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Ruhrpumpen Overhung Process Pumps
Ruhrpumpen’s Overhung Process Pumps are single-stage centrifugal pumps specifically engineered for demanding industrial applications. These pumps are ideal for handling aggressive, high-temperature, and high-pressure fluids in the oil & gas, petrochemical, and chemical processing industries. Their robust construction, back pull-out design, and high-efficiency hydraulics ensure reliable operation, easy maintenance, and extended service life in critical process systems.
Features
- Capacity up to 14,000 gpm
- Maximum Pressure up to 1,300 psi
- Temperature -110 to 850 °F
- Discharge flanges sizes 1" to 12"
- Radially split, centerline supported, single stage centrifugal pump
- Single or double volute depending on size
- Single suction, enclosed impeller
- Clockwise rotation viewed from the driver end, hydraulically balanced
- Thrust compensation by balance holes
- End-Top nozzle arrangement
- Centerline discharge nozzle
Applications
- Petroleum refining services
- Oil distribution
- Petrochemical
- Heavy-duty chemical
- Gas industry services
- Power generation plants
How the SCE API Process Pump Works
Engineered to handle a wide variety of fluids and process conditions, the SCE Process Pump offers an exceptional hydraulic range. With over 130 hydraulic combinations and just four bearing bracket sizes, it simplifies maintenance and enhances serviceability. Its optimized design ensures low vibration and extended operational life.
Features
- Capacity up to 7,000 gpm
- Head up to 650 ft (198 m)
- Maximum Pressure up to 375 psi (26 bar)
- Temperature up to 700 °F (371 °C)
- Discharge flanges 1" to 8"
- Single suction, enclosed impeller
- Clockwise rotation viewed from the driver end, hydraulically balanced
- Thrust compensation by balance holes
- End-Top nozzle arrangement
- Centerline discharge nozzle
Applications
- Petrochemical
- Oil & gas
- Steel industry
- Automotive
- Agriculture
- Tank farms
- Pulp and paper
- Chemical
- Semiconductor
- Food processing
- Power generation
- Pharmaceuticals
- Water treatment
- Pipeline
- General industries
- Textile
- Mining
How the CPO ANSI Process Pump Works
The CPO pump line features over 30 hydraulics and meets or exceeds ANSI/ASME B73.1 standards. Its open impeller design delivers high efficiency and low NPSHR across a wide range of services, including low-flow applications with the CPO-L model. Built on a modular concept, it offers multiple hydraulics with minimal Power Frames, which are fully interchangeable with other common ANSI pump brands.
Features
- Capacity up to 500 m³/h (2,200 gpm)
- Head up to 215 m (705 ft)
- Maximum Pressure up to 25 bar (360 psi)
- Temperature up to 300 °C (572 °F)
- HI design (OH1)
- Single stage, overhung centrifugal pump
- Radially split casing with flanged connections
- Horizontal end suction and vertical discharge on the center line
- Foot mounted
- Enclosed impeller
- Clockwise rotation (viewed from coupling end)
- Oil lubricated
- Casing and casing cover wear ring are replaceable
Applications
- Petrochemical
- Chemical Industry
- Automotive
- Agriculture
- Pulp and paper
- Pharmaceutical
- Food processing
- Textile
- Mining
- Water Treatment
How the CRP ISO Process Pump Works
The CRP line offers 33 sizes to accurately match a broad range of hydraulic requirements. It’s also designed for flexibility, with optional features like wear rings on the pressure casing and cooling coils for bearing housings to suit various service conditions.
Features
- Capacity up to 2886 m3/h (12 700 GPM)
- Head up to 235 m (770 ft)
- Maximum Pressure up to 26 bar (375 psig)
- Temperature -45 to 315 °C (-50 to 600 °F)
- Discharge flanges 1'' to 8''
- ANSI / ASME B73.1 standard
- Back pull-out design for ease of maintenance
- Standard or large bore stuffing box selection allows for use of packing
Applications
- Chemical/Petrochemical
- Power Generation
- Oil & Gas
- Water Treatment
- Mining
- Steel Industry
- Automotive
- Tank Farm
- Pulp and Paper
- Food Processing
- Pharmaceuticals
- Textile
How the CPP ANSI Process Pump Works
The CPP is a horizontal, single-stage, end-suction centrifugal pump engineered to exceed ANSI/ASME B73.1 standards. Built on a core hydraulic and mechanical design, it ensures high efficiency, broad application flexibility, and easy interchangeability across various operating conditions.
