1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationAutomatic electrical controls for household and similar usePart 2-9: Particular requirements for temperature sensing controlsBS EN 60730-2-9:2010National forewordThis British Sta
2、ndard is the UK implementation of EN 60730-2-9:2010. It supersedes BS EN 60730-2-9:2002, which will be withdrawn on 1 November 2013.The UK participation in its preparation was entrusted to Technical CommitteeCPL/72, Electrical control devices for household equipment and appliances.A list of organiza
3、tions represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correct application. BSI 2011ISBN 978 0 580 53931 2ICS 97.120Compliance with a British Standard cannot
4、confer immunity fromlegal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 28 February 2011.Amendments corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 60730-2-9:2010The CENELEC common modifications have be
5、en implemented at the appro-priate places in the text. The start and finish of each common modificationis indicated in the text by tags ./It is derived from IEC 60730-2-9:2008. EUROPEAN STANDARD EN 60730-2-9 NORME EUROPENNE EUROPISCHE NORM November 2010 CENELEC European Committee for Electrotechnica
6、l Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2010 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60730-2
7、-9:2010 E ICS 97.120 Supersedes EN 60730-2-9:2002 + A1:2003 + A2:2005 + A11:2003 + A12:2004 English version Automatic electrical controls for household and similar use - Part 2-9: Particular requirements for temperature sensing controls (IEC 60730-2-9:2008, modified) Dispositifs de commande lectriqu
8、e automatiques usage domestique et analogue - Partie 2-9: Rgles particulires pour les dispositifs de commande thermosensibles (CEI 60730-2-9:2008, modifie) Automatische elektrische Regel- und Steuergerte fr den Hausgebrauch und hnliche Anwendungen - Teil 2-9: Besondere Anforderungen an temperaturabh
9、ngige Regel- und Steuergerte (IEC 60730-2-9:2008, modifiziert) This European Standard was approved by CENELEC on 2010-11-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standar
10、d without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other
11、language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech
12、 Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. 260730-2-9/FDISIECForeword The text of the
13、 International Standard IEC 60730-2-9:2008, prepared by IEC TC 72, Automatic controls for household use, together with the common modifications prepared by the Technical Committee CENELEC TC 72, Automatic controls for household use, was submitted to the CENELEC Unique Acceptance Procedure. A draft a
14、mendment was prepared by the Technical Committee CENELEC TC 72, Automatic controls for household use. It was submitted to the Unique Acceptance Procedure. The combined texts were approved by CENELEC as EN 60730-2-9 on 2010-11-01. This document supersedes EN 60730-2-9:2002 + A1:2003 + A2:2005 + A11:2
15、003 + A12:2004. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fixed: latest date by which the EN has to be imp
16、lemented at national level by publication of an identical national standard or by endorsement (dop) 2011-11-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2013-11-01 This Part 2-9 is to be used in conjunction with EN 60730-1:2000, Automatic electric
17、al controls for household and similar use Part 1: General requirements, and any subsequent amendments. This European Standard has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association and covers essential requirements of EC Directive 2004/1
18、08/EC. See Annex ZZ. Annexes ZA and ZZ have been added by CENELEC. _ BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 2 60730-2-9IEC:20083Endorsement notice The text of the International Standard IEC 60730-2-9:2008 was approved by CENELEC as a European Standard with agreed common modifications. BS EN 60730
19、-2-9:2010EN 60730-2-9:2010 (E) 3 CONTENTS 1 Scope and normative references.2 Definitions 3 General requirements 4 General notes on tests.5 Rating6 Classification .7 Information .18 Protection against electric shock.19 Provision for protective earthing110 Terminals and terminations.111 Constructional
20、 requirements .112 Moisture and dust resistance 15 13 Electric strength and insulation resistance.16 14 Heating.16 15 Manufacturing deviation and drift 17 16 Environmental stress 18 17 Endurance 18 18 Mechanical strength23 19 Threaded parts and connections .24 20 Creepage distances, clearances and d
