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UL 1778-14 Uninterruptible power systems

Publication Year

2014

Document Status

Current

Abstract

Specifies uninterruptible power supplies (UPS) rated 600 volts or less ac or dc for installation in accordance with the National Electrical Code.

Document History

Revised April 03, 2024.

Publisher Information

Underwriters Laboratories

Established in 1894 as the Underwriters' Electrical Bureau, UL is a global safety consulting and certification company, approved to perform safety testing by the U.S. federal agency of Occupational Safety and Health Administration.

333 Pfingsten Road
Northbrook
UL
USA

Tel: +1 877 854-3577