UL 193:11ED 2016-02
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Alarm Valves for Fire-Protection Service
Hardcopy
02-08-2024
English
26-02-2016
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Foreword
Introduction
1 Scope
2 General
3 Glossary
4 Installation instructions and trim drawings
Assembly
5 General
6 Sizes
7 Working pressures
8 Positions
9 Bodies and covers
10 Valve mechanisms
11 Clapper stops
12 Clapper rings and seat rings
13 Nonmetallic materials
14 Clearances
15 Auxiliary checks
16 Retarding chambers
17 Valve gags
Performance
18 General
19 Metallic materials tests
20 Nonmetallic materials tests
21 Adhesion test for resilient seat material
22 Installation test assembly
23 Servicing test for valves without handhole openings
24 Positiveness of response and transmission test
25 Hydraulic friction loss test
26 Leakage test
27 Strength of body test
28 Operational tests
Manufacturing and production tests
29 General
Marking
30 General
This revision of ANSI/UL 193 dated February 16, 2021 is being issued to update the title page to reflect the most recent designation as a Reaffirmed American National Standard (ANS).
| DevelopmentNote |
NEW CHILD REV 1 2021 IS ADDED
|
| DocumentType |
Standard
|
| Pages |
0
|
| ProductNote |
NEW CHILD REV 1 2021 IS ADDED
|
| PublisherName |
Underwriters Laboratories
|
| Status |
Superseded
|
| SupersededBy |
These requirements cover alarm valves for use in automatic wet-pipe sprinkler systems for fire-protection service.
| NFPA RESIDENTIAL SPRINKLER SYSTEMS : LATEST | RESIDENTIAL SPRINKLER SYSTEMS: PROTECTING LIFE AND PROPERTY |
| UL 393:8ED 2005-03-17 | Standard for Indicating Pressure Gauges for Fire-Protection Service |
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