Covers power operated pumps for anhydrous ammonia an liquefied petroleum gas (LP-gas) for use in liquid transfer operations in non-refrigerated systems in installations covered by ANSI/NFPA 58-1983, Liquefied Petroleum Gases, Storage and Handling of.
UL 51 BULLETINS-2001 history
2018UL 51 BULLETIN-2018 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas (COMMENTS DUE: September 3@ 2018)
1970UL 51-2018 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas
2015UL 51 BULLETIN-2015 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas (COMMENTS DUE: FEBRUARY 16@ 2015)
2013UL 51 BULLETIN-2013 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas (COMMENTS DUE: NOVEMBER 25@ 2013)
2013UL 51-2013 Power-operated pumps for anhydrous ammonia and LP-gas
2012UL 51 BULLETIN-2012 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas (COMMENTS DUE: DECEMBER 11@ 2012)
2009UL 51 BULLETIN-2009 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas (COMMENTS DUE: DECEMBER 14@ 2009)
2008UL 51 BULLETIN-2008 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas (COMMENTS DUE: September 15@ 2008)
2002UL 51-2002 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas Ninth Edition
2001UL 51 BULLETIN-2001 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP-Gas
1995UL 51-1995 UL Standard for Safety Power-Operated Pumps for Anhydrous Ammonia and LP Gas (Eighth Edition; Reprint with Revisions Through and Including March 10@1997)
1992UL 51-1992 Power-operated pumps for anhydrous ammonia and LP-gas