0.09(r/min)	3800	2800	3200	2360	2850
	At 0.10MPa1) nmax0.10(r/min)	4100	3000	3400	2500	3000
	At 0.15MPa1) nmax0.15(r/min)	4750	3600	3750	3000	3350
Max.flow	At nmax0.09 Qmax0.09(l/min)	76	76	124	125	162
	At nmax0.10 Qmax0.10(l/min)	82	82	132	133	170
	At nmax0.15 Qmax0.15(l/min)	94	98	146	160	191
Max.Power ΔP=35MPa	At Qmax0.09 下 Pmax0.09(kW)	46	46	75	75	97
	At Qmax0.10 下 Pmax0.10(kW)	49	49	79	80	102
	At Qmax0.15 下 Pmax0.15(kW)	57	59	89	96	115
Flow Q	At nE=1450r/min 下 (l/min)	28.2	39.5	56.4	77.1	82.3
Power ΔP=35MPa	At nE=1450r/min 下 (kW)	17	24	34	46	50
Torque M ΔP=10MPa	At Vgmax(N •m/10MPa)	32.6	44.7	63.8	87.1	93
	At Vgmin(N •m/10MPa)	–	12.9	–	25.1	–
Mmax ΔP=35MPa	At Vgmax (N •m)	114	156	233	305	326
	At Vgmin(N •m)	–	45	–	88	–
Moment	J (kgm2)	0.0017	0.0017	0.0052	0.0052	0.0109
Weight	(kg)	19	19	28	28	44

Size		80	78	107	117	160
Control device	LV Constant HP control	●	●	●	●	●
	DR Constant pressure control		●		●
	HD Hydraulic control	●	●	●	●	●
	MA Manual control	●	●	●	●	●
Displacement	Vgmax （ml/r ）	80	78	107	117	160
	Vgmin （ml/r ）	23.1	0	30.8	0	46.1
Max.speed	At 0.09MPa1) nmax0.09(r/min)	2120	2540	1900	2240	1650
	At 0.10MPa1) nmax0.10(r/min)	2240	2700	2000	2360	1750
	At 0.15MPa1) nmax0.15(r/min)	2750	3000	2450	2650	2100
Max.flow	At nmax0.09 Qmax0.09(l/min)	165	192	197	254	256
	At nmax0.10 Qmax0.10(l/min)	174	204	208	268	272
	At nmax0.15 Qmax0.15(l/min)	213	227	254	301	326
Max.Power ΔP=35MPa	At Qmax0.09 下 Pmax0.09(kW)	99	115	119	153	154
	At Qmax0.10 下 Pmax0.10(kW)	105	122	125	161	164
	At Qmax0.15 下 Pmax0.15(kW)	128	137	153	181	196
Flow Q	At nE=1450r/min 下 (l/min)	112.5	110	150.5	164.6	225
Power ΔP=35MPa	At nE=1450r/min 下 (kW)	68	66	91	99	135
Torque M ΔP=10MPa	At Vgmax(N •m/10MPa)	127.2	124	170.1	186	254.4
	At Vgmin(N •m/10MPa)	36.7	–	49	–	73.3
Mmax ΔP=35MPa	At Vgmax (N •m)	445	434	595	651	890
	At Vgmin(N •m)	129	–	171	–	275
Moment	J (kgm2)	0.0109	0.0167	0.0167	0.0322	0.0322
Weight	(kg)	44	53	53	76	76

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