Standard 917, Edition 5
UL 917

Standard for Clock-Operated Switches

UL Standard Edition 5 Published Date: November 10, 2006 Last Revision: July 19, 2016


Revisions and Related Documents

Red Line Std. (4)

July 19, 2016 Redline Revision
August 15, 2013 Revision
October 07, 2009 Revision
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Proposals (6)

CSDS Proposal   

CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.


April 15, 2016
December 18, 2015
June 03, 2015
April 22, 2015
April 12, 2013
February 08, 2013
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UL LLC - Certification Requirement Decision    Learn more about CRDs
March 16, 2015
October 30, 2012
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Other Updates (0)

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Referenced Standards (4)

Reverse Referenced Standards (35)

UL 917 is referenced in the following list of UL Standards

82 9 Electric Gardening Appliances
122 5 Standard for Photographic Equipment
365 5 Standard for Police Station Connected Burglar Alarm Units and Systems
399 8 Drinking Water Coolers
412 5 Refrigeration Unit Coolers
416 4 Standard for Refrigerated Medical Equipment
469 4 Standard for Musical Instruments and Accessories
471 10 Standard for Commercial Refrigerators and Freezers
482 9 Standard for Portable Sun/Heat Lamps
499 14 Electric Heating Appliances
609 12 Standard for Local Burglar Alarm Units and Systems
634 9 Standard for Connectors and Switches for Use with Burglar-Alarm Systems
646 4 Standard for Exhaust Hoods for Commercial Cooking Equipment
647 2 Standard for Unvented Kerosene-Fired Room Heaters and Portable Heaters
710 7 Exhaust Hoods for Commercial Cooking Equipment
710C 3 Outline of Investigation for Ultraviolet Radiation Systems for Use in the Ventilation Control of Commercial Cooking Operations
775 3 Standard for Graphic Arts Equipment
813 7 Standard for Commercial Audio Equipment
875 10 Electric Dry-Bath Heaters
921 8 Standard for Commercial Dishwashers
963 4 Standard for Sealing, Wrapping, and Marking Equipment
987 8 Standard for Stationary and Fixed Electric Tools
1042 5 Electric Baseboard Heating Equipment
1082 6 Household Electric Coffee Makers and Brewing-Type Appliances
1083 6 Household Electric Skillets and Frying-Type Appliances
1261 6 Electric Water Heaters for Pools and Tubs
1447 6 Standard for Electric Lawn Mowers
1795 5 Standard for Hydromassage Bathtubs
1951 2 Electric Plumbing Accessories
2006 5 Standard for Halon 1211 Recovery/Recharge Equipment
2021 4 Fixed and Location-Dedicated Electric Room Heaters
2158 6 Electric Clothes Dryers
2565 1 Standard for Industrial Metalworking and Woodworking Machine Tools
60335-1 6 Standard for Safety of Household and Similar Appliances, Part 1: General Requirements
61010a-1 3 Standard for Electrical Equipment for Laboratory Use; Part 1: General Requirements
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