KINNEY OIL-FILLED LIQUID RING VACUUM PUMPING SYSTEMS
OFRP
OFRP Pump Package
Features
• Completely self contained
• Designed for long life
• Higher vacuum levels than with water-sealed systems
• Completely recirculated sealing fluid
• Easy to install and maintain
• Fully assembled
Kinney Oil-Filled Liquid Ring Vacuum Pump Systems are fully
assembled with all interconnecting wiring and piping. Systems
are mounted on a common steel base and fully tested and paint-
ed before shipment. They consist of a single compound liquid
ring vacuum pump with mechanical seals and following system
components: Optional Accessories
• Suction line flexible connector
• Suction line isolation valve • Discharge flexible connectors
• Suction line check valve • Oil level controls and makeup solenoid valve
• Adjustable vacuum control switch • Circulating pump
• Oil/water heat exchanger • Special electrical enclosure
• Oil thermometers, valve and compound pressure gauge • Receiver tanks
• Cooling water solenoid valve, strainer,flow control valve sensing
oil temperature and thermometer
• Steel exhaust separator tank
• Discharge oil mist eliminator with relief valve and oil return line
• Drive motor TEFC
• Motor control center with magnetic motor starter, HOA switch
and fusible disconnect switch
Specifications
OFRP 75 125 200 300 525 526
Rotational Speed RPM 1750 1750 1750 1750 1750 1500
Standard Motor* HP 5 10 15 25 50 40
60°F Cooling Water Required GPM 10 14 20 28 48 32
Cooling Water Connection NPT 1 1 1 1.5 2 2
Inlet/Outlet Connections Inches 1.5 1.5 2 2 3 3
Inlet Connection (Flange) 1 1/2 1 1/2 2 2 3 3
*Standard motor is open, drip proof for standard operating conditions. Smaller or larger motors may be used on some mod-
els when chosen sealant system and/or operating conditions permit.
KINNEY • 4840 W. KEARNEY ST., SPRINGFIELD, MO 65803 USA
P: 417-865-8715 OR 1-800-825-6937 • F: 417-865-2950
WWW.KINNEYVACUUM.COM K-CS-OFRP 1st Ed. 3/21
Performance Data
Typical Pumping Capacity in ACFM of Air (50% relative humidity, cooling water inlet temperature 60oF, barometric pressure
14.696 PSIA)
MODEL 15 20 25 28 29 29.5
OFRP-75 67 68 70 70 60 50
OFRP-125 103 115 130 130 111 95
OFRP-200 185 200 205 205 180 145
OFRP-300 245 280 300 300 270 220
OFRP-525 460 510 560 560 500 400
OFRP-526 380 420 430 430 380 300
Dimensions (Inches)
Model Length Width Height
75 50 32 43
125 73 27 51
200 82 34 57
300 82 36 58
525 102 43 75
526 86 60 75
CONTACT US Your Local Sales Professional:
For more information, contact your
Regional Sales Manager or call us at:
1-800-825-6937
KINNEY • 4840 W. KEARNEY ST., SPRINGFIELD, MO 65803 USA
P: 417-865-8715 OR 1-800-825-6937 • F: 417-865-2950
WWW.KINNEYVACUUM.COM K-CS-OFRP 1st Ed. 3/21