Variable Displacement Piston pump A4VTG for Concret Mixing Truck, China Variable Displacement Piston pump A4VTG for Concret Mixing Truck Manufacturers, Suppliers, Factory - Wenzhou Prance Hydraulic Equipment Co., Ltd

Feature:

1).Integrated auxliay pump for boost and piot oilsupply.

2).Flow direcion changes smoothy when the swashplate is moved through the neutral postion

3).High-pressure relief valves with integated boost function.

4).With adjustable pressure cut-off as standard

5).Boost-pressure relief valve

6).Through drive for mounting of further pumps up to same nominal size

7).Large variety of controls

8).Swashplate design

variable displacement piston pump a4vtg for concret mixing truck-1

Size			NG		71	90
Displacement	variable pump		V_gmax	in³	4.33	5.49
	variable pump		V_gmax	cm³	71	90
	boost pump(at p=290 psi(20 bar))		V_{g sp}	in³	1.25	1.65
	boost pump(at p=290 psi(20 bar))		V_{g sp}	cm³	20.5	27
Speed	at V_{g max}		N_nom	rpm	3300	3050
Speed	minimum		nmin	rpm	500	500
Flow	at nn_om and V_{g max}		qv max	gpm	62	72
Flow	at nn_om and V_{g max}		qv max	I/min	234	275
Power¹)	at n_nom,V_{g max} and	△p=5800 psi	Pmax	hp	210	244
Power¹)	at n_nom,V_{g max} and	△p=400 bar	Pmax	kW	156	183
Torque¹)	at V_{g max} and	△p=5800 psi	Tmax	lb-ft	333	422
		△p=400 bar	Tmax	Nm	452	573
		△p=1450 psi	T	lb-ft	83	106
		△p=100 bar	T	Nm	113	143
Rotary stiffness	drive shaft M9		C	lb-ft/rad
Rotary stiffness	drive shaft M9		C	Nm/rad		On request
Moment of inertia for rotary group			J_GR	Ib-ft²	0.2302	0.3536
Moment of inertia for rotary group			J_GR	kgm²	0.0097	0.0149
Maximum angular acceleration²)			α	rad/s²	21000	18000
Filling capacity			V	gal	0.34	0.32
Filling capacity			V	L	1.3	1.2
Mass approx. (without through drive)			m	lbs	112	117
Mass approx. (without through drive)			m	kg	51	53

Variable Displacement Piston pump A7V

Variable Displacement Piston pump A4VSO for Ceramic Machine

Axial piston fixed pump A17FO Series 10

External Gear pump HDA

Variable Displacement Piston Pump A10VG For Loader

Pressure Control valve DB&DBW

Variable Displacement Pump