PV Series PV20 PV21 PV22 PV23 Hydraulic Pump for Machinery

• Customization: Available
• After-sales Service: 24 Hours Online
• Warranty: 1 Year
• Model NO.: pv21
• Structure: Axial Piston Pump
• Cylinder Number: Single Cylinder
• Drive Mode: Hydraulic Driven Reciprocating Pump
• Pump Shaft Position: Horizontal
• Type: Axial
• Power: Hydraulic
• Straight Shaft Swashplate Piston Type: Pressureoil
• Radial Plunger Pump Type: Hydraulic Piston Pump
• Original: Yes
• Model: PV21
• Application: Construction Machinery
• Color: Customized
• Transport Package: Wooden Case for Export
• Specification: hydraulic
• Trademark: FOCOR
• Origin: China
• HS Code: 8413503190
• Production Capacity: 2000 Sets/Month
• Package Size: 40.00cm * 50.00cm * 60.00cm
• Package Gross Weight: 45.000kg

Product Description

PV20 hydraulic piston pump used for construction machinery

 

Product Description

 Sauer PV pump: Hydraulic Sauer-Sundstrand axial piston pump PV20, PV21, PV22, PV23, PV24, PV25, PV26, PV27Closed circuit

Specification Description
1. Series 20
2. Size: 20, 21, 22, 23, 24, 25, 26, 27
3. Nominal pressure 210 bars, Maximum pressure 350 bars.
The Sauer PV axial piston variable displacement pumps, Series 20, are of swash plate construction with variable flow capability suitable for hydrostatic transmissions with closed circuit. The flow rate is proportional to the pumps driven speed displacement, which, in turn, is determined by the swash plate angle. The latter is infinitely adjustable between zero and maximum displacement. Flow direction is reserved by titling the swash plate to the opposite side of the neutral or zero displacement position. These units and parts are fit, form and function replacements for Sauer-Sundstrand series 20 components.

 

Product Feature

 

- Suitable for a variety of applications
- Multiple displacements and options available
- 8 different frame sizes
- Engineered to provide a long service life and reliability
- Fixed displacement motor can be operated in either direction of rotation
- Multiple drive shaft options and control options
- Heavy duty bearings and shafts
- Easily serviceable
- Replacement parts also available
- Direct replacements for Sauer-Sundstrand

Product Parameters

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

Size	Dimension	Sauer-Sundstrand PV pump
		PV20	PV21	PV22	PV23	PV24	PV25	PV26	PV27
Max. displacement	cm3	33,3	51,6	69,8	89,0	118,7	165,8	227,3	333,7
Max. flow	dm3min-1	119,5	159,9	196,1	230,5	278,9	348,1	429,59	557,2
		4	6	4	1	4	8		8
Charge pump	cm3	12,3	12,3	18,03	18,03	18,8	32,8	32,8	65,5
Max. pressure	MPa	35
Nominal pressure	MPa	21
Max. pressure of control	MPa	3,5
Charge pressure	MPa	0,8 - 2,0
Max. pressure in case	MPa	0,25 continuous 0,5 intermittent
Maximum speed +	min-1	3590	3100	2810	2590	2350	2100	1890	1670
Minimum speed	min-1	500
Nominal speed	min-1	1500
Kinematic viscosity range of working fluid - starting - operating - optimum		1000 12 - 600 25 - 35
	mm2s-1
Kind of working fluid		mineral oil
Operating temperature	oC	- 40 to + 50
Max. temperature of working fluid in tank	oC	80
Purity of working fluid	µm	10
Direction of shaft rotation		clockwise or counter clockwise
Maximum swash plate angle	o	± 18 o
Weight	kg	45	55	63	78	124	164	212	270

 

Dimensions

 

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