ANSI UL 730-2003 UL Standard for Safety Oil-Fired Wall Furnaces (Fifth Edition Reprint with Revisions Through and Including November 22 2016)《燃油的壁炉》.pdf

1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 730 Oil-Fired Wall Furnaces STANDARD FOR SAFETYUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZE

2、D FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Oil-Fired Wall Furnaces, UL 730 Fifth Edition, Dated August 29, 2003 Summary of Topics This revision of ANSI/UL 730 is being issued to reaffirm approval as an American National Standard. No changes in re

3、quirements are involved. The revisions are substantially in accordance with Proposal(s) on this subject dated September 30, 2016. Text that has been changed in any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. All rights reserved. No part of thi

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8、ter system. NOVEMBER 22, 2016 UL 730 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL NOVEMBER 22, 2016 UL 730 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM

9、UL AUGUST 29, 2003 (Title Page Reprinted: November 22, 2016) 1 UL 730 Standard for Oil-Fired Wall Furnaces First Edition August, 1955 Second Edition September, 1974 Third Edition June, 1987 Fourth Edition December, 1994 Fifth Edition August 29, 2003 This ANSI/UL Standard for Safety consists of the F

10、ifth Edition including revisions through November 22, 2016. The most recent designation of ANSI/UL 730 as a Reaffirmed American National Standard (ANS) occurred on November 22, 2016. ANSI approval for a standard does not include the Cover Page, Transmittal Pages, and Title Page. Comments or proposal

11、s for revisions on any part of the Standard may be submitted to UL at any time. Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at https:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a

12、 Standard should be altered in any way. All of ULs Standards and all copyrights, ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2016 UNDERWRITERS LABORATORIES INC. UL/ANSI 730-2008 (R2016)UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTH

13、ER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL OCTOBER 1, 2008 OIL-FIRED WALL FURNACES - UL 730 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .7 2 General 7 3 Glossary .7 3A U

14、ndated References 11 4 Components .11 CONSTRUCTION MECHANICAL 5 Assembly .12 6 Servicing .14 6.1 General .14 6.2 Moving parts 14 7 Disposal of Combustion Products .15 8 Casing .15 9 Radiation Shields 16 10 Materials in Air Handling Compartment 16 11 Air Filter 17 12 Combustion Chamber 17 13 Radiator

15、 17 14 Heating Surface Joints .17 15 Baffles .18 16 Flue Collar 19 17 Damper and Draft Regulator 19 CONSTRUCTION ELECTRICAL 18 Controls .19 18.1 Application 19 18.2 Limit control 20 18.3 Primary safety control 20 19 Field Wiring 20 19.1 General .20 19.2 Leads and terminals .21 20 Internal Wiring 23

16、20.1 General .23 20.2 Methods .24 20.3 Short circuit protection .27 21 Separation of Circuits 27 22 Bonding for Grounding .28 23 Servicing and Adjustment 32 24 Electrical Components .32 25 Mounting of Electrical Components 33 26 Electrical Enclosures .33 26.1 General .33 26.2 Doors and covers .37 27

17、 Motors and Motor Overcurrent (Overload) Protection 38 28 Switches and Controllers .42 OCTOBER 1, 2008 OIL-FIRED WALL FURNACES - UL 730 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 29 Capacitors 43 30 Insulating Material .43 31 Spacings

18、High Voltage Circuits 44 32 Spacings Low-Voltage Circuits 45 33 Accessibility of Uninsulated Live Parts, Film-Coated Wire, and Moving Parts .46 PERFORMANCE 34 General 52 35 Test Installation Built-In Style Furnaces 52 35.1 Enclosure .52 35.2 Venting 53 36 Test Installation Extended Style Furnaces 54

19、 36.1 Enclosure .54 36.2 Chimney connector 57 37 Instrumentation .61 37.1 Draft .61 37.2 Fuel input 61 37.3 Power measurement .61 37.4 Speed measurement 61 37.5 Temperature measurement .61 38 Initial Test Conditions 67 38.1 General .67 38.2 Furnace equipped with mechanical atomizing burner 68 38.3 F

