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Sealless Multi-stage Magnetic Drive Centrifugal Pump

SLM-GVO

Klaus Union’s SLM-GVO is the smaller range of two available sealless multi-stage pump series with permanent magnetic coupling for applications with high delivery head requirements. For higher flow rates and delivery heads please see our multi-stage model SLM-HVO.

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Operating Parameters

Flow rates up to 1,500 GPM
Total delivery heads up to 2,400 feet
Temperature ratings from -185 °F (-120 °C) to +482 °F (+250 °C)
Pressure rating up to 914 PSIG (PN 63)

Pumping
Applications
Construction
Materials of Construction
Optional Features
Hydraulic Coverage

Pumping

Aggressive, explosive and toxic liquids
Acids & lyes
Hydrocarbons
Liquid gases
Boiler Water
Fuels
Difficult-to-seal liquids
Ultrapure liquids

Applications

Chemical and petrochemical industries
Refineries
Liquid gas plants
Power plants

Construction

Horizontal high pressure multi-stage pump
Permanent magnet drive system, no mechanical seal
Separation of liquid chamber/atmosphere by means of an isolation shell
Synchronous drive transmitted by inner and outer magnet systems
Liquid lubricated internal bearings made of silicon carbide
Bearings of outer magnet carrier: deep groove ball bearings

Standard Materials

Pump casing:	316 SS
Pressure casing:	316 SS
Inter-stage casing	316 SS
Impellers:	316 SS
Isolation shell:	316 SS/Hastelloy C4
Inner magnet carrier:	316 SS/Hastelloy C4
Internal bearings:	Silicon carbide, alpha grade
Bearing frame:	Cast steel/nodular cast iron
Magnets:	Rare earth samarium cobalt

Materials listed are equivalent to DIN/ISO standards.

Special Alloy

Hastelloy B
Hastelloy C
Alloy 20
Titanium

Other materials available

Optional Features

PMP 25 - Power monitor
TPS - Isolation shell temperature probe
CDS - Double-wall isolation shell (dual containment)
External flush connection
Isolation shell materials: Titanium, non-metallic (carbon fiber/PTFE)

Hydraulic Coverage

50 Hz SLM-GVO Performance Curves Preview 1450 rpm Preview 2900 rpm Download Curves
60 Hz SLM-GVO Performance Curves Preview 1750 rpm Preview 3500 rpm Download Curves

Specifications are subject to change.