Features
- Capacity up to 227 m³/h (1,000 gpm)
- Head up to 128 m (420 ft)
- Maximum Pressure up to 26 bar (375 psi)
- Temperature 0 to 260 °C (32 to 500 °F)
- Discharge flanges 6'' to 12''
- HI design (OH1)
- Dimensionally compliant with the ANSI/ASME B73.1-2001 standard
- Back pull-out design
- Modular design concept
- Parts interchangeability
- Wide range of liquids handling
Applications
- Pharmaceutical
- Metal Workings
- General Industry
- Automotive
- Food Processing
- Power generation
- Wastewater Treatment
- Mining
How the IPP Process Pump Works
The IPP is a horizontal process pump built to meet the dimensional requirements of the ANSI/ASME B73.1-2001 standard. Designed for versatility, it efficiently handles a broad spectrum of corrosive and non-corrosive fluids, from water to hydrocarbons.
Features
- Capacity up to 2,200 m³/h (9, 690 gpm)
- Head up to 330 m (1,080 ft)
- Maximum Pressure up to 40 bar (580 psi)
- Temperature -120 to 450 °C (-184 to 840 °F)
- Discharge flanges according to ASME B16.5 up to 300# (600# as an option)
- Ring Oil Lubrication
- Replaceable front and back wear rings for casing and impeller
- Patented Journal Bearing design
- Inducers for low NPSH available
- Ceramic insulation and thermal barrier
- 100% leakage free containment shell, self vented and fully drainable
Applications
- Petroleum Refining
- Production/Distribution
- Petrochemical
- Refineries
- Heavy-duty Chemical
- Gas Industry Services
- Power Plants
- Utilities
How the SCE-M Mag Drive Process Pump Works
The SCE-M is a robust horizontal centrifugal process pump with a permanent magnetic drive, designed in full compliance with the latest API 685 standard. Its completely leak-free operation ensures safe handling of hazardous and volatile fluids.
Features
- Capacity up to 500 m³/h (2,200 gpm)
- Head up to 215 m (705 ft)
- Maximum Pressure up to 16 bar (232 psi)
- Temperature -120 to 450 °C (-184 to 840 °F)
- Spherical Journal Bearing Design
- Optimized and balanced internal flows and pressures
- High efficiency magnetic drive system
- Axial thrust balancing
- 100% leakage free containment shell, self-vented and fully drainable
Applications
- Chemical/Petrochemical
- Tank Farms
- Liquid Gas Industry
- Refrigeration & Heat
- Power Plants
- Galvano Technique
- Oil & Gas
How the CRP-M Mag Drive Process Pump Works
The CRP-M pump range features a permanent magnetic drive built to DIN EN ISO 2858 standards, offering advanced innovations such as a specialized journal bearing design, optimized internal flow and pressure distribution, a high-efficiency magnetic drive system, and effective axial thrust balancing.
Features
- Capacity up to 48 m³/h (210 gpm)
- Head up to 281 m (920 ft)
- Maximum Pressure up to 27.5 bar (400 psi)
- Temperature up to 371 °C (700 °F)
- Discharge flanges size 25 to 38 mm
- Compliant with the ANSI B73.1 standard (OH1)
- Back pull-out design
- Standard or large bore stuffing boxes are available for packing, single, or double seals
- External impeller adjustment to restore pump efficiency and reduce downtime
Applications
- Low Flow
- High Head Applications
- Chemical/Petrochemical
- Oil & Gas
- Water Treatment
- Pipeline
- Steel Industry
- Automotive
- Agriculture
- Tank Farm
- Pulp and Paper
- Paper stock
- Semiconductor
- Food processing
- Pharmaceuticals
- Textile
- Mining
- General Industries
How the CPP-L ANSI Process Pump Works
The CPP-L, the low-flow variant of the CPP line, is engineered to minimize radial loads and reduce shaft deflection under low-flow or throttled conditions. It fully complies with the ANSI B73.1 standard.
Features
- Capacity up to 140 m³/h (620 gpm)
- Head up to 146 m (480 ft)
- Maximum Pressure to 16 bar at 120 °C (232 psi at 248 °F)
- Temperature -60 °C to 250 °C (-76 °F to 482 °F)
- Journal Bearing Design
- Optimized internal flows and pressures
- Efficient magnetic drive system
- Axial thrust balance
- Ceramic insulation and heating barrier
Applications
- Petrochemical
- Tank farms
- Liquid gas
- Chemical industry
- Refrigeration & heat
- Power plants
- Galvano technique
How the CRP-M-CC Mag Drive Process Pump Works
The CRP-M-CC is a sealless centrifugal pump with a permanent magnetic drive, fully compliant with DIN EN 2858 and DIN EN ISO 15783 standards. Its completely leak-free design ensures safe and reliable handling of hazardous and volatile fluids.
