1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 907 Fireplace AccessoriesUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUC
2、TION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Fireplace Accessories, UL 907 Third Edition, Dated February 8, 2010 Summary of Topics This revision of ANSI/UL 907 is being issued to update the title page to reect reaffirmation of ANSI approval. Text that has been changed i
3、n any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. Changes in requirements are marked with a vertical line in the margin and are followed by an effective date note indicating the date of publication or the date on which the changed requirement
4、becomes effective. The revised requirements are substantially in accordance with Proposal(s) on this subject dated April 25, 2014. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photoco
5、pying, recording, or otherwise without prior permission of UL. UL provides this Standard as is without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of merchantability or tness for any purpose. In no event will UL be liable for any special, i
6、ncidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arising out of the use of or the inability to use this Standard, even if UL or an authorized UL representative has been advised of the possibility of such damage. In no ev
7、ent shall ULs liability for any damage ever exceed the price paid for this Standard, regardless of the form of the claim. Users of the electronic versions of ULs Standards for Safety agree to defend, indemnify, and hold UL harmless from and against any loss, expense, liability, damage, claim, or jud
8、gment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic Standard on the purchasers computer system. The requirements in this Standard are now in effect, except for those paragraphs, sections, tables, gures, and/or other el
9、ements of the Standard having future effective dates as indicated in the note following the affected item. The prior text for requirements that have been revised and that have a future effective date are located after the Standard, and are preceded by a SUPERSEDED REQUIREMENTS notice. JUNE 12, 2014
10、UL 907 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL JUNE 12, 2014 UL 907 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL FEBRUARY 8, 2010 (Title Page Re
11、printed: June 12, 2014) 1 UL 907 Standard for Fireplace Accessories First Edition March, 1989 Second Edition September, 1994 Third Edition February 8, 2010 This ANSI/UL Standard for Safety consists of the Third edition including revisions through June 12, 2014. The most recent designation of UL 907
12、as a Reaffirmed American National Standard (ANS) occurred on June 12, 2014. ANSI approval for a standard does not include the Cover Page, Transmittal Pages, Title Page, or effective date information. Comments or proposals for revisions on any part of the Standard may be submitted to UL at any time.
13、Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at http:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a Standard should be altered in any way. All of ULs Standards and all copyrights,
14、ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2014 UNDERWRITERS LABORATORIES INC. ANSI/UL 907-2006 (R2014)UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL FEBRUARY 8, 2010 FIREP
15、LACE ACCESSORIES - UL 907 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .5 2 Components 5 3 Units of Measurement .6 4 Terminology 6 5 Undated References 6 6 Glossary .6 CONSTRUCTION 7 Mat
16、erials .7 8 Assembly 8 8.1 General .8 8.2 Separable handle .9 8.3 Firescreen 10 PERFORMANCE 9 General .10 10 Test Installation .11 11 Temperature Measurement 17 12 Fire Tests 24 13 Radiant Fire Test .25 14 Brand Fire Test .32 15 Flash Fire Test .35 16 Glazing Test .36 16.1 General .36 16.2 Impact te
17、st 36 16.3 Water shock test .37 17 Carbon Monoxide Monitoring Test 38 BLOWER ASSEMBLY GENERAL 18 General 39 CONSTRUCTION 19 Enclosure 39 19.1 General .39 19.2 Mechanical protection .43 19.3 Electrical protection .44 19.4 Doors and covers 47 20 Mounting of Electrical Components .48 21 Field-Installed
18、 Blower Assemblies .49 22 Field Supply Connections 50 22.1 Permanently-connected products .50 22.2 Cord-connected products 52 FEBRUARY 8, 2010 FIREPLACE ACCESSORIES - UL 907 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 23 Grounding .52 2
19、3.1 General .52 23.2 Permanently-connected products .53 23.3 Cord-connected products 54 24 Internal Wiring 54 24.1 General .54 24.2 Methods 55 25 Separation of Circuits .57 26 Bonding for Grounding 58 27 Capacitors .60 28 Insulating Material 61 29 Motors and Motor Overcurrent (Overload) Protection 6
