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Pilot-operated variable hydraulic oil pump, PV7 series, Rexroth, made in Germany
Technical Specifiions
Parameter
PV7-A Series
PV7-C/D/N/W Series
Unit
Notes
Total Efficiency (Nominal Operation)
≥80%
≥82%
%
Includes mechanical & volumetric efficiency
Suction Pressure Range
1
-0.8 to +1
bar
Absolute pressure: 0.2-1.1 bar
Fluid Compatibility
Mineral oil (HLP), synthetic oil (HETG/HEES)
Mineral oil (HLP), synthetic oil (HETG/HEES)
-
Use FKM seals for synthetic fluids
Fluid Viscosity Range
10-1000 (operation); 2-1500 (start-up)
10-1000 (operation); 2-1500 (start-up)
mm²/s
Optimal: 16-160 mm²/s
Fluid Temperature Range
-20 to +80
-20 to +80
°C
Storage: -40 to +90 °C
Noise Level (1 m Distance, Rated Operation)
≤63
≤65
dB(A)
Pilot-operated models have optimized noise reduction
Mounting Standard
ISO 3019-2 flange
ISO 3019-2 flange
-
Optional foot mounting for some models
Shaft Connection
ISO 4162 splined shaft
ISO 4162 splined shaft
-
Keyed shaft available on request
Seal Material
NBR (standard); FKM (optional)
NBR (standard); FKM (optional)
-
NBR for mineral oil; FKM for synthetic oil
Weight
8-12
10-35
kg
Depends on displacement and control type
Control Type
Direct-acting pressure compensation
Pilot-operated pressure/flow control
-
PV7-A: direct-acting; PV7-C/D/N/W: pilot-operated
Response Time (Pressure Rise)
40-60
20-40
ms
Faster response for pilot-operated models
Housing Material
GG25 cast iron
GG25 cast iron
-
High strength, vibration-resistant
Rotor/Stator Material
42CrMo4 alloy steel (quenched & tempered)
42CrMo4 alloy steel (quenched & tempered)
-
High hardness & wear resistance
Available Model Variants
PV7-1X/100-118RE07MW0-16WH
PV7-1X/100-118RE07KD0-16
PV7-1X/10-14RE01MC5-16
PV7-1X/63-94RE07MN0-08
PV7-1X/10-14RE01KC0-16
PV7-1X/40-45RE37MC3-16
PV7-1X/40-45RE37MC7-16
PV7-1X/16-20RE01MC0-16-C3.1
PV7-1X/40-45RE37MC0-16-A446
PV7-1X/100-118RE07MW0-16WG
PV7-1X/100-150RE07MC0-08
PV7-1X/63-94RE07MC5-08WG
PV7-1X/16-20RE01KC0-16
PV7-1X/40-55RE37MC0-08-A449
PV7-1X/63-94RE07MD0-08
PV7-1X/16-20RE01MD0-16-Q25
PV7-1X/40-45RE37MD0-16-P50Q39
PV7-1X/63-71RE07MD0-16-Q65
PV7-1X/16-30RE01MC0-08
PV7-1X/40-45RE37MW0-16
PV7-1X/40-71RE37MC0-08
PV7-1X/100-118RE07MW6-16WH
PV7-1X/16-30RE01MC5-08WG
PV7-1X/10-20RE01MC0-10
PV7-1X/63-71RE07MW0-16
PV7-1X/63-94RE07KC0-08
PV7-1X/40-45RE37MC7-16WH
PV7-1X/10-14RE01MC0-16-P60Q15
PV7-1X/63-71RE07KW0-16WG
PV7-1X/100-118RE07KC5-16
PV7-1X/25-30RE01MC7-16
PV7-1X/63-71RE07MC5-16
PV7-1X/25-30RE01KD0-16
PV7-1X/10-14RE01MC5-16WH
PV7-1X/10-20RE01MC0-10-P45
PV7-1X/16-20RE01MW0-16
PV7-1X/16-30RE01MD0-08
PV7-1X/25-45RE01MD0-08
PV7-1X/100-118RE07MC7-16
PV7-1X/10-14RE01MC0-16-P90
PV7-1X/16-20RE01MC7-16WH
PV7-1X/40-45RE37MD0-16-C3.1
PV7-1X/40-45RE37MW0-16WG
PV7-1X/40-45RE37KD0-16
PV7-1X/40-45RE37MC0-16-P80
PV7-1X/16-30RE01MC5-08
PV7-1X/100-150RE07KD0-08
PV7-1X/40-45RE37MW0-16WH
PV7-1X/10-14RE01MD0-16
PV7-1X/100-150RE07MC5-08WG
PV7-1X/16-30RE01MC7-08
PV7-1X/63-71RE07MC0-06-A460
PV7-1X/10-14RE01MC0-16
PV7-1X/16-30RE01MN0-08
PV7-1X/25-45RE01KC0-08
PV7-1X/63-71RE07MD0-16-Q85
PV7-1X/100-150RE07MN0-08
PV7-1X/63-94RE07MC3-08
PV7-1X/16-20RE01MW0-16WG
PV7-1X/25-30RE01MD0-16
PV7-1X/10-14RE01MW0-16WG
PV7-1X/25-30RE01MD5-16WH
PV7-1X/10-14RE01MC0-16-P140Q10
PV7-1X/63-71RE07MD5-16
PV7-1X/40-55RE37MC3-08-A449
PV7-1X/40-45RE37MD3-16
PV7-1X/63-71RE07MC0-16
PV7-1X/40-71RE37MC7-08WG
PV7-1X/40-45RE37KC3-16
PV7-1X/10-20RE01KC0-10
PV7-1X/25-45RE01MC0-08
PV7-1X/25-30RE01KC0-16
PV7-1X/100-150RE07MC5-08
PV7-1X/40-71RE37KC0-08
PV7-1X/25-30RE01MC6-16
PV7-1X/16-20RE01MC0-16-P55
PV7-1X/25-45RE01MC3-08
PV7-1X/40-45RE37MC6-16
PV7-1X/63-94RE07MW0-08WH
PV7-1X/16-20RE01MC0-16-P52
PV7-1X/16-20RE01MD0-16
PV7-1X/25-30RE01MN0-16
Frequently Asked Questions
What causes pressure drop?
Typically caused by worn vanes, internal leakage, or contaminated hydraulic fluid.
How to check for internal wear?
Inspect rotor, vanes, stator ring, and control plates for wear and scoring.
What is the maintenance interval?
Regular maintenance includes oil changes, filter replacement, and inspection of internal components based on operating hours.
How to replace seals?
Replace all seals during overhaul using OEM seal kits and follow proper installation procedures.
What tools are needed for maintenance?
Requires torque wrench, bearing puller, micrometer, and seal installation tools.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
