UL CSDS Proposal
Published Date: January 19, 2018
Last Revision: April 25, 2023
Scope
005650-000000-0000001 Scope
1.1 These requirements cover liquid-level gauges for anhydrous ammonia and liquefied petroleum gas (LP-Gas) for use with pressure vessels in nonrefrigerated systems in installations covered by the following American National Standards and others:
a) Compressed Gas Association, CGA G-2.1.
b) Liquefied Petroleum Gas Code, NFPA 58.
c) Storage and Handling of Liquefied Petroleum Gases at Utility Plants, ANSI/NFPA 59.
1.2 These requirements cover designs of gauges that require the release of liquid or gas phases of the contained fluid in order to function and gauges that do not require the release of liquid or gas phases of the contained fluid to function.
Summary of Topics b0565_6_20180119_sum.htmlSubject 565
Bulletin Dated: January 19, 2018
SUMMARY OF TOPICS
The following changes in requirements to the Standard for Liquid-Level Gauges for Anhydrous Ammonia and LP-Gas, UL 565, are being proposed:
1. Revisions to the 10-day moist ammonia-air stress cracking test
Back to Standard 565, Edition 6