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ES Rotary Vane Pumps

ES Rotary Vane Pumps
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ES SINGLE STAGE 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 for industrial applications. With over 95 years’ history and more than 75 years’ manufacturing experience, Edwards has supplied over one million rotary vane pumps around the world. 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...

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Edwards ES pump range the next generation of rotary vane pumps The Edwards ES range of pumps represents a significant advancement in single stage oil sealed rotary vane pumps. Enhanced performance – class leading ultimate vacuum level and extended operating pressure range • A wider range of industrial applications with good water vapour handling • Low cost of ownership - runs cool giving a long oil life time • Environment friendly - minimal oil emission • Quieter - than most comparable single stage rotary vane pumps Stability – stable vacuum performance, with no pressure fluctuations •...

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Edwards ES range is available in five variants from ES65 to ES630

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Refined internal mechanism The improved pump mechanism is designed with attention to detail that guarantees a class leading ultimate vacuum level without the pressure fluctuations that are often seen in single stage pumps. Oil mist filter The improved integrated exhaust mist filter is very effective in preventing oil mist from being exhausted into the laboratory. It is user serviceable and gives the pump a much cleaner and quieter operation. This effective oil mist filter along with an improved oil baffle reduces oil loss to almost zero. Air cooling The pump is provided with an efficient...

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Applications ES Pumps and Booster packages offer the ideal combination of vacuum performance and stability with convenience and investment affordability in a wide range of Industrial applications. Coating Drying • Transformer drying • Automotive drying and filling systems • Refrigeration and air conditioning • Battery and capacitor drying • Load locks of glass coater and large in line coaters General industrial • House vacuum • Optical, opthalmic and display coating • Surface coating like plasma deposition and reflective or decorative • Plasma cleaning/sterilising Heat treatment • Food...

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Technical data units Ultimate vacuum (total pressure) no gas ballast mbar / torr Ultimate vacuum (total pressure) with gas ballast mbar / torr Inlet Connection Outlet Connection Max permitted outlet pressure Max water vapour pumping rate (50Hz) Max water vapour pumping rate (60Hz) Motor Protection rating

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ES pump and booster combinations Edwards is able to offer a range of ES rotary vane pumps and mechanical boosters, complete with combination kits to mount the mechanical booster. The fitting of a mechanical booster to an ES rotary vane pump significantly increases the pumping speed and vacuum performance of your system, as well as increasing the ultimate vacuum attainable by approximately one decade of pressure. Edwards’ applications specialists are able to assist in the selection of the combination most suited to your requirements. Individual data sheets are available on request for all...

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Performance curves

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ES/EH combinations without gas ballast 101

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ES pump accessories There are a range of accessories available for easy control of the pump Oil level switch For remote monitoring of the oil level, to prevent potential damage to the pump. Available separately or in combination with a PT100 or a 120˚C sensor. Temperature sensors PT100 and the 120˚C temperature sensor to monitor temperature of the oil. Inlet Filter/Inlet Catch pots Inlet filters can be used to maximise uptime by preventing debris getting into the pump mechanism. Inlet Catch pots protect the pump from a large volume of condensable vapours.

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ES/EH combinations direct mount

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Service and support The ES range of single stage oil sealed rotary vane pumps is designed with a number of features which enable both routine maintenance and full service intervention to be conducted with minimal specialised tooling and knowledge. Routine maintenance activities can be performed with the pump left in its installation environment, and full service can be performed in any workshop used for typical industrial site equipment maintenance. For those customers who prefer a self-managed service philosophy, Edwards provides the following great value options for the ES Range: •...

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Ordering information ES range ES/EH combinations ordering number matrix Part Number Accessories Description ITM100 Inlet Dust Filter ITM300 Inlet Dust Filter ITM800 Inlet Dust Filter None PT100 Temperature Sensor Oil Level Sensor Oil Level Sensor + 120 °C Oil Level Sensor + PT100 Booster Inlet Seal with Mesh Screen 0 1 2 3 Booster Oil Level Monitor 0 1 None OLM500 oil level Monitor

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GLOBAL CONTACTS Taiwan R.O.C. Jhunan Town +886 3758 1000 Publication Number: A35240S95, Issue D © 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.

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