Parker Hannifin
Pump and Motor Division
Chemnitz, Germany
PI PGP-PGM UK.PMD RH
24
Catalogue HY30-3302/UK
Over many years Parker Hydraulics has supplied gear
pumps and motors for mobile and industrial markets
worldwide, especially for materials handling, commercial
grass cutting and construction equipment applications.
Many Parker pumps and motors have been developed
and tested for the specific needs of these industries.
Parker’s defined strategy to provide engineered solutions,
coupled with an award winning flexible manufacturing sys-
tem, has resulted in a wide range of SAE/DIN/European
and other special options being available as standard.
Characteristics
Features
• Patentedinterlockingbodydesign
• 12toothgears,bronzebalanceplates
• Tandem,tripleandcross-framepumpsavailable
• Common inlets available for tandem and triple
pumps
• Continuousoperatingpressuresupto310bar
• Productionrun-inavailabletosuiteOEMapplication
conditions and to provide optimized volumetric
efficiencies
• Pressurebalanceddesignforhighefciency
• Reduced system noise levels compared to earlier
models
• Highpowerthrough-drivecapability
• Widerangeofintegralvalvesforpowersteering,power
brakes, fan drivers and implement hydraulics
• Loadsenseandsolenoidoperatedunloadingvalves
• Lownoiseversionas“stealth“pump
Cast-Iron Body Gear Pumps and Motors
Series PGP/PGM600
Pump type Heavy-duty, cast iron, external gear.
Mounting SAE, rectangular, thru-bolt standard
specials on request.
Ports SAE and metric split flanges and others
Shaft style SAE splined, keyed, tapered, cylindrical
tang drive, specials on request.
Speed 500 - 3500 rpm, see Technical Data
Theor. displacement See Technical Data
Drive Drive direct with flexible coupling is
recommended.
Axial / Radial load Units subject to axial or radial loads
must be specified with an outboard
bearing.
Inlet pressure Operating range 0.8 to 2 bar abs.
Min. inlet pressure 0.5 bar abs. Short time
without load. Consultation is recommended.
Outlet pressure See Technical Data
Pressure rising rate Max. 3000 bar/s
Flow velocity See Nomograph for Pipe Velocity
Hydraulic fluids Hydraulic oil HLP, DIN 51524-2
Fluid temperature Range of operating temperature
-15 to +80 °C.
Max. permissible operating pressure
dependent on fluid temperature.
Temperature for cold start -20 to -15 °C
at speed ≤ 1500 rpm.
Max. permissible operating pressure
dependent on fluid temperature.
Fluid viscosity Range of operating viscosity
8 to 1000 mm²/s.
Max. permissible operating pressure
dependent on viscosity.
Viscosity range for cold start
1000 to 2000 mm²/s at
operating pressure p≤10 bar and
speed n ≤1500 rpm.
Range of ambient
temperature -40 °C to +70 °C
Filtration According to ISO 4406 Cl. 18/16/13
Direction of rotation Clockwise, counter-clockwise or double.
(looking at the Attention! Drive pump only in
drive shaft) indicated direction of rotation.
Multiplepump •Availableintwoorthreesection
assemblies configuration.
•Max.shaftloadmustbeconformto
the limitations shown in the shaft loading
rating table in this catalogue.
•Max.loadisdeterminedbyadding
the torque values for each pumping
section that will be simultaneously
loaded.
Separate or common Separate inlet configuration:
inletcapability •Eachgearhousinghasindividualinlet
and outlet ports.
Common inlet configuration:
•Twogearsetsshareacommoninlet.
Technical data