21、istances through solid insulation.24 21 Fire hazard testing24 22 Resistance to corrosion 24 23 Electromagnetic compatibility (EMC) requirements emission 25 24 Components .25 25 Normal operation 25 26 Electromagnetic compatibility (EMC) requirements immunity 25 27 Abnormal operation.26 28 Guidance on
22、 the use of electronic disconnection .26 Annexes27 Annex H (normative) Requirements for electronic controls 27 Annex J (normative) Requirements for controls using thermistors .32 Annex AA (informative) Maximum manufacturing deviation and drift33 Annex BB (informative) Time factor34 Annex CC (informa
23、tive) Number of cycles 37 Annex DD (normative) Controls for use in agricultural confinement buildings 38 Annex EE (informative) Guide to the application of temperature sensing controls within the scope of IEC 60730-2-9.42 Figure 11.4.13.102 Impact tool .13 Figure 17.101.3 Aluminium cylinder for temp
24、erature change method.22 BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 4 679 9 9 9 0 2 2 2 2 Annex ZZ(informative)Coverage of Essential Requirements of EC Directives. 60Annex ZA(normative)Normative references to international publicationswith theircorresponding European publications59Figure BB.1 Determi
25、nation of time factor in the case of a sudden temperature change35 Figure BB.2 Determination of time factor in the case of a linear rise of test-bath temperature 36 Figure EE.1 Thermostat .51 Figure EE.2 Self-resetting temperature limiter.52 Figure EE.3 Non-self-resetting temperature limiter52 Figur
26、e EE.4 Self-resetting thermal cut-out 54 Figure EE.5 Manual reset thermal cut-out.54 Figure EE.6 Single operation device .56 Figure EE.7 Three-stage control system .57 Table H.26.2.101 Compliance criteria . Table BB.1 Method to determine and verify time factor values (see 11.101) 36 Table EE.1 Typic
27、al examples of the classification of temperature sensing controls in accordance with IEC 60730-2-9.5BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 5 298 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE Part 2-9: Particular requirements for temperature sensing controls 1 Scope and normative ref
28、erences This clause of Part 1 is applicable except as follows: 1.1 Replacement: This part of IEC 60730 applies to automatic electrical temperature sensing controls for use in, on or in association with equipment for household and similar use, including electrical controls for heating, air-conditioni
29、ng and similar applications. The equipment may use electricity, gas, oil, solid fuel, solar thermal energy, etc., or a combination thereof. 1.1.1 Replace the explanatory matter with the following new explanatory matter: Examples of such controls include boiler thermostats, fan controls, temperature
30、limiters and thermal cut-outs. Throughout this standard, the word “equipment“ includes “appliance“ and “control system“. 1.1.2 Replacement: This standard also applies to the electrical safety of temperature sensing controls with non-electrical outputs such as refrigerant flow and gas controls. 1.1.3
31、 Not applicable. Additional subclause: 1.1.101 This standard applies to single operation devices as defined in this standard. 1.5 Normative references Addition: IEC 60335 (all parts), Household and similar electrical appliances Safety IEC 60691:2002, Thermal links Requirements and application guide
32、Amendment 1 (2006) IEC 60730-2-4, Automatic electrical controls for household and similar use Part 2-4: Particular requirements for thermal motor protectors for motor-compressors of hermetic and semi-hermetic type EN 60216-1, Electrical insulating materials Properties of thermal endurance Part 1: Ag
33、eing procedures and evaluation of test results (IEC 60216-1)BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 6 2 Definitions This clause of Part 1 is applicable except as follows: 2.2 Definitions of types of control according to purpose 2.2.19 operating control Add, to the definition, the following explana
34、tory paragraph: In general, a thermostat is an operating control. 2.2.20 protective control Add, to the definition, the following explanatory paragraph: In general, a thermal cut-out is a protective control. Additional definitions: 2.2.101 single operation device SOD control having a temperature sen
35、sing element which is intended to operate only once and then requires complete replacement 2.2.101.1 bimetallic single operation device single operation device having a bimetallic temperature sensing element NOTE 1 A bimetallic single operation device does not reset above a declared temperature (see
