UL 773A-1995
UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (Fourth Edition; Reprint with Revisions Through and Including July 07@ 2003)

Standard No.
UL 773A-1995
Release Date
1995
Published By
Underwriters Laboratories (UL)
Status
 2008-09
Replace By
UL 773A BULLETIN-2004
Latest
UL 773A-2020
Scope
These requirements cover indoor and outdoor light-sensitive@ motion (passive infrared)-sensitive@ or both light -and motion (passive infrared)-sensitive control units rated 300 volts alternating current (ac) or less and 2000 watts or less that are intended for controlling indoor or outdoor electric lighting fixtures@ and that are intended to be employed in accordance with the National Electrical Code@ NFPA 70. 1.1 revised August 30@ 1995 These requirements do not cover photoelectric switches@ intended for industrial use@ or controls of the plug-in@ locking type@ used for area or roadway lighting fixtures. 1.2 revised August 30@ 1995 A solid-state device is investigated under these requirements and under such additional requirements as are applicable to the device under consideration. A product that contains features@ characteristics@ components@ materials@ or systems new or different from those covered by the requirements in this Standard@ and that involves a risk of fire@ electric shock@ or injury to persons shall be evaluated using the appropriate additional component and end-product requirements to determine that the level of safety as originally anticipated by the intent of this Standard is maintained. A product whose features@ characteristics@ components@ materials@ or systems conflict with specific requirements or provisions of this Standard shall not be judged to comply with this Standard. Where appropriate@ revision of requirements shall be proposed and adopted in conformance with the methods employed for development@ revision@ and implementation of this Standard. 1.4 revised October 14@ 1999

UL 773A-1995 history

  • 1970 UL 773A-2020 Nonindustrial photoelectric switches for lighting control
  • 2018 UL 773A BULLETIN-2018 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (COMMENTS DUE: April 9@ 2018)
  • 2017 UL 773A BULLETIN-2017 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (COMMENTS DUE: January 15@ 2018)
  • 2016 UL 773A-2016 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (Sixth Edition; Reprint with Revisions Through and Including May 25@ 2018)
  • 2015 UL 773A BULLETIN-2015 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (COMMENTS DUE: November 30@ 2015)
  • 2014 UL 773A BULLETIN-2014 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (COMMENTS DUE: January 20@ 2015)
  • 2013 UL 773A CRD-2013 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control - Section / Paragraph Reference: 36 Subject: Load rating and marking requirements for photoelectric switches intended for use with electric-discharge lamps with magnetic or e
  • 2012 UL 773A CRD-2012 UL Standard for Safety Plug-In Locking Type Photocontrols for Use with Area Lighting - Section / Paragraph Reference: 29.2 Subject: Abnormal Switching Test - Requirements for controls using electronic triggering techniques, such as zero-crossing switching
  • 2010 UL 773A BULLETIN-2010 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (COMMENTS DUE: December 20@ 2010)
  • 2006 UL 773A-2006 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (Fifth Edition; Reprint with Revisions Through and Including March 04@ 2011)
  • 2005 UL 773A BULLETINS-2005 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (12/09/2005 (10p); 06/17/2005 (10p))
  • 2004 UL 773A BULLETIN-2004 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control
  • 1995 UL 773A-1995 UL Standard for Safety Nonindustrial Photoelectric Switches for Lighting Control (Fourth Edition; Reprint with Revisions Through and Including July 07@ 2003)
  • 1989 UL 773A-1989 Nonindustrial photoelectric switches for lighting control



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