20、urnace equipped with vaporizing burner .68 39 Combustion Test Burner and Furnace .69 40 Operation Tests .69 41 Limit Control Cutout Test .69 42 Continuity of Operation Test 70 43 Temperature Tests 70 43.1 General .70 44 Continuous Operation Temperatures 74 45 Blocked Register Test 75 46 Blocked Inle

21、t Test .76 47 Fan Failure Test .77 48 Stalled Fan Motor Test .77 49 Seepage and Burnoff Test 78 50 Short Circuit Test 78 51 Dielectric Voltage Withstand Test 80 52 Flammability Test 81 MANUFACTURING AND PRODUCTION TESTS 53 General 82 MARKING 54 General 83 INSTRUCTIONS 55 Operating and Installation I

22、nstructions .85 AUGUST 29, 2003 OIL-FIRED WALL FURNACES - UL 730 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL APPENDIX A Standards for ComponentsA1 AUGUST 29, 2003 OIL-FIRED WALL FURNACES - UL 730 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED

23、FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This page intentionally left blank. OCTOBER 1, 2008 OIL-FIRED WALL FURNACES - UL 730 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirem

24、ents apply to oil-red, vented, fan-type wall furnaces. Requirements for the installation and use of oil-burning equipment are included in the Standard for the Installation of Oil-Burning Equipment, NFPA 31. 1.2 A product that contains features, characteristics, components, materials, or systems new

25、or different from those covered by the requirements in this standard, and that involves a risk of re or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the level of safety as originally anticipated by the inten

26、t of this standard. A product whose features, characteristics, components, materials, or systems conict with specic requirements or provisions of this standard does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance with the methods employed for deve

27、lopment, revision, and implementation of this standard. 2 General 2.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory or approximate information. 3 Glossary 3.1 For the purpose of this standard the following denitions apply. 3.2 AIR SHUTTER An adjustable

28、device for varying the size of the air inlet or inlets regulating primary or secondary air. 3.3 ANTIFLOODING DEVICE A primary safety control which causes the fuel ow to be shut off upon a rise in fuel level or upon receiving excess fuel, and which operates before the hazardous discharge of fuel can

29、occur. 3.4 APPLIANCE FLUE The ue passages within the appliance. 3.5 AUTOMATICALLY LIGHTED APPLIANCE An appliance in which fuel to the main burner is normally turned on and ignited automatically. 3.6 BAFFLE An object placed in an appliance to direct the ow of air or ue gases. 3.7 BASE The main suppor

30、ting frame or structure of the wall furnace, exclusive of legs. 3.8 BURNER, MECHANICAL ATOMIZING TYPE A power operated burner which prepares and delivers the oil and all or part of the air by mechanical process in controllable quantities for combustion. Some examples are air atomizing, high and low

31、pressure atomizing, horizontal rotary, vertical rotary atomizing, and vertical rotary wall ame burners. 3.9 BURNER, MECHANICAL DRAFT TYPE A burner which includes a power driven fan, blower, or other mechanism as the principal means for supplying air for combustion. 3.10 BURNER, NATURAL DRAFT TYPE A

32、burner which depends principally upon the natural draft created in the ue to induce into the burner the air required for combustion. AUGUST 29, 2003 OIL-FIRED WALL FURNACES - UL 730 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 3.11 BURNE

33、R, VAPORIZING TYPE A burner consisting of an oil vaporizing bowl or other receptacle to which liquid fuel may be fed in controllable quantities; the heat of combustion being used to vaporize the fuel, with provision for admitting air and mixing it with the oil vapor in combustible proportions. 3.12

34、CASING An enclosure forming the outside of the appliance, no parts of which are likely to be subjected to intense heat. 3.13 CENTRAL HEATING APPLIANCE A stationary indirect-red vented appliance comprising the following classes: boilers, central furnaces, oor furnaces, and wall furnaces. A oor mounte

35、d unit heater to be connected to a duct system is categorized also as a central heating appliance. 3.14 CHIMNEY CONNECTOR The pipe which connects a solid or liquid fuel burning appliance to a chimney. 3.15 COMBUSTIBLE MATERIAL Combustible material as pertaining to materials adjacent to or in contact

