2011UL 1664 BULLETIN-2011 UL Standard for Safety Immersion-Detection Circuit-Interrupters
2009UL 1664 BULLETIN-2009 UL Standard for Safety Immersion-Detection Circuit-Interrupters (COMMENTS DUE: November 16@ 2009)
2005UL 1664 BULLETINS-2005 UL Standard for Safety Immersion-Detection Circuit-Interrupters (10/25/2005 (2p); 10/21/2005 (2p))
1995UL 1664-1995 UL Standard for Safety Immersion-Detection Circuit-Interrupters Second Edition; Reprint with Revision Through and Including 01/03/2006