UL-1917 › Complete Document History
Standard for Solid-State Fan Speed Controls
Complete Current Edition: |
5TH EDITION - Standard for Solid-State Fan Speed Controls - June 17, 2022
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Obsolete Revision Information: |
CHANGE 10/17 - REVISION CHANGE - CODE B - Oct. 4, 2017
4TH EDITION - Standard for Solid-State Fan Speed Controls - July 3, 2013
CHANGE 02/12 - REVISION CHANGE - CODE B - Feb. 23, 2012
CHANGE 08/11 - REVISION CHANGE - CODE B - Aug. 16, 2011
CHANGE 12/09 - REVISION CHANGE - CODE B - Dec. 17, 2009
CHANGE 04/07 - REVISION CHANGE - CODE C - March 23, 2007
CHANGE 02/07 - REVISION CHANGE - CODE B - Feb. 5, 2007
3RD EDITION - SOLID-STATE FAN SPEED CONTROLS - Feb. 28, 2003
2ND EDITION - SOLID-STATE FAN SPEED CONTROLS - Feb. 11, 1994
1989 EDITION - SOLID-STATE FAN SPEED CONTROLS - Dec. 22, 1989
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