20、1 30 Switches and Controllers 65 31 Transformers .65 32 Spacings 66 PERFORMANCE 33 Test Voltages 69 34 Temperature Measurements .70 34.1 Thermocouple method 70 34.2 Change-in-resistance method 70 35 Input Test 71 36 Temperature Test Electrical Components 71 37 Dielectric Voltage-Withstand Test .71 3
21、8 Leakage Current Test .72 39 Stalled Motor Test 75 40 Strain Relief Test .75 40.1 Power supply cord 75 40.2 Field wiring leads .75 41 Push-Back Relief Test .75 42 Short-Circuit Test .76 43 Knockout Test 76 MANUFACTURING AND PRODUCTION TESTS 44 Production-Line Dielectric Voltage-Withstand Test 76 45
22、 Production Line Grounding Continuity Test .77 MARKING 46 General 77 47 Installation and Operating Instructions .80 47.1 General .80 47.2 Installation instructions 80 47.3 Operating instructions .82 APPENDIX A Standards for ComponentsA1 FEBRUARY 8, 2010 FIREPLACE ACCESSORIES - UL 907 4UL COPYRIGHTED
23、 MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements apply to replace accessories that are intended only for eld installation into or attachment to existing masonry replaces. Fireplace accessories include items such
24、as heat exchangers, glass door assemblies, and the like. For the purpose of these requirements, replace accessories do not include replace inserts or devices that incorporate a closed re chamber. 1.2 Fireplace accessories as covered by these requirements are intended for installation in accordance w
25、ith the Standard for Chimneys, Fireplaces, Vents and Solid Fuel Burning Appliances, NFPA 211, and in accordance with codes such as the International Building Code, International Mechanical Code, and related mechanical codes. 1.3 A replace accessory, as covered by these requirements, is intended for
26、use with solid wood fuel, as specied by the manufacturer. 1.4 These accessories may include: a) Field-installed cord-connected or xed blower assemblies, and b) Other eld-installed electrical accessories rated at 250 volts or less to be employed in ordinary locations in accordance with the National E
27、lectrical Code, NFPA 70. 2 Components 2.1 Except as indicated in 2.2, a component of a product covered by this standard shall comply with the requirements for that component. See Appendix A for a list of standards covering components generally used in the products covered by this standard. 2.2 A com
28、ponent is not required to comply with a specic requirement that: a) Involves a feature or characteristic not required in the application of the component in the product covered by this standard, or b) Is superseded by a requirement in this standard. 2.3 A component shall be used in accordance with i
29、ts rating established for the intended conditions of use. 2.4 Specic components are incomplete in construction features or restricted in performance capabilities. Such components are intended for use only under limited conditions, such as certain temperatures not exceeding specied limits, and shall
30、be used only under those specic conditions. FEBRUARY 8, 2010 FIREPLACE ACCESSORIES - UL 907 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 3 Units of Measurement 3.1 Values stated without parentheses are the requirement. Values in parenthe
31、ses are explanatory or approximate information. 4 Terminology 4.1 The term product as used in these requirements refers to all replace accessories or any part thereof covered by these requirements unless specically noted otherwise. 5 Undated References 5.1 Any undated reference to a code or standard
32、 appearing in the requirements of this standard shall be interpreted as referring to the latest edition of that code or standard. 6 Glossary 6.1 For the purpose of this standard, the following denitions apply. 6.2 COMBUSTIBLE MATERIAL, NONCOMBUSTIBLE MATERIAL These terms, as used in this standard, a
33、re dened in the Standard for Chimneys, Fireplaces, Vents, and Solid Fuel-Burning Appliances, NFPA 211. 6.3 DOOR ASSEMBLY A factory-built device intended for eld attachment to the front of a replace. 6.4 FIREPLACE, MASONRY A eld constructed assembly that is built in accordance with the Standard for C
34、himneys, Fireplaces, Vents and Solid Fuel Burning Appliances, NFPA 211, or other nationally recognized code requirements. 6.5 FIREPLACE ENCLOSURE The combustible building materials adjacent to the masonry replace test xture consisting of walls, ceiling, oor, and the like. 6.6 FIRESCREEN A device tha
