These requirements cover station inlets and outlets intended for use in hospitals for distribution of nonflammable medical gas in rigid piping systems in accordance with the Standard for Health Care Facilities, NFPA 99. 1.2 These requirements do not cover station inlets and outlets designed to operate at non-standard operating pressures as defined in the Standard for Health Care Facilities, NFPA 99. This new edition revise and/or replace nonmetallic enclosure and parts requirements to reflect current technology, add acceptable alternative constructions, and achieve consistent wording in similar standards. Add and revise terms in the glossary section to promote consistency and clarity throughout the standard. Revise the term "No. X AWG" to read "X AWG" throughout the standard in accordance with Articles 200.6 and 250 of the National Electrical Code (NEC), ANSI/NFPA 70 -2002. Delete references to HACR Type circuit breakers. Replace ASTM Oil No. 3 with IRM 903 Oil for the Oil immersion test as ASTM Oil No. 3 is no longer being used. Incorporate editorial revisions, which includes typographical corrections, clarifications, updated outside references and renumbering of the standard to promote consistency and clarity throughout the standard. Add Appendix B for informational purposes only. This appendix contains explanatory and clarification type material, numbered to correspond with the applicable text paragraphs in the body of the standard.
UL 1963-2005 history
1970UL 1963-2021 UL Standard for Safety Refrigerant Recovery/Recycling Equipment
2017UL 1963 BULLETIN-2017 UL Standard for Safety Refrigerant Recovery/Recycling Equipment (COMMENTS DUE: June 9@ 2017)
2013UL 1963 BULLETIN-2013 UL Standard for Safety Refrigerant Recovery/Recycling Equipment (COMMENTS DUE: April 29@ 2013)
2012UL 1963 BULLETIN-2012 UL Standard for Safety Refrigerant Recovery/Recycling Equipment (COMMENTS DUE: September 17@ 2012)
2011UL 1963-2011 UL Standard for Safety Refrigerant Recovery/Recycling Equipment (Fourth Edition; Reprint with revisions through and including October 11@ 2013)
2010UL 1963 BULLETIN-2010 SUMMARY OF TOPICS The following changes in requirements to the Standard for Refrigerant Recovery/Recycling Equipment, UL 1963, are being proposed for preliminary review and comment
2005UL 1963 BULLETINS-2005 UL Standard for Safety Refrigerant Recovery/Recycling Equipment (08/12/2005 (2p); 05/20/2005 (140p))
2005UL 1963-2005 UL Standard for Safety Refrigerant Recovery/Recycling Equipment Third Edition; Reprint with Revisions Through and Including 2/23/2006
1995UL 1963-1995 UL Standard for Safety Refrigerant Recovery/ Recycling Equipment (Second Edition; Reprint with Revisions Through and Including July 31@ 1996)