May 1, 2008 - Offering 2-stage diaphragm mechanism with ultimate vacuum to 1.5 Torr, Welch® VARIFLOW(TM) Vacuum Pumps can be used for full chemical- and standard-duty operation in OEM and laboratory applications. Chemical Duty Model 8115D-20 uses PTFE heads/diaphragms and FKM valves, while Standard Duty Model 8115D-25 uses aluminum heads and EPDM diaphragms/valves. All models use 24 V brushless dc motors with maximum power consumption of 85 W and can restart under vacuum.

Related categories: Chemical Processing and Waste Management | Fluid and Gas Flow Equipment

Press Release
Release date: April 25, 2008

New Variable Speed DC Vacuum Pumps

The NEW Welch® VARIFLOW(TM) DC-Drive Vacuum Pumps are ideal for OEM and Laboratory applications.

These totally dry DC-drive variable speed vacuum pumps can be used for full chemical-duty and standard-duty operation.

The VARIFLOW Pumps offer High performance two-stage diaphragm mechanism with 45 LPM flow rate and ultimate vacuum to1.5 torr (<2 mbar).

The Chemical Duty Model 8115D-20 uses PTFE heads and diaphragms and FKM valves. The Standard Duty Model 8115D-25 uses aluminum heads, EPDM diaphragms and valves.

Flexible OEM designs are available with or without power supply and controller in an enclosure or as a bare pump. All models use 24V brushless DC motors with a maximum power consumption of 85 watts and can restart under vacuum.

For additional information on the VARIFLOW Vacuum Pumps, visit the Welch Website: www.welchvacuum.com or email: gdwelchvacuum@gardnerdenver.com

Welch® Pumps, a product of Gardner Denver
5621 W. Howard Street
Niles, IL 60714 USA
Tel: 847-676-8800
Fax: 847-677-8606
email: gdwelchvacuum@gardnerdenver.com

www.welchvacuum.com

Client Contact: Mark Suda, Product Manager
email: Mark.Suda@gardnerdenver.com

Contacts:

General Information:
Mark Suda Product Manager
USA

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Company Information:
Name: Gardner Denver
Address: 1800 Gardner Expwy.
City: Quincy
State: IL
ZIP: 62301
Country: USA
Phone: 800-682-9868
FAX: 217-224-7814
http://www.gardnerdenver.com

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