ANSI CSA AM Z83.8-2016 CSA 2.6-2016 Gas unit heaters gas packaged heaters gas utility heaters and gas-fired duct furnaces (Sixth Edition Incorporating Errata February 2017).pdf

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1、REVISED FEBRUARY 2017ANSI Z83.8-2016 CSA 2.6-2016Gas unit heaters, gas packaged heaters, gas utility heaters, and gas-fired duct furnacesLegal Notice for StandardsCanadian Standards Association and CSA America, Inc. (operating as “CSA Group”) develop standards thro ugh a consensus standards developm

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18、the contents hereof, and if you do make such copies, you are required to destr oy them immediately . Use of this document constitut es your acceptance of the terms and conditions of this Legal Notice.Revision HistoryANSI Z83.8-2016 CSA 2.6-2016, Gas unit heaters, gas packaged heaters, gas utility he

19、aters, and gas-fired duct furnacesErrata February 2017 Revision symbol (in margin)Clause 5.3.5Revisions from the 5th edition Revision symbol (in margin)Clauses 4.30.4 , 4.31.11 , 5.25.1 , and 5.29.4Standards Update ServiceANSI Z83.8-2016 CSA 2.6-2016January 2016Title: Gas unit heaters, gas packaged

20、heaters, gas utility heaters, and gas-fired duct furnacesTo regist er for e-mail notification about any updat es to this publication go to shop.csa.ca click on CSA Updat e ServiceThe List ID that you will need to regist er for updat es to this publication is 2423636.If you require assista nce, pleas

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22、er without the prior permission of the publisher .Published in January 2016 by CSA Group A not -for-prof it privat e sect or organization 178 Re xdale Boulevard, Toront o, Ontario, Canada M9W 1R3 To purchase st andards and related publications, visit our Online Store at shop.csa.caor call to ll-free

23、 1-800-463-6727 or 416-747-4044.A trademark of the Canadian Standards Association and CSA America Inc., operating as “CSA Group”American National Standards Institute, Inc.Interprovincial Gas Advisory CouncilApproved on December 4, 2015 by ANSIApproved on December 4, 2015 by IGACEffective in Canada J

24、une 15, 2017Gas unit heaters, gas packaged heaters, gas utility heaters, and gas- fired duct furnacesANSI Z83.8-2016 CSA 2.6-2016ANSI Z83.8-2016 CSA 2.6-2016Gas unit heaters, gas packaged heaters, gas utility heaters, and gas-fired duct furnacesJanuary 2016 2016 CSA Group1ContentsInt erpro vincial G

25、as Advisory Council (IGAC) 4Technical Committ ee on Performance and Installation of Gas Burning Appliances and Relate d Accessories (Z21/83) 6Technical Committ ee on Gas Appliances and Relate d Accessories 9Z83/CSA Joint Technical Sub-Commit tee on Gas-Fired Heavy -Duty Forced Air Heate r s 11Prefac

26、e 141 Scope 172 Reference publications 193 Definitions 224 Cons truction 324.1 General construc tion 324.2 Assembly 364.3 Accessibility 364.4 Combus tion air and ventilation 374.5 Main burner s 384.6 Primary air adjust ment means 404.7 Orifice spuds and orifice fit tings 414.8 Automatic gas ignition

27、 s ys tems 424.9 Flame spreaders 444.10 Manual gas valves 454.11 Gas supply lines 464.12 Bleeds and vents 494.13 Automatic valves 504.14 Gas appliance pressure regulator s 514.15 Adjus tment of minimum input rating 524.16 Pilot gas filt ers 524.17 Limit and fan controls 524.18 Thickness of mater ial

28、s 544.19 Joints in heating elements 574.20 Heat er openings 584.21 Pr ot ection of service per sonnel 584.22 Motor s and blower s 614.23 Flue connections and integr al venting s ys tems 664.24 Draft hoods 674.25 Automatic vent damper devices 684.26 Vent -air intake pipes of separated combust ion sys

29、 tem s 704.27 Air filter s 704.28 Condensat e disposal 714.29 (Optional) Appliances for ins tallation downs tream fr om refrigeration s ys tems 71ANSI Z83.8-2016 CSA 2.6-2016Gas unit heaters, gas packaged heaters, gas utility heaters, and gas-fired duct furnacesJanuary 2016 2016 CSA Group24.30 Ins t

30、ructions 724.31 Marking 784.31.2 Rating plat e(s) 794.31.3 Name plat e 804.31.4 Ins tructions to put the utility heat er in operation 804.32 Electrical equipment and wiring 865 Performance 865.1 General 865.2 Tes t gases 915.3 Tes t pressures and burner adjust ments 925.4 Cat egory deter mination 94

31、5.5 Combus tion 965.6 Burner operating charact erist ics 985.7 Pilot burners and safety shutoff devices 1005.8 Direct ignition sy st ems 1065.9 Pr oved ignition sy st ems 1085.10 Efficiency 1115.11 Main burner and flame spreader tempe ratures 1135.12 Non-load-bearing flue gas baffle temperatures 115

32、5.13 Flame roll -out safety shutoff s ys tem 1155.14 Filt er s 1165.15 Allowable air tem perature 1175.16 Gas appliance pressure regulator s 1195.17 Manual valves 1195.18 Automatic valves 1195.19 Manifold and contr ol assembly capacity 1195.20 Wall, floor , and ceiling tempe ratures 1205.21 Flue gas