36、 with heat producing appliances, chimney connectors and vent connectors, refers to material made of or surfaced with wood, compressed paper, plant bers, or other material that will ignite and burn. Such material shall be considered as combustible even though ame-proofed, re-retardant treated, or pla

37、stered. 3.16 COMBUSTION The rapid oxidation of fuel accompanied by the production of heat, or heat and light. Complete combustion of a fuel is possible only in the presence of an adequate supply of oxygen. 3.17 COMBUSTION CHAMBER The portion of an appliance within which combustion occurs. 3.18 COMBU

38、STION (FLAME) SAFEGUARD A safety combustion control. 3.19 CONSTANT LEVEL VALVE A device for maintaining within a reservoir a constant level of fuel for delivery to the burner. 3.20 CONTROL A device intended to regulate the fuel, air, water, or electrical supply to the controlled equipment. It may be

39、 automatic, semiautomatic, or manual. 3.21 CONTROL, LIMIT An automatic safety control, responsive to changes in liquid level, pressure, or temperature, for limiting the operation of the controlled equipment. 3.22 CONTROL, SAFETY Automatic controls, including relays, switches, and other auxiliary equ

40、ipment used in conjunction therewith to form a safety control system, which are intended to prevent unsafe operation of the controlled equipment. 3.23 CONTROL, PRIMARY SAFETY The automatic safety control intended to prevent abnormal discharge of oil at the burner in case of ignition failure or ame f

41、ailure. 3.24 CONTROL, SAFETY COMBUSTION A primary safety control responsive directly to ame properties, sensing the presence of ame and causing fuel to be shut off in event of ame failure. 3.25 DAMPER A valve or plate for regulating draft or ow of ue gases. A damper is generally considered as being

42、located on the downstream side of the combustion chamber, usually in a ue passage of the appliance or in the chimney connector. 3.26 DAMPER, AUTOMATICALLY OPERATED A damper operated by an automatic control. AUGUST 29, 2003 OIL-FIRED WALL FURNACES - UL 730 8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR

43、FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 3.27 DAMPER, MANUALLY OPERATED An adjustable damper manually set and locked in the desired position. 3.28 DRAFT REGULATOR A device which functions to maintain a desired draft in the appliance by automatically reducing the chimney draft

44、to the desired value. 3.29 ELECTRICAL CIRCUITS: a) High-Voltage Circuit A circuit involving a potential of not more than 600 volts and having circuit characteristics in excess of those of a low-voltage circuit. b) Low-Voltage Circuit A circuit involving a potential of not more than 30 volts alternat

45、ing current (42.4 peak or direct current) and supplied by a primary battery or by a standard Class 2 transformer or other suitable transforming device, or by a suitable combination of transformer and xed impedance having output characteristics in compliance with what is required for a Class 2 transf

46、ormer. A circuit derived from a source of supply classied as a high-voltage circuit, by connecting resistance in series with the supply circuit as a means of limiting the voltage and current, is not considered to be a low-voltage circuit. c) Safety Control Circuit A circuit involving one or more saf

47、ety controls. 3.30 EXCESS AIR Air which passes through the combustion area and the appliance ues in excess of that which is theoretically required for complete combustion. 3.31 FLUE The general term for the conduit or passageway through which ue gases pass from the combustion chamber to the outer ai

48、r. 3.32 FLUE COLLAR That portion of an appliance intended for attachment of the chimney or vent connector. 3.33 FLUE GASES Combustion products and excess air. 3.34 FUEL OIL Any hydrocarbon oil as dened by the Standard for Specication for Fuel Oils, ANSI/ ASTM D396. 3.34 revised October 1, 2008 3.35

49、HEAT EXCHANGER, DIRECT A heat exchanger in which heat generated in the combustion chamber of the appliance is transferred direct through walls of the appliance to the heating medium, such as air, steam, or water, and held in close contact with the combustion chamber walls. It is a self- contained combustion and heat transfer device, hence a direct heat transfer device. 3.36 HEAT EXCHANGER, INDIRECT A heat exchange