PG SERIES PUMPS

INDUSTRY WORKHORSE, UNMATCHED EFFICIENCY, AND CONTROL.

Hydro-Gear’s commercial piston pumps are smooth and efficient. High-performing and maintenance-free, they feature fixed-displacement charge pumps and check or shock valves to provide an infinitely variable speed range between zero and full displacement in both forward and reverse modes of operation. With a wide range of options, find the perfect piston pump for your unique application.

• Return-to-neutral device for smooth de-stroke capability
• Most industry-standard shaft options for greater adaptability
• Tandem pumps for multi-circuits
• Auxiliary pumps to provide power to additional functions
• Cooling fan when additional cooling is desired

SPECIFICATIONS

DISPLACEMENT

• 62 in3/rev [10.3 cc/rev]

INPUT SPEED

• -MAX HI-IDLE [NO LOAD] - 3600 rpm
• -MIN [LOADED] - 1800 rpm

SYSTEM OPERATING PRESSURE

• CONTINUOUS - 1500 psi [103 bar]
• INTERMITTENT - 2100 psi [145 bar]
• PEAK - 3500 psi [240 bar]

PUMP PERFORMANCE

• @ 2400 RPM/ 1000 PSI – 6.1 gpm [23.1 I/min]
• @ 3000 RPM/ 1000 PSI – 7.6 gpm [28.8 I/min]
• @ 3600 RPM/ 1000 PSI – 9.2 gpm [34.8 I/min]

CONTROL TORQUE REQ'D TO STROKE PUMP

(-20° EXTERNAL STROKE ANGLE)

• LB-IN/1000 PSI [NM/70 BAR] - 85 lb-in [9.6 Nm]
• LB-IN/500 PSI [NM/35 BAR] - 60 lb-in [6.8 Nm]

PUMP OIL TEMPERATURE

• MAXIMUM INTERMITTENT - 230 F° [110 C°]
• NORMAL OPERATING RANGE: -10-200 F° [-23-93 C°]

FLUID VISCOSITY LIMITS @230 F° [110 C°]

• OPTIMUM - 70 SUS [13 Cst]
• MINIMUM - 55 SUS [9 Cst]