SMALL EM OIL SEALED ROTARY VANE PUMPS Giving you a clear edge

EDWARDS THE PARTNER OF CHOICE Edwards is a world leader in the design, technology and manufacture of vacuum pumps, with over 95 years’ history and more than 75 years’ manufacturing experience. Edwards believes in delivering results that bring value to our customers by using our breadth of industry experience to identify and apply solutions to your problems. Using the most innovative and up-to-date modelling techniques, we can optimise the pumping configuration for customers to provide a system design giving the maximum performance in the most reliable and cost-effective way

PERFORMANCE YOU CAN RELY ON Edwards EM pumps are designed for reliable, long term operation Our EM range of small oil sealed rotary vane pumps are renowned for achieving high ultimate vacuum and rapid pumping speeds, with quiet operation and exceptional reliability. These pumps have become the industry standard in a range of scientific and laboratory applications, and are ideal for backing small turbomolecular pumps. • Single and two stage design options • Pumping speeds from 0.7 to 28 m3h-1 • Simple installation and operation with no customer wiring • Alternate side inlet connection port so...

EM Rotary Vane Pump Technology 3 Easy control: motor on/off switch Wide voltage motors: all major countries covered with less variants Large water vapour handling capacity: gas ballast valve No oil leaks: integrated oil-seals, pressure die cast oil box Visual inspection of oil level and condition: O ring sealed sight glass No customer wiring: integral IEC connector Low surface temperature: forced air cooling

Applications EM pumps are suitable for a wide range of applications requiring low and medium vacuum: E2M0.7 E2M1.5 Analytical instruments - LCMS Beam lines and high energy physics Centrifuges, ultra-high speed Degassing/curing - oil, epoxy resin Freeze drying INSTRUMENTATION Analytical instruments - GCMS Glove boxes, ovens Laboratory bench top vacuum GENERAL Lasers, gas recovery and re-circulation Leak detectors, Helium Load locks and transfer chambers Refrigeration manufacture Rotary, centrifugal evaporators Scanning electron microscopes - SEM SEM/FIB (Ion beam repair)

Vacuum Data Peak pumping speed Ultimate pressure w/o gas ballast Ultimate pressure with gas ballast Ultimate pressure with Fomblin® Water vapour tolerance Motor Data Motor power Torr Water vapour capacity Nominal rotation speed Power connector (1) Physical Data Inlet flange NW10 Nozzle 11mm external Ø removable from 3/4 in BSP tapped hole Exhaust flange (2) Operating temperature range NW25 Nozzle 15 mm external diameter removable from 3/4 in BSP tapped hole Noise with acoustic enclosure (3) (1) pumps listed with IEC connector only (2) PFPE variants are supplied with NW25 outlet connection (3)...

Performance Curves

3. Alternative inlet port position All measurements indicated are shown in mm (inches)

E1M18 one stage - E2M18 two stage Dimensions All measurements indicated are shown in mm (inches)

Ordering information Each EM pump is supplied with 1 litre of Ultragrade 15 or 19 oil, O ring and centering ring, two Allen keys and spare seals for oil drain and filter plugs. For PFPE prepared FX pumps Fomblin® to be ordered separately. Accessories and Spares EMF3 mist filter 2m electrical supply cable for 1-ph pumps, UK, Three-pin plug 2m electrical supply cable for 1-ph pumps, North European plug 2m electrical supply cable for 1-ph pumps, North America/Japan plug 2m electrical supply cable for 1-ph pumps, no plug Ultragrade 15 Oil 4 litre Fomblin® YVAC 06/6 fluid 1 kg (532 ml) Clean and overhaul...

Service and support Your business success depends on maximum equipment uptime and minimum total cost of ownership, and we constantly strive to support those objectives. As a global leader in vacuum technology and processes, we understand how vacuum pumps and systems perform in real life. Our wide portfolio of services is designed with you in mind: to help keep your processes and equipment running in the most economical and environmentally efficient manner. Services include: • Overhaul and repair using genuine Edwards OEM parts • OEM spares and kits available for immediate despatch • ReManufactured...

GLOBAL CONTACTS Taiwan R.O.C. Jhunan Town +886 3758 1000 Publication Number: A37100895 issue C © Edwards Limited 2015. All rights reserved. Edwards and the Edwards logo are trade marks of Edwards Limited. Whilst we make every effort to ensure that we accurately describe our products and services, we give no warranty as to the accuracy or completeness of any information provided in this brochure.