CSA B140 7-2005 Oil-burning equipment Steam and hot-water boilers (Second Edition).pdf

1、B140.7-05(reaffirmed 2014)Oil-burning equipment: Steam and hot-water boilersLegal Notice for StandardsCanadian Standards Association (operating as “CSA Group”) develops standards through a consensus standards development process approved by the Standards Council of Canada. This process brings togeth

2、er volunteers representing varied viewpoints and interests to achieve consensus and develop a standard. Although CSA Group administers the process and establishes rules to promote fairness in achieving consensus, it does not independently test, evaluate, or verify the content of standards.Disclaimer

3、 and exclusion of liabilityThis document is provided without any representations, warranties, or conditions of any kind, express or implied, including, without limitation, implied warranties or conditions concerning this documents fitness for a particular purpose or use, its merchantability, or its

4、non-infringement of any third partys intellectual property rights. CSA Group does not warrant the accuracy, completeness, or currency of any of the information published in this document. CSA Group makes no representations or warranties regarding this documents compliance with any applicable statute

5、, rule, or regulation. IN NO EVENT SHALL CSA GROUP, ITS VOLUNTEERS, MEMBERS, SUBSIDIARIES, OR AFFILIATED COMPANIES, OR THEIR EMPLOYEES, DIRECTORS, OR OFFICERS, BE LIABLE FOR ANY DIRECT, INDIRECT, OR INCIDENTAL DAMAGES, INJURY, LOSS, COSTS, OR EXPENSES, HOWSOEVER CAUSED, INCLUDING BUT NOT LIMITED TO

6、SPECIAL OR CONSEQUENTIAL DAMAGES, LOST REVENUE, BUSINESS INTERRUPTION, LOST OR DAMAGED DATA, OR ANY OTHER COMMERCIAL OR ECONOMIC LOSS, WHETHER BASED IN CONTRACT, TORT (INCLUDING NEGLIGENCE), OR ANY OTHER THEORY OF LIABILITY, ARISING OUT OF OR RESULTING FROM ACCESS TO OR POSSESSION OR USE OF THIS DOC

7、UMENT, EVEN IF CSA GROUP HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES, INJURY, LOSS, COSTS, OR EXPENSES.In publishing and making this document available, CSA Group is not undertaking to render professional or other services for or on behalf of any person or entity or to perform any duty owed

8、by any person or entity to another person or entity. The information in this document is directed to those who have the appropriate degree of experience to use and apply its contents, and CSA Group accepts no responsibility whatsoever arising in any way from any and all use of or reliance on the inf

9、ormation contained in this document. CSA Group is a private not-for-profit company that publishes voluntary standards and related documents. CSA Group has no power, nor does it undertake, to enforce compliance with the contents of the standards or other documents it publishes. Intellectual property

10、rights and ownershipAs between CSA Group and the users of this document (whether it be in printed or electronic form), CSA Group is the owner, or the authorized licensee, of all works contained herein that are protected by copyright, all trade-marks (except as otherwise noted to the contrary), and a

11、ll inventions and trade secrets that may be contained in this document, whether or not such inventions and trade secrets are protected by patents and applications for patents. Without limitation, the unauthorized use, modification, copying, or disclosure of this document may violate laws that protec

12、t CSA Groups and/or others intellectual property and may give rise to a right in CSA Group and/or others to seek legal redress for such use, modification, copying, or disclosure. To the extent permitted by licence or by law, CSA Group reserves all intellectual property rights in this document.Patent

13、 rightsAttention is drawn to the possibility that some of the elements of this standard may be the subject of patent rights. CSA Group shall not be held responsible for identifying any or all such patent rights. Users of this standard are expressly advised that determination of the validity of any s

14、uch patent rights is entirely their own responsibility.Authorized use of this documentThis document is being provided by CSA Group for informational and non-commercial use only. The user of this document is authorized to do only the following:If this document is in electronic form:sLOADTHISDOCUMENTO

15、NTOACOMPUTERFORTHESOLEPURPOSEOFREVIEWINGITsSEARCHANDBROWSETHISDOCUMENTANDsPRINTTHISDOCUMENTIFITISIN0$(b) provide an explanation of circumstances surrounding the actual field condition; and(c) be phrased where possible to permit a specific “yes” or “no” answer.Committee interpretations are processed

