• ANSI Z21.87 :2007

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    AUTOMATIC GAS SHUTOFF DEVICES FOR HOT WATER SUPPLY SYSTEMS

    Available format(s):  Hardcopy, PDF

    Superseded date:  16-07-2021

    Language(s):  English

    Published date:  31-12-2016

    Publisher:  Canadian Standards Association

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    Table of Contents - (Show below) - (Hide below)

    Part I - Construction
    1.1 Scope
    1.2 General
    1.3 Data Furnished By Manufacturer
    1.4 Materials
    1.5 Connections And Flow Areas
    1.6 Bolts, Nuts And Screws
    1.7 Adjustments
    1.8 Strength
    1.9 Corrosion
    1.10 Thermal Sensing Element TubeS
    1.11 Assembly
    1.12 Instructions
    1.13 Marking
    Part II - Performance
    2.1 General
    2.2 Shutoff And Reset Temperatures
    2.3 Leakage
    2.4 Capacity
    2.5 Continued Operation
    2.6 Safety Circuit Analysis
    2.7 Effects Of Voltage Variation
    2.8 Current Input
    2.9 Transient Voltage
    2.10 Effects Of Humidity Variation
    2.11 Marking Material Adhesion And Legibility
    EXHIBIT A - Items Unique To The United States
    EXHIBIT B - Items Unique To Canada
    EXHIBIT C - List Of Reference Standards
    Part III - Manufacturing And Production Tests
    Part IV - Definitions
    APPENDIX A - Preferred graphic symbols of commonly
                 used Items, extracted from Standard
                 ANSI/IEEE 315, Graphic symbols for
                 electrical and electronics diagrams,
                 and abbreviations for these items
    APPENDIX B - Failure Modes and Effects Analysis
    APPENDIX C - Table of Conversion Factors

    Abstract - (Show below) - (Hide below)

    Applies to newly produced automatic gas shutoff valves and devices constructed entirely of new, unused parts and materials.

    General Product Information - (Show below) - (Hide below)

    Development Note Also numbered as CSA 4.6. (10/2001)
    Document Type Standard
    Product Note Reconfirmed EN
    Publisher Canadian Standards Association
    Status Superseded
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    NSF 14 : 2016 PLASTICS PIPING SYSTEM COMPONENTS AND RELATED MATERIALS
    CSA Z234.1 : 0 METRIC PRACTICE GUIDE
    CSA C22.2 No. 139 : 2013 ELECTRICALLY OPERATED VALVES
    IEEE/ASTM SI_10-2010 American National Standard for Metric Practice
    ISO 68-1:1998 ISO general purpose screw threads — Basic profile — Part 1: Metric screw threads
    NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
    ISO 261:1998 ISO general purpose metric screw threads General plan
    NFPA 54 : 2018 NATIONAL FUEL GAS CODE
    ANSI Z223.1 : 2018 NATIONAL FUEL GAS CODE
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