33、 tempe rature 1275.22 Blocked vent shutoff sys tem 1275.23 Draft hoods 1285.24 Automatic vent damper devices 1315.24.1 Strength 1315.24.2 Operation under variable voltage 1315.24.3 Damper force of a thermally actuate d vent damper device 1325.24.4 Exposure to tempe rature extremes 1325.24.5 Continue

34、d operation 1335.25 Draft tes ts for appliances not equipped with draft hoods 1335.26 Horizontal cat egory appliances 1355.27 Condensat e disposal s ys tem(s) 1355.28 Venting s yst ems for Category II, III, or IV appliances 1355.29 Separat ed combustion sy st ems and appliances vent ed by means othe

35、r than conventional venting s ys tems 1365.30 Allowable heating element and load-bearing flue gas baffle 1435.30.1 Temperatures 1435.31 Heating element cyclic tes t 1465.32 (Optional) High-s tatic appliances for ins tallation downstre am from refrigeration sy st ems 1475.33 Appliances for out door i

36、nst allation 1485.34 Burner durability 150ANSI Z83.8-2016 CSA 2.6-2016Gas unit heaters, gas packaged heaters, gas utility heaters, and gas-fired duct furnacesJanuary 2016 2016 CSA Group35.35 Safety circuit analysis 1505.36 Electrical power failure 1515.37 Marking mater ial adhesion and legibility 15

37、16 It ems unique to the United State s 1526.1 Electrical equipment and wiring 1526.2 Ins tructions 1636.3 General construc tion 1637 It ems unique to Canada 1637.1 Automatic vent dampers 1637.2 Ins tructions and markings 1647.3 Marking mater ial tes ts for out door inst allation 1647.4 Electrical eq

38、uipment and wiring 1647.5 Thermal efficiency 1647.6 French translations for quoted ins tructions and markings 1648 Manufacturing and pr oduction t ests 170Annex A (normative) Flue loss calculations 172Annex B (normative) Jacket loss calculations 176Annex C - (Optional) (normative) Pr ovisions for li

39、s ted gas appliance conver sion kits 179Annex D - (Optional) (normative) Pr ovisions for lis ted gas appliance ignition conver sion kits 182Annex E (normative) Outline of lighting ins tructions for appliances equipped with continuous pilots 186Annex F (normative) Outline of operating instructi ons f

40、or appliances equipped with inter mitt ent pilot or interru pted pilot sy st ems 189Annex G (normative) Outline of operating instructi ons for appliance equipped with direct ignition sy st ems 192Annex H (informative) Pertinent references to ANSI Y14.15 195Annex I (informative) Wire color designatio

41、ns 196Annex J (informative) Recommended wire color usage 197Annex K (informative) Preferred graphic sy mbols of commonly used it ems, extract ed from stand ard ANSI/IEEE 315, Graphic sy mbols for electrical and electron ics diagrams, and abbreviations for these it ems 198Annex L (informative) Sample

42、 failure modes and effects analysis for component miswiring 200Annex M (informative) Table of conver sion factors 201ANSI Z83.8-2016 CSA 2.6-2016Gas unit heaters, gas packaged heaters, gas utility heaters, and gas-fired duct furnacesJanuary 2016 2016 CSA Group4Interprovincial Gas Advisory Council (I

43、GAC)J.R. Mar shall Technical Standards and suggestio ns for its improvement will be referred to the appropriat e committee. To submit a proposal for change, please send the following information to inquiriescsagroup.organd include “Proposal for change” in the subject line: a) Standard designation (n

44、umber);b) relevant clause, table, and/or figure number;c) wording of the proposed change; andd) rationale for the change6) To submit a request for interpretation of this Standard, please send the following information to inquiriescsagroup.org and include “Request for interp retation” in the subject

45、line: a) define the problem, making reference to the specific clause, and, where appropriate, include an illustra tive sketch;b) provide an ex planation of circums tances surrounding the actual field condition; andc) where possible, phrase the reques t in such a way that a specific “yes” or “no” ans

46、wer will address the issue.Committ ee interp retations are processed in accordance with the CSA Directives and guidelines governing st andardization and are available on the Current Standards Activities page at standardsactivities.csa. ca .ANSI Z83.8-2016 CSA 2.6-2016Gas unit heaters, gas packaged h

47、eaters, gas utility heaters, and gas-fired duct furnacesJanuary 2016 2016 CSA Group15History of Development of the ANSI Z83.8-2016 CSA 2.6-2016Not e: This his to ry is informative and is not part of the s tandard.With the onset of the Free Trade Agreement between the United State s and Canada on Jan

48、uary 2, 1988, significant att ention was given to the harmonization of the United State s and Canadian safety st andards addressing gas-fired equipment for residential, commercial, and industri al equipment.It was believed that the elimination of the differences between the st andards would remove p

49、ot ential trade barriers and pro vide an atmosphere in which North American manufacturers could market more freely in the United State s and Canada.A Z83/CGA joint Subcommit tee on Standards for Heavy Duty Heate rs was then est ablished, based on member ships of the Z83 subcommit tee for Gas-Fired Heavy Duty Forced Air Heate r s, and the CGA committ ees for Unit Heate rs/Duct Furnaces, Make-up Air Heate r s, and Door Heate rs.Member ship on the joint heavy duty heat ers subcommit tee encompasses representatives fr