UL 125:10ED 2020-07-27
Current
The latest, up-to-date edition.
ANSI/CAN/UL/ULC Flow Control Valves for Anhydrous Ammonia and LP-Gas
Hardcopy
English, French
27-07-2020
This revision of ANSI/CAN/UL/ULC 125 dated August 26, 2021 is issued to reinstate exceptions to clause 8.2, and update references in 8.6 and 8.7.
| DevelopmentNote |
NEW CHILD REV 1 2021 IS NOW ADDED
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| DocumentType |
Standard
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| Pages |
0
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| ProductNote |
NEW CHILD REV 1 2021 IS NOW ADDED
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| PublisherName |
Underwriters Laboratories
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| Status |
Current
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These minimum requirements cover the following types of anhydrous ammonia and liquefied petroleum gas (LP-Gas) valves that are used to control the flow of liquid and/or vapor into and out of containers, or in piping systems between containers, or between containers and utilization equipment, and are for use at temperatures within the range of -40 °C (-40 °F) to 55 °C (130 °F): a) Shutoff Valves (primary or secondary, and manual or automatic), b) Excess Flow Valves, c) Back Pressure Check Valves, d) Filler Valves, e) Vapor Return Valves, f) Actuated Liquid Withdrawal Excess-Flow Valves, g) Multiple function valves, h) Internal valve, i) Emergency shutoff valve, j) Lever operated transfer valve, and k) LP-Gas Hose Nozzle Valve.
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