16、in accordance with the CSA Directives and guidelines governingstandardization and are published in CSAs periodical Info Update, which is available on the CSA Web site atwww.csa.ca. Canadian Standards Association Oil-burning equipment: Steam and hot-water boilersMarch 2005 ixForewordThe Canadian Stan

17、dards Association (CSA) develops standards under the name Canadian Standards Association, and provides certification and testing under the name CSA International. CSA International provides certification services for manufacturers who, under license from CSA, wish to use the appropriate registered C

18、SA Marks on certain products of their manufacture to indicate conformity with CSA Standards.CSA Certification for a number of products is provided in the interest of maintaining agreed-upon standards of quality, performance, interchangeability and/or safety, as appropriate. Where applicable, certifi

19、cation may form the basis for acceptance by inspection authorities responsible for enforcement of regulations. Where feasible, programs will be developed for additional products for which certification is desired by producers, consumers, or other interests. In performing its functions in accordance

20、with its objectives, CSA does not assume or undertake to discharge any responsibility of the manufacturer or any other party. The opinions and findings of the Association represent its professional judgement given with due consideration to the necessary limitations of practical operation and state o

21、f the art at the time the Standard is processed.Products in substantial accord with this Standard but which exhibit a minor difference or a new feature may be deemed to meet the Standard providing the feature or difference is found acceptable utilizing appropriate CSA International Operating Procedu

22、res. Products that comply with this Standard shall not be certified if they are found to have additional features which are inconsistent with the intent of this Standard. Products shall not be certifiable if they are discovered to contravene applicable laws or regulations.Testing techniques, test pr

23、ocedures, and instrumentation frequently must be prescribed by CSA International in addition to the technical requirements contained in Standards of CSA. In addition to markings specified in the Standard, CSA International may require special cautions, markings, and instructions that are not specifi

24、ed by the Standard.Some tests required by CSA Standards may be inherently hazardous. The Association neither assumes nor accepts any responsibility for any injury or damage that may occur during or as the result of tests, wherever performed, whether performed in whole or in part by the manufacturer

25、or the Association, and whether or not any equipment, facility, or personnel for or in connection with the test is furnished by the manufacturer or the Association.Manufacturers should note that, in the event of the failure of CSA International to resolve an issue arising from the interpretation of

26、requirements, there is an appeal procedure: the complainant should submit the matter, in writing, to the Secretary of the Canadian Standards Association.If this Standard is to be used in obtaining CSA Certification please remember, when making application for certification, to request all current Am

27、endments, Bulletins, Notices, and Technical Information Letters that may be applicable and for which there may be a nominal charge. For such information or for further information concerning CSA Certification, please address your inquiry to Applications and Customer Service, CSA International, 178 R

28、exdale Boulevard, Toronto, Ontario, Canada M9W 1R3. Canadian Standards Association Oil-burning equipment: Steam and hot-water boilersMarch 2005 1B140.7-05Oil-burning equipment: Steam and hot-water boilers1Scope1.1This Standard applies to complete vent (flue)-connected, oil-fired steam, and/or hot-wa

29、ter boilers that are provided with automatic control devices.1.2This Standard applies to(a) boilers intended for residential use having an input of less than 11.5 L/h (3 USGPH), which is approximately equivalent to 117 kW (400 000 Btu/h);(b) low-pressure boilers intended for commercial and industria

30、l use having an input of 11.5 L/h (3 USGPH) or more; and(c) high-pressure boilers regardless of intended use or input.1.3This Standard applies to boilers, factory- or field-assembled, that have been, or could have been, completely assembled at the manufacturers plant and transported in the assembled

31、 condition.1.4This Standard also applies to(a) oil-fired boilers that have gas-fired pilots and that have an input of 11.5 L/h (3 USGPH), which is approximately 117 kW (400 000 Btu/h), or more; and(b) boilers that may be gas fired as an alternative.1.5This Standard does not cover the devices require

32、d on the gas train of the boilers described in Clause 1.4.1.6A unit that differs from those specified by this Standard may be examined and tested according to the intent of this Standard.1.7A unit that otherwise complies with the requirements of this Standard will not be deemed as complying with thi