35、t attaches to the replace accessory, consisting of a mesh type screen, used to reduce the risk of sparks exiting the re chamber. 6.7 GRATE A metal frame for supporting fuel within a replace accessory. 6.8 HEARTH The oor area within a re chamber. 6.9 HEARTH EXTENSION The oor area outside a replace re
36、 chamber consisting of noncombustible material. 6.10 HEAT EXCHANGER A factory-built device for use with a replace consisting of tubes or ducts that are intended to expel heated air into a room, zone or space to be heated. A device that incorporates a closed re chamber is not considered a heat exchan
37、ger. 6.11 REFLECTOR A product intended to reect additional radiant heat from the replace. 6.12 REFRACTORY A noncombustible material used in the construction of a replace or replace accessory. 6.13 REMOTE COMBUSTION AIR Combustion air introduced into a replace that comes from a room, zone, or space o
38、ther than that in which the replace is located. FEBRUARY 8, 2010 FIREPLACE ACCESSORIES - UL 907 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONSTRUCTION 7 Materials 7.1 A replace accessory or part shall be made of noncombustible corrosi
39、on-resistant materials. Metals shall be used in combinations that are galvanically compatible at any location within the assembly. 7.2 The minimum thickness of metal, including coatings where shown, shall comply with Table 7.1. Exception No. 1: This requirement does not apply to electrical enclosure
40、s. See Enclosure, Section 19. Exception No. 2: This requirement does not apply to decorative parts. Table 7.1 Minimum metal thickness Metal Inch (mm) Aluminum alloys 0.016 (0.41) Steel (uncoated, painted or plated) 0.042 (1.07) Galvanized Steel (G90 coating class) 0.018 (0.46) Galvanized steel (G60
41、coating class) 0.025 (0.64) Aluminum-coated steel Type T1-40 (regular) 0.40 ounces per square foot (0.12 kg/m 2 ) 0.018 (0.46) Stainless steel 0.012 (0.30) 7.3 Thermal insulation material shall be of a metal or mineral base. 7.4 Thermal insulation shall comply with the following conditions when the
42、replace accessory is tested in accordance with these requirements. a) The products resulting from the combustion or volatilization of any combustible binder shall be discharged to the chimney. b) The insulating material shall remain in its intended position. c) The thermal conductivity of the insula
43、ting material shall not be increased. d) The thermal insulation shall not show evidence of softening, melting, or deterioration. 7.5 Thermal insulation shall be protected against contact with the products of combustion. 7.6 Thermal insulation that is not self-supporting shall be applied to solid sur
44、faces so that the insulation does not sag. An adhesive or cement used to attach such material shall retain its adhesive qualities at any temperature the adhesive may attain when tested in accordance with these requirements and at 0F (minus 17.8C). FEBRUARY 8, 2010 FIREPLACE ACCESSORIES - UL 907 7UL
45、COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 7.7 A water-absorbing insulating material shall be protected against wetting by condensation or rain when installed as intended. 7.8 Asbestos and asbestos-containing material shall not be used. 8
46、Assembly 8.1 General 8.1.1 A replace accessory and related parts shall be constructed and assembled to have the strength, rigidity, and durability to withstand damage during tests in accordance with these requirements and during handling and installation. 8.1.2 A joint in a metal surface of a re cha
47、mber or ue gas passageway shall be made tight by being welded, lock-seamed, riveted, bolted, or the like. A joint shall not depend primarily upon cement for tightness. 8.1.3 A replace accessory shall be provided with all the parts necessary for the intended installation of a complete unit. Each part
48、 or assembly shall be constructed for ready attachment of one to the other without requiring alteration, cutting, threading, drilling, welding, or similar task by the installer. Exception: An assembly or component part intended to be cut to length or to be tted by the installer may be provided if me
49、ans are furnished for joining any altered part to a companion part or assembly. All fasteners required to complete the assembly shall be provided with the product by the manufacturer. Drilling is acceptable if: a) The drilling operation does not weaken the assembly or drill into the re chamber, and b) The size of the required drill bit is specied and instructions clearly describe the locations to be drilled, such as by the use of templates, drawings,
