UL 1640-2016
UL Standard for Portable Power-Distribution Equipment (Fourth Edition)

Standard No.

UL 1640-2016

Release Date

2016

Published By

Underwriters Laboratories (UL)

Status

Be replaced 2016-08

Replace By

UL 1640 BULLETIN-2016

Latest

UL 1640-2021

Scope

These requirements cover portable power-distribution equipment rated 600 volts or less and 1600 amperes maximum. They are intended for either single- or multi-phase supply and are intended to distribute power in accordance with the National Electrical Code@ NFPA 70 (NEC). These requirements cover portable power-distribution equipment intended for use in the following locations: a) Carnivals@ circuses@ fairs@ and similar locations in accordance with Article 525 of the NEC; b) Exhibition halls in accordance with Article 518 of the NEC; c) Motion picture and television studios and similar locations in accordance with Article 530 of the NEC; d) Theaters@ audience areas of motion-picture and television studios@ and similar locations in accordance with Article 520 of the NEC; and e) Temporary installations at construction sites in accordance with Article 590 of the NEC. These requirements do not cover portable power-distribution equipment: a) Intended to be mounted above or adjacent to the lighting unit it supplies. These devices are covered by the Standard for Stage and Studio Luminaires and Connector Strips@ UL 1573. b) Intended to be connected to the load side of branch circuits@ such as: 1) Relocatable power taps. These devices are covered by the Standard for Relocatable Power Taps@ UL 1363; 2) Cord sets. These devices are covered by the Standard for Cord Sets and Power- Supply Cords@ UL 817; 3) Convention-center Cord Sets. These devices are covered by the Standard for Exhibition Display Units@ Fabrication and Installation@ UL 2305; and 4) Current taps. These devices are covered by the Standard for Current Taps and Adapters@ UL 498A.

UL 1640-2016 history

• 1970 UL 1640-2021 Portable power distribution units
• 2016 UL 1640 BULLETIN-2016 UL Standard for Safety Portable Power-Distribution Equipment (COMMENTS DUE: September 19@ 2016)
• 2016 UL 1640-2016 UL Standard for Portable Power-Distribution Equipment (Fourth Edition)
• 2015 UL 1640 BULLETIN-2015 UL Standard for Safety Portable Power-Distribution Equipment (COMMENTS DUE: October 27@ 2015)
• 2014 UL 1640 BULLETIN-2014 UL Standard for Safety Portable Power-Distribution Equipment (COMMENTS DUE: September 15@ 2014)
• 2013 UL 1640 BULLETIN-2013 UL Standard for Safety Portable Power-Distribution Equipment
• 2012 UL 1640-2012 UL Standard for Safety Portable Power-Distribution Equipment (Third Edition)
• 2011 UL 1640 BULLETIN-2011 UL Standard for Safety Portable Power-Distribution Equipment (COMMENTS DUE: May 20@ 2011)
• 2010 UL 1640 BULLETIN-2010 UL Standard for Safety Portable Power-Distribution Equipment (COMMENTS DUE: April 07@ 2010)
• 2009 UL 1640 BULLETIN-2009 UL Standard for Safety for Portable Power-Distribution Equipment (COMMENTS DUE: October 14@ 2009)
• 2004 UL 1640 BULLETINS-2004 3/29/2004 (8p)
• 2004 UL 1640 BULLETIN-2004 UL Standard for Safety Portable Power-Distribution Equipment
• 2003 UL 1640 BULLETINS-2003 UL Standard for Safety Portable Power-Distribution Equipment (09/05/2003 (2p); 06/02/2003 (8p); 03/19/2003 (10p))
• 2003 UL 1640 BULLETIN-2003 9/5/2003 (2p); 6/2/2003 (8p); 3/19/2003 (10p)
• 2000 UL 1640 BULLETIN-2000 UL Standard for Safety Portable Power-Distribution Equipment
• 2000 UL 1640-2000 Safety for Portable Power-Distribution Equipment Second Edition; Revisions through and including August 16, 2004
• 1995 UL 1640-1995 Portable power distribution units