1、ANSI Z21.5.2-2016 CSA 7.2-2016Gas clothes dryers, volume II, type 2clothes dryersLegal Notice for StandardsCanadian Standards Association and CSA America, Inc. (operating as “CSA Group”) develop standards thro ugh a consensus standardsdevelopment pro cess approved by the Standards Council of Canada
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18、em immediately . Use of this documentconstitut es your acceptance of the terms and conditions of this Legal Notice.Revision HistoryANSI Z21.5.2-2016 CSA 7.2-2016, Gas clothes dryers, volume II, type 2clothes dryersRevisions from fourth edition Revision symbol (inmargin)Clauses 1.1 , 3, 4.1.8 , 4.10.
19、7 , 4.10.8 , 4.10.9 , 4.12.1 , 4.13.2 ,4.13.3 , 4.23.1 , 4.24.2 , 5.1.1 , 5.2 , 5.3.2 , 5.4.1 , 5.8.4 , 5.12 , 5.14 ,5.17 , 5.18 , 5.20 , 5.20.1 , 5.20.2 , 7.1.6 , 7.1.9 , 7.1.41 , 7.1.43 , 7.2 ,8.2 , A.1 , and A.3Figure 3Standards Update ServiceANSI Z21.5.2-2016 CSA 7.2-2016September 2016Title: Gas
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37、trademark of the Canadian Standards Association and CSA America Inc., operating as “CSA Group”American National Standards Institute, Inc.Interprovincial Gas Advisory CouncilApproved on Augus t 5, 2016 by ANSIApproved on July 8, 2016 by IGACEffective in Canada May 1, 2018Gas clothes dryers, volume II
38、, type 2clothes dryersANSI Z21.5.2-2016 CSA 7.2-2016ANSI Z21.5.2-2016 CSA 7.2-2016Gas clothes dryers, volume II, type 2 clothes dryersSeptember 2016 2016 CSA Group 1ContentsInt erpro vincial Gas Advisory Council 3Z21/83 Technical Committ ee on Performance and Inst allation of Gas Burning Appliances
39、and Relat edAccessories 5CSA Technical Committ ee on Gas Appliances and Relate d Accessories 8Z21/CSA Joint Technical Subcommitt ee on Standards for Gas Clothes Dryer s 11Preface 131 Scope 162 Reference publications 173 Definitions 194 Cons truction 274.1 General construc tion 274.2 Accessibility 28
40、4.3 Bolts, nuts, screws, and other threaded parts 284.4 Thickness of mater ial 294.5 Burner s 294.6 Primary air contr ol 314.7 Orifices and orifice holders 314.8 Automatic ignition sy st ems 324.9 Manually operat ed appliance main gas valves 344.10 Gas supply lines 354.11 Automatic valves 384.12 Gas
41、 appliance pressure regulator s 384.13 Bleeds and vents 404.14 Pilot filter s 404.15 Combus tion chamber s 414.16 Temperature limiting devices 414.17 Electrical equipment and wiring 414.18 Motor s and blower s 414.19 Loading doors 424.20 Mois ture and lint disposal 424.21 Wat er dispensing sy st ems
42、 424.22 Insulation 434.23 Ins tructions 434.24 Marking 465 Performance 505.1 General 505.2 Tes t gases 515.3 Tes t pressures and burner adjust ments 52ANSI Z21.5.2-2016 CSA 7.2-2016Gas clothes dryers, volume II, type 2 clothes dryersSeptember 2016 2016 CSA Group 25.4 Combus tion 535.5 Main burner an
43、d pilot operating charact eris tics 555.6 Pilot ed ignition sy st ems 575.7 Pr oved ignit er sy st ems 585.8 Direct ignition sy st ems 615.9 Thermos tats 635.10 Drying efficiency and drying chamber tem peratures 645.11 Limiting devices 655.12 Wat er dispensing sy st ems 655.13 Allowable exhaus t tem
44、peratures 665.14 Evaluation of burn hazard potenti al of exter ior surfaces 675.15 Temperatures of handles and knobs 705.16 Wall, floor , and ceiling tempe ratures 705.17 Safety circuit analysis 735.18 Lint screen and exhaus t blockage t est 735.19 Marking mater ial adhesion and legibility 745.20 In
45、sulation resis tance 756 Manufacturing and pr oduction t ests 767 It ems unique to the United State s 767.1 Electrical equipment and wiring 777.2 Motor s and blower s 907.3 Markings for electrical diagrams 918 It ems unique to Canada 918.1 Electrical equipment and wiring 918.2 Bilingual inst ruction
46、s and markings 928.3 High altitude 948.4 Metric units 94Annex A (normative) Provisions for list ed gas appliance conver sion kits (optional) 95Annex B (normative) Sample failure modes and effects analysis for component miswiring* 98Annex C (informative) Pertinent references to ANSI Y14.15 99Annex D
47、(informative) Preferred graphic s ymbols of commonly used it ems, extract ed fr om ANSI/IEEE315, Graphic Symbols for Electrical and Electron ics Diagrams, andAbbreviations for these Item s 100Annex E (informative) Table of conver sion factor s 102ANSI Z21.5.2-2016 CSA 7.2-2016Gas clothes dryers, vol
48、ume II, type 2 clothes dryersSeptember 2016 2016 CSA Group 3Interprovincial Gas Advisory CouncilJ.R. Mar shall Technical Standards suggestio ns for its improvement will be referred tothe appropriate committ ee. To submit a proposal for change, please send the following information toinquiriescsagrou
49、p.org and include “Proposal for change” in the subject line:a) Standard designation (number)b) relevant clause, table, and/or figure number;c) wording of the proposed change; andd) rationale for the change.6) To submit a request for interpretation of this Standard, please send the following information toinquiriescsagroup.org and include “Request for interp retation” in the subject line:a) define the problem, making reference to the specific clause, and, where appropriate, include anillustra tive sketch;b) provide an ex planation of circums tan
