UL 103 CRD-2013 UL Standard for Safety Factory-Built Chimneys for Residential Type and Building Heating Appliances - Section Paragraph Reference Supplement SA Subject REQUIREMENTS OO.pdf
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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUNDERWRITERS LABORATORIES INC. CERTIFICATION REQUIREMENT DECISIONThis Certification Requirement Decision is prepared and published by Underwriters Laboratories Inc.(UL). It is normative for the a
2、pplicable UL Product Certification Program(s); however, it is currently notpart of the UL Standard(s) referenced below.Product Category (CCN): DDCYStandard Number: UL 103Edition Date: October 15, 2010Edition Number: 11Section / Paragraph Reference: Supplement SASubject: REQUIREMENTS FOR CHIMNEY CONN
3、ECTORS FOR SOLID FUEL FIREDROOM HEATERS AND FIREPLACE STOVESDECISION:5.1.1 CLEARANCE The distance between a wall pass-through assembly, chimney connector, and othersurfaces.5.2.1 FLUE LINER The flue gas conveying component of a venting system.SUPPLEMENT SA CHIMNEY CONNECTORS FOR SOLID FUEL FIRED ROO
4、M HEATERS ANDFIREPLACE STOVESSA1 SCOPESA1.1 These requirements apply to single walled and double walled factory-built chimney connectors.These assemblies do not require field fabrication. They are for use with solid-fuel-fired residentialappliances where the flue-gas temperatures do not normally exc
5、eed 1000F. Factory-built chimneyconnectors are intended for use inside buildings to form a connection from an appliance to a factory-builtchimney suitable for use with solid fuel. These Factory-built chimney connectors are intended forinstallation in accordance with the Standard for Chimneys, Firepl
6、aces, Vents, and Solid-Fuel BurningAppliances, NFPA 211, and in accordance with codes such as the International Mechanical Code, theInternational Residential Code, and the Uniform Mechanical Code.SA1.2 Factory-built chimney connectors are intended to be installed at the manufacturers recommendedclea
7、rance to combustible construction or a minimum clearance of 18 in. (46 cm) to combustibleconstruction and fabricated at the minimum material thickness for steel as required by the Standard forChimneys, Fireplaces, Vents, and Solid-Fuel Burning Appliances, NFPA 211 and as described herein.SA1.3 These
8、 requirements supplement those specified in the Standard for Factory-Built Chimneys forResidential Type and Building Heating Appliances, UL 103, and are not to supersede the requirements ofUL 103. (i.e. UL 103 takes precedence over this Supplement) with the following exceptions:a) The table shown in
9、 SA3.1.2 applies to chimney connectors, in lieu of the requirements inTable 6.1 “Minimum thickness of chimney material” of UL 103.b) The Markings and Instructions requirements shown in SA5 and SA6, respectively, apply tochimney connectors in lieu of the Markings and Instructions requirements of UL 1
10、03.SA2 GLOSSARYUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULSA2.1 CHIMNEY CONNECTOR A pipe assembly that connects a fuel burning appliance to a chimneyfor the purpose of carrying gaseous products of combustion from the appliance to the chim
11、ney.SA3 CONSTRUCTIONSA3.1 MATERIALSSA3.1.1 A chimney connector shall be made of noncombustible corrosion-resistant materials, such as thematerials shown in Table 6.1 of UL 103.SA3.1.2 For a chimney connector intended for a minimum clearance to combustible construction less than18 in. (46 cm), the sh
12、eet metal employed shall comply with the applicable requirements of Section 6 ofUL 103.SA3.1.3 For a chimney connector intended for a minimum 18 in. (46 cm) clearance to combustibleconstruction, the thickness of sheet metal employed for the flue gas conduit shall be not less than thatindicated as fo
13、llows:a) For a connector diameter less than 6 in. (152 mm); 26 AWG (0.019 in.) (0.48 mm)b) For a connector diameter equal to or greater than 6 in. (152 mm) to less than or equal to 10in. (254 mm); 24 AWG (0.024 in.) (0.61 mm)c) For a connector diameter greater than 10 in. (254 mm) to less than or eq
14、ual to 16 in. (406mm); 22 AWG (0.029 in.) (0.74 mm)d) For connector diameters greater than 16 in. (406 mm); 16 AWG (0.056 in.) (1.42 mm)SA4 PERFORMANCESA4.1 GENERALSA4.1.1 When a chimney connector is tested in accordance with these requirements, no part shall attaina temperature sufficient to damage
15、 required corrosion protection, nor cause creeping, distortion, orsagging, damage; resistance to damage by handling shall be demonstrated.SA4.1.2 The size and type of chimney connect shall form the basis of the performance tests.SA4.1.3 A chimney connector that is intended for a minimum 18 in. (46 c
16、m) clearance to combustibleconstruction shall comply with the following tests of UL 103:a) Strength Tests, General, Section 27.1b) Strength Tests, Impact, Section 27.2c) Strength Tests, Longitudinal Force, Section 27.3d) Strength Tests, Chimney Joint Torsion, Section 27.6SA4.1.4 A chimney connector
17、that is intended for a minimum clearance to combustible construction lessthan 18 in. (46 cm) shall comply with the following tests of UL 103:a) Thermal Shock Tests, Section 19STANDARD NUMBER: UL 103 -2-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION
18、FROM ULb) 1000 Deg. F Flue Gas Temperature Test, Section 20c) 1400 Deg. F Flue Gas Temperature Test, Section 21d) 2100 Deg. F Flue Gas Temperature Test, Section 23e) Strength Tests, General, Section 27.1f) Strength Tests, Impact, Section 27.2g) Strength Tests, Longitudinal Force, Section 27.3h) Stre
19、ngth Tests, Chimney Joint Torsion, Section 27.6SA4.2 Chimney connector installationSA4.2.1 A chimney connector as described by SA4.1.4 shall be tested as illustrated in Figure SA4.1.This is generated text for figtxt.MARKINGSSA5 MARKINGSA5.1 Each individual chimney connector assembly or part, shall b
20、e permanently marked with thefollowing:Figure SA4.1STANDARD NUMBER: UL 103 -3-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULa) Manufacturers or private labelers name or identifying symbol;b) Distinctive part or model designation; andc) Insta
21、ll and Use Only in Accordance With(a)Installation and Maintenance Instructions, orequivalent.SA5.2 The exterior surface of each chimney connector pipe section, tee, or elbow shall be permanentlymarked with the statement MINIMUM CLEARANCE (*) INCH AIR SPACE TO COMBUSTIBLEMATERIALS AND BUILDING INSULA
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