Page 10 - Parker - Gerotor Pump and Motor

Catalog HY09-PGG/MGG/US Aluminum High-Speed, Low-Torque Series
MGG2 Torque and Speed Selection Charts Gerotor Pump & Motor

MGG2 Torque and Speed Selection Charts

MGG20010 Motor MGG20016 Motor
250 250
2000 PSI (138,0 bar)
250 200 1500 PSI (103,5 bar) 250
Output Torque - In.- Lbs. 150 1500 PSI (103,5 bar) 150 Output Torque-Kg-cm Output Torque - In.- Lbs. 150 500 PSI (34,5 bar) 150 Output Torque-Kg-cm
200
2000 PSI (138,0 bar)
1000 PSI (69,0 bar)
200
200
1000 PSI (69,0 bar)
500 PSI (34,5 bar)
100
100
100
100
0 50 50 0 50 0 50 0
18 18
65 65
16 60 16 60
55 55
14 14 2000 PSI (138,0 bar)
50 1500 PSI (103,5 bar) 50
12 18 2000 PSI (138,0 bar) 45 40 12 18 1000 PSI (69,0 bar) 45 40
500 PSI (34,5 bar)
Input Flow GPM 10 8 16 14 1500 PSI (103,5 bar) 35 30 Input Flow-liters/min. Input Flow GPM 10 8 16 35 30 Input Flow-liters/min.
1000 PSI (69,0 bar)
14
500 PSI (34,5 bar)
6 12 25 20 6 12 25 20
Output Power-HP (US) 10 Output Power-HP (US) 10
4 10 15 4 10 15
2 8 2000 PSI (138,0 bar) 5 2 8 2000 PSI (138,0 bar) 5
0 6 1500 PSI (103,5 bar) 0 0 6 0
1000 PSI (69,0 bar) 1500 PSI (103,5 bar)
1000 PSI (69,0 bar)
4 500 PSI (34,5 bar) 4
2 2 500 PSI (34,5 bar)
0 0
1000 2000 3000 4000 5000 1000 2000 3000 4000 5000
RPM RPM
Motor Selection
MGG2 Hydraulic Motors are available in five basic models–each with its 3. The output horsepower is determined by drawing a horizontal line
own input/output characteristics. To properly select a motor, two things (3) from the intersection of 2500 RPM and the working pressure
must first be determined–the output torque (inch-pound) that the required at the bottom of the charts.
motor is to produce, and the speed requirement (RPM). 4. The input flow to the motor is determined by drawing a horizontal
Example: It is required that a motor will deliver an output torque of line (4) from the intersection of 2500 RPM and working pressure
150 inch-pounds at a speed of 2500 RPM. required in the middle of the chart.
To select the motor (refer to MGG20030 chart): In this example, either the MGG20025 or the MGG20030 can be
1. Draw a horizontal line (1) at 150 inch-pounds output torque. The used. The MGG20025 will develop 150-inch pounds of output torque
MGG20025 and MGG20030 will both develop the required torque. at 2500 RPM with a pump output (motor input) of 7 GPM at 1800
PSI. The output horsepower is 6.
2. Draw a vertical line (2) up from 2500 RPM. The point of intersection
of the 2 lines indicates the working pressure required at the motor to The MGG20030 will develop 150 inch-pounds of output torque at
develop 150 inch-pounds at 2500 RPM. 2500 RPM with a pump output (motor input) of 8 GPM at 1500 PSI.
The output horsepower is 6.

10 Parker Hannifin Corporation
Gear Pump Division
Youngstown, Ohio USA