Variable Displacement Piston motor A6VM for Crane, China Variable Displacement Piston motor A6VM for Crane Manufacturers, Suppliers, Factory - Wenzhou Prance Hydraulic Equipment Co., Ltd

Feature:

1).Robust motor with long service life .

2).Approved for very high rotational speeds.

3).High control range (can be swiveled to zero).

4).High torque.

5).Variety of contra Is Optionally with flushing and boost-pressure valve mounted.

6).Optionally with Integrated or mounted counterbalance valve.

7).Bent-axis design.

Product	A6VM
Application	1.Crawler Cranes 2.Shield Tunneling Machines 3.Wheeled Excavators 4.Core Drilling Rigs 5.Aerial Work Platforms
Displacement/Size	28, 55, 80, 107, 140, 160, 200, 250, 355, 500, and 1000 ml/rev
Control types	mechanical;hydraulic;electronic controls;Electro-Proportional Control
Max pressure	450 Bars
Max Speed	8000rpm
Max Flow	1600L
Material	Cast Iron
Guarantee Period	1 Year
Customization or not	Yes

variable displacement piston motor a6vm for crane-1

Technical data
Size		NG		28	55	80	107	140	160
Geometric displacement,perrevolution¹		Vgmax	cm³	28.1	54.8	80	107	140	160
		Vgmin	cm³	0	0	0	0	0	0
		Vgx	cm³	18	35	51	68	88	61
Maximum rotational	at Vgmax	nnom	rpm	5550	4450	3900	3550	3250	3100
speed2)(while adhering tothe maximum permissible	at V₉	nmax	rpm	8750	7000	6150	5600	5150	4900
inlet flow)	where Vg.	nmax	rpm	10450	8350	7350	6300	5750	5500
Inlet flow3)	at nnom and Vgmax	qvamx	I/min	156	244	312	380	455	496
Torque4)	at Vgmaxand △p=400bar	T	Nm	179	349	509	681	891	1019
Torque4)	at Vgmaxand △p=350bar	T	Nm	157	305	446	596	778	891
Rotary stiffness	Vgmaxto Vg/2	cmin	kNm/rad	6	10	16	21	34	35
Rotary stiffness	Vg/2to 0(interpolated)	cmin	kNm/rad	18	32	48	65	93	105
Moment of inertia for rotary group		JTW	kgm²	0.0014	0.0042	0.008	0.127	0.0207	0.0253
Maximum angular acceleration		α	rad/s²	47000	31500	24000	19000	11000	11000
Case volume		V	I	0.5	0.75	1.2	1.5	1.8	2.4
Weight approx.		m	kg	16	28	36	46	61	62
Size			NG		200	250	355	500	1000
Geometric displacement,per revolution'		Vgmax	cm³	200	250	355	500	1000
		Vgmin	cm³	0	0	0	0	0
		Vgx	cm³	76	205	300	417	1000
Maximum rotational	at Vgmax	nnom	rpm	2900	2700	2240	2000	1600
spped²'(while adhering tothe maximum permissibleinlet flow)	at V₉	nmax	rpm	4600	3300	2650	2400	1600
spped²'(while adhering tothe maximum permissibleinlet flow)	where Vg0	nmax	rpm	5100	3300	2650	2400	1600
Inlet flow³	at nnm and Vgmax	qvmax	I/min	580	675	795	1000	1600
Torque⁴)	at Vgmax and △p =400 bar	T	Nm	1273	一
Torque⁴)	at Vgmax and △p=350 bar	T	Nm	1114	1391	1978	2785	5571

	Technical data
Size		NG		28	55	80	107	140	160
Geometric displacement,perrevolution¹		Vgmax	cm³	28.1	54.8	80	107	140	160
		Vgmin	cm³	0	0	0	0	0	0
		Vgx	cm³	18	35	51	68	88	61
Maximum rotational	at Vgmax	nnom	rpm	5550	4450	3900	3550	3250	3100
speed2)(while adhering tothe maximum permissible	at V₉	nmax	rpm	8750	7000	6150	5600	5150	4900
inlet flow)	where Vg.	nmax	rpm	10450	8350	7350	6300	5750	5500
Inlet flow3)	at nnom and Vgmax	qvamx	I/min	156	244	312	380	455	496
Torque4)	at Vgmaxand △p=400bar	T	Nm	179	349	509	681	891	1019
Torque4)	at Vgmaxand △p=350bar	T	Nm	157	305	446	596	778	891
Rotary stiffness	Vgmaxto Vg/2	cmin	kNm/rad	6	10	16	21	34	35
Rotary stiffness	Vg/2to 0(interpolated)	cmin	kNm/rad	18	32	48	65	93	105
Moment of inertia for rotary group		JTW	kgm²	0.0014	0.0042	0.008	0.127	0.0207	0.0253
Maximum angular acceleration		α	rad/s²	47000	31500	24000	19000	11000	11000
Case volume		V	I	0.5	0.75	1.2	1.5	1.8	2.4
Weight approx.		m	kg	16	28	36	46	61	62
Size			NG		200	250	355	500	1000
Geometric displacement,per revolution'		Vgmax	cm³	200	250	355	500	1000
		Vgmin	cm³	0	0	0	0	0
		Vgx	cm³	76	205	300	417	1000
Maximum rotational	at Vgmax	nnom	rpm	2900	2700	2240	2000	1600
spped²'(while adhering tothe maximum permissibleinlet flow)	at V₉	nmax	rpm	4600	3300	2650	2400	1600
spped²'(while adhering tothe maximum permissibleinlet flow)	where Vg0	nmax	rpm	5100	3300	2650	2400	1600
Inlet flow³	at nnm and Vgmax	qvmax	I/min	580	675	795	1000	1600
Torque⁴)	at Vgmax and △p =400 bar	T	Nm	1273	一
Torque⁴)	at Vgmax and △p=350 bar	T	Nm	1114	1391	1978	2785	5571
Rotary stiffness	Vgmax to V₉/2	Cmin	kNm/rad	44	60	75	115	281
Rotary stiffness	V,/2 to 0(interpolated)	Cmin	kNm/rad	130	181	262	391	820
Moment of inertia for rotary group		JTw	kgm²	0.0353	0.061	0.102	0.178	0.55
Maximum angular acceleration		a	rad/s²	11000	10000	8300	5500	4000
Case volume		V	I	2.7	3.00	5.0	7.0	16.0
Weight approx.		m	kg	78	100	170	210	430

>Rotary stiffnessVgmax to V₉/2CminkNm/rad446075115281

V,/2 to 0(interpolated)CminkNm/rad130181262391820Moment of inertia for rotary groupJTwkgm²0.03530.0610.1020.1780.55Maximum angular accelerationarad/s²1100010000830055004000Case volumeVI2.73.005.07.016.0Weight approx.mkg78100170210430