36、 11.4.103). NOTE 2 Requirements for thermal links (which are not allowed to reset) are contained in IEC 60691. 2.2.101.2.1 rated functioning temperature Tftemperature of the sensing element of a non-bimetallic SOD which causes it to change the state of conductivity of the control when measured under
37、 specified conditions as declared by the manufacturer 2.2.101.2 non-bimetallic single operation device single operation device having a temperature sensing element which is part of a combination action control, the operation of which cannot be separated from other functions of the control and having
38、 a non-bimetallic thermal element that operates only once and then requires complete or partial replacement NOTE 1 When such parts can be tested separately, they are considered to be thermal links within the scope of EN 60691. NOTE 2 The ageing period and thermal response of the device is dependent
39、on the intended use of the device. As a result, the nature of the testing applicable to the device should be representative of the application conditions for which the protective control is intended (see 7.2). NOTE 3 Non-bimetallic single operation devices provide the equivalent of micro-disconnecti
40、on. definitions deleted BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 7 2.2.102 room thermostat independently mounted or incorporated thermostat intended to control the temperature of habitable space 2.2.103 fan control automatic temperature sensing control intended to control the operation of a fan or
41、blower 2.2.104 boiler thermostat thermostat intended to control boiler/liquid temperature 2.2.105 modulating thermostat thermostat which controls the temperature between two limits by continuously controlling the input to the load 2.2.106 voltage maintained thermal cut-out thermal cut-out which is m
42、aintained in its operated condition by the voltage which appears across it in that condition 2.2.107 agricultural thermostat a thermostat intended for use in agricultural confinement buildings 2.3 Definitions relating to the function of controls 2.3.14 Additional definition: 2.3.14.101 time factor t
43、ransient response of temperature sensing controls by defined change of the activating quantity 2.5 Definitions of types of control according to construction Additional definitions: 2.5.101 push-and-turn actuation two-step actuation accomplished by first pushing, then rotating the actuating member of
44、 the control 2.5.102 pull-and-turn actuation two-step actuation accomplished by first pulling, then rotating the actuating member of the control BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 8 3 General requirements This clause of Part 1 is applicable. 4 General notes on tests 4.1 Conditions of test Thi
45、s clause of Part 1 is applicable except as follows: 4.1.7 Not applicable. Additional subclauses: 4.1.101 For the purposes of the tests of this standard and unless otherwise indicated, ambient temperature excursions beyond Tmaxduring abnormal operation as a precursor to the operation of a manual rese
46、t thermal cut-out or a bimetallic SOD are ignored. 4.1.102 For manual reset thermal cut-outs and bimetallic SODs which have an operating value above Tmax, the temperature at the sensing element is raised, as necessary, to achieve any cycling required during the tests. 4.2 Samples required 4.2.1 Addi
47、tion: Six samples of bimetallic SODs are used for the test of Clause 15 Additional samples are required for the tests of Clause 17. 5 Rating This clause of Part 1 is applicable. 6 Classification This clause of Part 1 is applicable except as follows: 6.4 According to features of automatic action 6.4.
48、3 Additional subclauses: 6.4.3.101 for sensing actions, no increase in the operating value as a result of any leakage from the sensing element, or from parts connecting the sensing element to the switch head (Type 2.N); 6.4.3.102 an action which operates after a declared thermal cycling test as spec
49、ified in 17.101 (Type 2.P); In general, thermal cut-outs for specific applications, such as pressurized water heating systems, may be classified as having Type 2.P action. Note deletedand a further six for the testof Clause 17.BS EN 60730-2-9:2010EN 60730-2-9:2010 (E) 9 6.4.3.103 an action which is initiated only after a push-and-turn or pull-and-turn actuation and in which only rotation is required to return the actuating member to the off or rest position (Type
