UL 144-1999《液化石油气用压力调节阀》

Covers pressure regulators for use with LP-Gas equipment. Regulators covered by these requirements are intended for use in non-refrigerated systems in accordance with the following standards: a) Liquefied Petroleum Gas Code, (National Fire Codes, Vol. 2) NFPA 58; b) National Fuel Gas Code ( IAS/A.G.A. Z223.1), NFPA 54; c) Outdoor Cooking Gas Appliances, IAS/A.G.A. Z21.58; and d) Standard on Recreational Vehicles (RVIAA119.2) (National Fire Codes, Vol. 7), NFPA 501C. These requirements do not cover: a) Compressed gas regulators; b) Gas appliance pressure regulators; c) Regulators for use in chemical, petroleum, or utility power plants; pipeline or marine terminals; or related storage facilities at such plants or terminals; d) Combination gas control valves for gas appliances; e) Regulators for use in oxygen-fuel, gas-welding, and cutting operations; and f) Regulators for use in engine fuel (automotive and/or marine) applications.