Harmonizes as far as practicable all rules and requirements applicable to contactors and motor starters in order to obtain uniformity of requirements and tests throughout the corresponding range of equipment and to avoid the need for testing to different standards. This standard is intended to be used in conjunction with the Standard for Safety for Low-Voltage Switchgear and Controlgear - Part 1: General Rules, UL 60947-1, where applicable
UL 60947-4-1-2004 history
1970UL 60947-4-1-2022 Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
2017UL 60947-4-1 BULLETIN-2017 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters (COMMENTS DUE: September 25@ 2017)
2015UL 60947-4-1 BULLETIN-2015 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters
2014UL 60947-4-1 (ND)-2014 National Differences For UL 60947-4-1 Low-Voltage Switchgear and Controlgear - Part 4-1: Contactors and Motor-Starters - Electromechanical Contactors and Motor-Starters (Third Edition; Reprint with Revisions Through and Including October 17@ 2017)
2014UL 60947-4-1-2014 UL Standard for Safety Low-Voltage Switchgear and Controlgear �C Part 4-1: Contactors and Motor-Starters �C Electromechanical Contactors and Motor-Starters (Third Edition; Reprint with revisions through and including October 17@ 2017)
2006UL 60947-4-1 BULLETINS-2006 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters (11/17/2006 (26p); 08/18/2006 (10p))
2006UL 60947-4-1 BULLETIN-2006 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters (COMMENTS DUE: October 02@ 2006)
2005UL 60947-4-1 BULLETIN-2005 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters
2004UL 60947-4-1 BULLETIN-2004 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters
2004UL 60947-4-1 (ND)-2004 National Differences For UL 60947-4-1 Standard for Low-Voltage Switchgear and Controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (Second Edition)
2004UL 60947-4-1-2004 Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
2003UL 60947-4-1 BULLETIN-2003 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters
2001UL 60947-4-1 BULLETIN-2001 UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-1: Contactors and Motor-Starters Electromechanical Contactors and Motor-Starters