CSA 4.4 : 2015
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
RELIEF VALVES FOR HOT WATER SUPPLY SYSTEMS
Hardcopy , PDF
12-07-2021
English
01-01-2015
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Preface
1 Scope
2 Reference publications
3 Definitions
4 Construction
5 Performance - Pressure relief element
6 Performance - Temperature relief element
7 Performance - Vacuum relief valves
8 Manufacturing and production tests
9 Items unique to Canada
Annex A (informative) - Table of conversion factors
Pertains to the following types of relief valves constructed entirely of new, unused parts and materials: a) Temperature relief valves and combination temperature and pressure relief valves for use on storage tanks of hot water supply systems without heater input limitation 'T&P' valves, hereinafter called; b) Valves having only pressure relief features for use on storage tanks of hot water supply systems without heater input limitation; and c) Vacuum relief valves.
| DevelopmentNote |
Also numbered as ANSI Z21.22. (10/2001) Supersedes CGA 4.4. (06/2008)
|
| DocumentType |
Standard
|
| Pages |
46
|
| PublisherName |
Canadian Standards Association
|
| Status |
Superseded
|
| Supersedes |
| CSA/ANSI Z21.96 : 2014 | PORTABLE WATER HEATERS FOR OUTDOOR USE |
| NFPA 54 : 2018 | NATIONAL FUEL GAS CODE |
| ANSI Z223.1 : 2018 | NATIONAL FUEL GAS CODE |
| CSA 1.8 : 2016 | GAS FOOD SERVICE EQUIPMENT |
| CSA 4.1 : 2017 | GAS WATER HEATERS, VOLUME 1, STORAGE WATER HEATERS WITH INPUT RATINGS OF 75,000 BTU PER HOUR OR LESS |
| CSA/ANSI Z21.10.1 : 2017 | GAS WATER HEATERS, VOLUME 1, STORAGE WATER HEATERS WITH INPUT RATINGS OF 75,000 BTU PER HOUR OR LESS |
| CSA/ANSI Z83.11 : 2016 | GAS FOOD SERVICE EQUIPMENT |
| ASME CSD1 : 2012 | CONTROLS AND SAFETY DEVICES FOR AUTOMATICALLY FIRED BOILERS |
| CSA/ANSI Z21-10-3 : 2017 | GAS-FIRED WATER HEATERS, VOLUME 3, STORAGE WATER HEATERS WITH INPUT RATINGS ABOVE 75,000 BTU PER HOUR, CIRCULATING AND INSTANTANEOUS |
| CSA/ANSI Z21.10.1:19/CSA 4.1:19 | Gas water heaters, volume I, storage water heaters with input ratings of 75,000 Btu per hour or less |
| ASHRAE HDBK REFRIGERATION : 2014 | ASHRAE HANDBOOK - REFRIGERATION |
| CSA B140.12 : 2003 : R2013 | OIL-BURNING EQUIPMENT: SERVICE WATER HEATERS FOR DOMESTIC HOT WATER, SPACE HEATING, AND SWIMMING POOLS |
| CSA B140.12:2003 | OIL-BURNING EQUIPMENT: SERVICE WATER HEATERS FOR DOMESTIC HOT WATER, SPACE HEATING, AND SWIMMING POOLS |
| ANSI Z83.21 : 2016 | COMMERCIAL DISHWASHERS |
| CSA C22.2 No. 168 : 2016 | COMMERCIAL DISHWASHERS |
| 11/30242646 DC : DRAFT FEB 2011 | BS EN 62282-2 - FUEL CELL TECHNOLOGIES - PART 2: FUEL CELL MODULES |
| CSA 11-6 : 2014 | PORTABLE WATER HEATERS FOR OUTDOOR USE |
| CSA F383 : 2008 : INC : SUP 1 2011 | INSTALLATION OF PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS |
| CSA F383 : 2008:R2013 | INSTALLATION OF PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS |
| CSA F379 SERIES : 2009 | PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS (LIQUID-TO-LIQUID HEAT TRANSFER) |
| CSA/ANSI Z21.10.3 : 2015 | GAS-FIRED WATER HEATERS, VOLUME 3, STORAGE WATER HEATERS WITH INPUT RATINGS ABOVE 75,000 BTU PER HOUR, CIRCULATING AND INSTANTANEOUS |
| CSA F383 :2008 | INSTALLATION OF PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS |
| CSA F379 SERIES : 2009 : INC : UPD 2 : 2013 : R201300 | PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS (LIQUID-TO-LIQUID HEAT TRANSFER) |
| CSA F383 : 2008 : INC : SUP P1 : 2011 : R2013 | INSTALLATION OF PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS |
| CSA F379 SERIES : 2009 : INC : UPD 1 : 2011 | PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS (LIQUID-TO-LIQUID HEAT TRANSFER) |
| CSA F379 SERIES : 2009 : INC : UPD 3 : 2014 : R201300 | PACKAGED SOLAR DOMESTIC HOT WATER SYSTEMS (LIQUID-TO-LIQUID HEAT TRANSFER) |
| NSF 14 : 2016 | PLASTICS PIPING SYSTEM COMPONENTS AND RELATED MATERIALS |
| CSA Z234.1 : 0 | METRIC PRACTICE GUIDE |
| IEEE/ASTM SI_10-2010 | American National Standard for Metric Practice |
| ASME B1.20.1 : 2013(R2018) | PIPE THREADS, GENERAL PURPOSE (INCH) |
| ANSI Z223.1 : 2018 | NATIONAL FUEL GAS CODE |
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