33、s Standard if it has other, or a combination of, features that, when examined and tested, are found to impair its fulfillment of the requirements.1.8This Standard also applies to boilers intended for heating swimming pool water (see Clause 3.6).B140.7-05 Canadian Standards Association2 March 20051.9

34、In CSA Standards, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which is advised but not required; “may” is used to express an option or that which is permissi

35、ble within the limits of the standard; and “can” is used to express possibility or capability. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to ta

36、bles and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.1.10The values given in SI (metric) units are the standard. The values given in parentheses are for

37、information only.2 Reference publications and definitions2.1 Reference publicationsThis Standard refers to the following publications, and where such reference is made, it shall be to the edition listed below.CSA (Canadian Standards Association)B51-03Boiler, pressure vessel, and pressure piping code

38、B139-04Installation code for oil-burning equipmentB140.0-03Oil-burning equipment: General requirementsB140.1-1966 (R2001)Vaporizing-type oil burnersCAN/CSA-B140.2.1-M90 (R2000)Oil burners; atomizing-typeB140.12-03Oil-burning equipment: Service water heaters for domestic hot water, space heating, and

39、 swimming poolsC22.2 series of StandardsCanadian Electrical Code, Part II, Safety standards for consumer and commercial productsC22.2 No. 3-M1988 (R1999)Electrical features of fuel-burning equipmentASME (American Society of Mechanical Engineers)Boiler and Pressure Vessel Code (BPVC), 2004ASTM Intern

40、ational (American Society for Testing and Materials)A 1011/A 1011M-04Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy with Improved Formability Canadian Standards Association Oil-burning equipment: Steam and hot-wa

41、ter boilersMarch 2005 3SAE (Society of Automotive Engineers)J1015-1995Ton Kilometer Per Hour Test Procedure2.2 DefinitionsThe following definitions apply in this Standard:Note: See CSA B139 and CSA B140.0 for the definition of many of the terms used in this Standard.Act the Boiler and Pressure Vesse

42、l Act of the applicable province or territory.Boiler a heating appliance intended to supply hot water or steam for space heating, processing, or power purposes.High-pressure boiler any boiler other than a low-pressure boiler.Low-pressure boiler a boiler in which(a) gas or vapour is generated and tha

43、t is intended to be operated or is operated at a gas or vapour pressure of not more than 103 kPa (15 psi); or(b) a liquid is heated but no gas or vapour is generated and that is intended to be operated or is operated at a liquid pressure of not more than 1100 kPa (160 psi) and in which the liquid at

44、 the outlet does not exceed 120 C (250F).Closed-type hot-water heating system a system in which water is heated and circulated and that is not vented to the atmosphere.Factory-assembled completely put together in the factory.Fitting any safety valve, stop valve, automatic stop and check valve, blow-

45、down valve, reducing valve, water gauge, gauge cock, pressure gauge, injector, test cock, fusible plug, regulating and controlling device, or pipe fitting attached to or used in connection with any boiler, pressure vessel, or plant.Heating surface the “fire side” (the side exposed to products of com

46、bustion) of any surface of any part of the boiler through which heat is conveyed to the water in the boiler.Maximum allowable pressure the maximum pressure at which the boiler is permitted to be operated as specified by the authority having jurisdiction.Relief valve an automatic, self-closing, press

47、ure-relieving device actuated by the static pressure upstream of the valve, that opens in proportion to the increase in pressure over the opening pressure. It is used primarily for liquid service.Safety relief valve an automatic, self-closing, pressure-actuated relieving device suitable for use as e

48、ither a safety or relief valve, depending on application.Safety valve an automatic, self-closing, pressure-relieving device actuated by the static pressure upstream of the valve and characterized by rapid full opening or pop action. It is used for gas or vapour service.Thermostat a control, actuated

49、 by change in temperature, that functions to turn on or shut off the unit, as required, to maintain the temperature, in the space or medium to be heated, at the desired value.Unit a steam boiler, a hot-water boiler, or a steam and hot-water boiler assembly that is in accordance with the description given in Clause 1.1.B140.7-05 Canadian Standards Association4 March 20053 Gene