Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd.
| Payment Terms | MoneyGram,Western Union,T/T,D/P,D/A,L/C |
| Supply Ability | 100 |
| Delivery Time | 2 weeks |
| Packaging Details | wooden box |
| Control Type | Direct-acting pressure compensation |
| Weight | 8-12KG |
| Suction Pressure Range | -0.8 to +1 |
| Mounting Standard | ISO 3019-2 flange |
| Maximum Speed | 1800–3600 rpm (depends on displacement and fluid viscosity) |
| Mounting Type | Flange mounting (ISO 3019-2 standard), foot mounting (optional) |
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Product Specification
| Payment Terms | MoneyGram,Western Union,T/T,D/P,D/A,L/C | Supply Ability | 100 |
| Delivery Time | 2 weeks | Packaging Details | wooden box |
| Control Type | Direct-acting pressure compensation | Weight | 8-12KG |
| Suction Pressure Range | -0.8 to +1 | Mounting Standard | ISO 3019-2 flange |
| Maximum Speed | 1800–3600 rpm (depends on displacement and fluid viscosity) | Mounting Type | Flange mounting (ISO 3019-2 standard), foot mounting (optional) |
| High Light | Rexroth PV7 hydraulic vane pump ，German Rexroth vane oil pump ，imported PV7 series vane pump | ||
German Rexroth imported PV7 series hydraulic vane oil pump
| Specifiion | Value |
|---|---|
| Displacement per revolution (direct-acting) | 10-25 cm³/rev |
| Displacement per revolution (pilot-operated) | 14-150 cm³/rev |
| Maximum continuous working pressure (direct-acting) | 100 bar |
| Maximum continuous working pressure (pilot-operated) | 160 bar |
| Maximum peak pressure (direct-acting) | 120 bar (short-term overload ≤5s only) |
| Maximum peak pressure (pilot-operated) | 200 bar (short-term overload ≤5s only) |
| Speed range (direct-acting) | 600-2800 rpm (higher speed for smaller displacement models) |
| Speed range (pilot-operated) | 600-3600 rpm (higher speed for smaller displacement models) |
| Maximum flow rate at 1800 rpm (direct-acting) | 36 l/min (calculated at rated displacement) |
| Maximum flow rate at 1800 rpm (pilot-operated) | 270 l/min (calculated at rated displacement) |
| Volumetric efficiency under rated conditions (direct-acting) | ≥90% (at 160 bar, 1800 rpm, ISO VG 46 oil) |
| Volumetric efficiency under rated conditions (pilot-operated) | ≥92% (at 160 bar, 1800 rpm, ISO VG 46 oil) |
| Total efficiency under nominal operation (direct-acting) | ≥80% (includes mechanical & volumetric efficiency) |
| Total efficiency under nominal operation (pilot-operated) | ≥82% (includes mechanical & volumetric efficiency) |
| Suction pressure range | -0.8 to +1 bar (absolute pressure: 0.2-1.1 bar) |
| Compatible hydraulic fluids | Mineral oil (HLP) and synthetic oil (HETG/HEES); use FKM seals for synthetic fluids |
| Fluid viscosity range | 10-1000 mm²/s (operation); 2-1500 mm²/s (start-up); optimal range is 16-160 mm²/s |
| Fluid temperature range | -20 to +80 °C (operation); -40 to +90 °C (storage) |
| Noise level at 1 m distance under rated operation (direct-acting) | ≤63 dB(A) |
| Noise level at 1 m distance under rated operation (pilot-operated) | ≤65 dB(A) |
| Mounting standard | ISO 3019-2 flange; optional foot mounting for some models |
| Shaft connection | ISO 4162 splined shaft; keyed shaft available on request |
| Available seal materials | NBR (standard, for mineral oil) and FKM (optional, for synthetic oil) |
| Weight range (direct-acting) | 8-12 kg (depends on displacement) |
| Weight range (pilot-operated) | 10-35 kg (depends on displacement and control type) |
1. Q: What is the recommended oil temperature range for PV7 series pumps during operation?
A: The optimal operating oil temperature is 40–60 °C; the allowable short-term maximum temperature should not exceed 80 °C, and the minimum temperature should not be lower than 10 °C to avoid viscosity abnormalities affecting performance.
2. Q: What causes abnormal noise during the operation of PV7 series pumps?
A: Common causes include insufficient oil suction (such as clogged suction filters, too-small suction pipe diameters), air mixed in the hydraulic oil, excessive oil viscosity, worn pump internal components, or loose mounting bolts.
3. Q: How to maintain the suction side of PV7 series pumps to ensure normal operation?
A: Install a suction filter with a filtration accuracy of 80–100 μm, ensure the suction pipe has a smooth path with minimal bends, keep the oil level in the tank sufficient, and avoid negative pressure at the suction port exceeding 0.2 bar.
4. Q: Is the PV7 series pump equipped with a built-in relief valve?
A: Standard PV7 models do not have a built-in relief valve; a separate relief valve needs to be configured in the hydraulic system to set the maximum system pressure and protect the pump and other components.
5. Q: What is the service life of the PV7 series vane pump under normal operating conditions?
A: Under proper installation, maintenance, and operating conditions (compliant with oil cleanliness, temperature, and pressure requirements), the mean time between failures (MTBF) can reach more than 8000 operating hours.
Company Details
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...
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