Page 1
Introduction
Welcome to the growing FERRUPS family. FERRUPS represents a breakthrough in the design of advanced, on-
line uninterruptible power systems.
Please read this manual thoroughly before operating your FERRUPS. Keep this manual handy for future
reference.
001 If You Have a Problem or a Question
Best Power is committed to outstanding customer service. Our Worldwide Service center is happy to help you
with any problems or answer any questions you may have. Service technicians are available 24 hours a day, 365
days a year. Just call the telephone number below or the nearest Best Power office, or send a fax to the
Worldwide Service fax number. Please have your unit’s serial number available when you call.
If you prefer to contact Best Power via computer, bulletin board service and CompuServe are available, and Best
Power has a World Wide Web site with more product information.
Best Power’s toll-free Fax on Demand service is also available 24 hours a day to give you access to technical
notes and product information.
Worldwide Service:
1-800-356-5737 (U.S.A. and Canada) or 1-608-565-2100
Worldwide Service Fax 1-608-565-2509
Bulletin Board Service:
1-608-565-7424
CompuServ:
Go BEST at any ! prompt.
World Wide Web Site:
http://www.bestpower.com
Fax on Demand:
1-800-487-6813 (U.S.A. and Canada)
002 If You Need More Information
This manual provides the information you need for basic operation of your FERRUPS. If you have a special
application or if you need more in-depth information, Best Power offers an excellent selection of literature to
help you, including Service Manuals with complete technical information and guidelines. Simply call your local
Best Power office. We’ll be happy to meet your information needs promptly.