Bomba

PVM Open Loop Pumps

Bulletin 47070-C

Table of Contents
Performance Assurance Features and Benefits Specifications Dimensions and Weights Pressure Pick-ups Controls Pressure Compensator
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Table of Contents

Standard Load Sense w/Pressure Compensator Override Proportional Electrohydraulic Pressure Compensator Inverse Proportional ElectrohydraulicPressure Compensator Adjustable Load Sense w/Pressure Compensator Override Adjustable Load Sense w/Pressure Bleed-off & Pressure Compensator Override Soft Start Pressure Compensator Remote Pressure Compensator Performance Curves Efficiency, Delivery, Horsepower, Etc. Sound Inlet Suction/Supercharge Multiple Pumps Pump Combinations Ordering Information

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All Rights Reserved

PERFORMANCE ASSURANCE –
STANDARD WITH EVERY OILGEAR COMPONENT

Performance Assurance

Every Oilgear product is shipped to you
with our Performance Assurance — a corporate commitment to stay with your installation until our equipment performs as specified.

As a customer, you also benefit from access to Oilgear’s impressive technicalsupport network. You’ll find factory trained and field-experienced application engineers on staff at every Oilgear facility. They are backed by headquarters staff

Hydraulic equipment and systems have been Oilgear’s primary business since 1921. For decades, we have developed hydraulic techniques to meet the unique needs and unusual fluid power problems of machinery builders and users worldwide,matching fluid power systems to a tremendous range of applications and industries. Our exclusive Performance Assurance program is built upon that strong foundation.

who can access the records and knowledge learned from decades of solving the most difficult hydraulic challenges.

When your design or purchase is complete, our service is just beginning. If you ever need us, our Oilgear engineers willbe there, ready to help you with the education, field service, parts and repairs to assure that your installation runs smoothly— and keeps right on running.

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PVM Open Loop Pumps
Multiple controls available A fast shift valve assists pump in coming back on stroke All units are shipped with “meter-out” pressure compensated, load sensing control Delivers high performance in a compact package3

Cylinder mounted in polymerous hydrodynamic journal bearings Allows operation with low viscosity or other special fluids Provides infinite bearing life Enables compact design
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Rugged cylinder design Hardened cylinder surfaces Hardened nodular iron Greater resistance to construction for improved contamination performance and Provides longer life contamination resistance Allows operationwith low viscosity or other 9 5 special fluids Rotation Convertibility Right-hand driven pumps are easily converted to left-hand driven pumps or vice versa Constant port locations (suction, pressure) regardless of pump rotation Valve plate selection Rear or top and bottom 6 port connections available

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Features and Benefits

SAE Splined or Keyed shaft For convenient coupling to yourspecific rotary power source, heavy-duty shafts allow high through torque capability
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Quiet port plate design Minimizes noise at typical electric and drive motor speeds Low sound levels (see Sound Curves) Allows easy inspection and maintenance

One piece polymerous bearing Allows running on low viscosity or other special fluids Permits constant control 11 reaction with lowPatented pressure lubricated hysteresis Allows high performance swashblock Delivers high in high cyclic performance for applications high pressure high Eliminates troublesome cycle operation yoke bearings Provides long life Provides long life

Hardened steel shoes with specially designed face for increased fluid retention, running on hardened swashblock surface Running surfaces hardened Provides...