UL Subject 1561
Standard for Dry-Type General Purpose and Power Transformers (CSDS Proposal, 3/20/2015)
standard by Underwriters Laboratories, 03/20/2015
UL Subject 2166
Standard for Halocarbon Clean Agent Extinguishing System Units (CSDS Proposal, 3/20/2015)
standard by Underwriters Laboratories, 03/20/2015
UL Subject 2127
Standard for Inert Gas Clean Agent Extinguishing System Units (CSDS Proposal, 3/20/2015)
standard by Underwriters Laboratories, 03/20/2015