UL 347 BULLETINS-2005
6/28/2005 (2p)

Standard No.

UL 347 BULLETINS-2005

Release Date

2005

Published By

Underwriters Laboratories (UL)

Status

Be replaced 2009-11

Replace By

UL 347 BULLETIN-2007

Latest

UL 347-2022

Scope

These requirements cover enclosed industrial control equipment and associated components intended for starting, stopping, regulating, controlling, or protecting electric motors or other electrical loads including refrigeration equipment, having a-c voltage ratings in the range of 2.2 - 2.5 or 4.0 - 5.0 kV or 6.2 - 7.2 kV. These requirements cover equipment intended for use in ordinary locations in accordance with the National Electrical Code. These requirements, as modified by the Standard for Centrifugal Fire Pumps, NFPA 20, also cover Fire Pump Controllers.

UL 347 BULLETINS-2005 history

• 1970 UL 347-2022 High voltage industrial control equipment
• 2020 UL 347-2020 Medium-Voltage AC Contactors, Controllers, and Control Centers
• 2019 UL 347 BULLETIN-2019 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers (COMMENTS DUE: March 27@ 2019)
• 2018 UL 347 BULLETIN-2018 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers
• 2016 UL 347-2016 UL Standard for Safety Medium-Voltage AC Contactors, Controllers, and Control Centers (Sixth Edition)
• 2015 UL 347 BULLETIN-2015 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers (COMMENTS DUE: June 29@ 2015)
• 2014 UL 347 BULLETIN-2014 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers
• 2013 UL 347 BULLETIN-2013 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers (COMMENTS DUE: March 04@ 2013)
• 2011 UL 347 BULLETIN-2011 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers
• 2009 UL 347 BULLETIN-2009 UL Standard for Safety High Voltage Industrial Control Equipment (COMMENTS DUE: June 22@ 2009)
• 2009 UL 347-2009 Medium-voltage AC contactors, controllers, and control centers
• 2008 UL 347 BULLETIN-2008 UL Standard for Safety High Voltage Industrial Control Equipment (COMMENTS DUE: October 21@ 2008)
• 2007 UL 347 BULLETIN-2007 UL Standard for Safety High Voltage Industrial Control Equipment
• 2005 UL 347 BULLETINS-2005 6/28/2005 (2p)
• 2005 UL 347 BULLETIN-2005 UL Standard for Safety Medium-Voltage AC Contactors@ Controllers@ and Control Centers
• 1993 UL 347-1993 High voltage industrial control equipment