1、BRITISH STANDARDBS EN 60669-2-3:2006Switches for household and similar fixed electrical installations Part 2-3: Particular requirements Time delay switches (TDS)The European Standard EN 60669-2-3:2006 has the status of a British StandardICS 29.120.40g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g
2、55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 60669-2-3:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2006 BSI 200
3、6ISBN 0 580 49645 7National forewordThis British Standard was published by BSI. It is the UK implementation of EN 60669-2-3:2006. It is identical with IEC 60669-2-3:2006. It supersedes BS EN 60669-2-3:1999, which will be withdrawn on 1 September 2009.The UK participation in its preparation was entru
4、sted to Technical Committee PEL/23, Electrical accessories.A list of organizations represented on PEL/23 can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance w
5、ith a British Standard cannot confer immunity from legal obligations.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 60669-2-3 NORME EUROPENNE EUROPISCHE NORM September 2006 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation E
6、lectrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60669-2-3:2006 E ICS 29.120.40 Supersedes EN 60669-2-
7、3:1997English version Switches for household and similar fixed electrical installations Part 2-3: Particular requirements - Time delay switches (TDS) (IEC 60669-2-3:2006) Interrupteurs pour installations lectriques fixes domestiques et analogues Partie 2-3: Exigences particulires - Interrupteurs tem
8、poriss (minuteries) (CEI 60669-2-3:2006) Schalter fr Haushalt und hnliche ortsfeste elektrische Installationen Teil 2-3: Besondere Anforderungen - Zeitschalter (IEC 60669-2-3:2006) This European Standard was approved by CENELEC on 2006-09-01. CENELEC members are bound to comply with the CEN/CENELEC
9、Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard 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 CENEL
10、EC member. This European Standard exists in three official versions (English, French, German). A version in any other 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.
11、CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slov
12、enia, Spain, Sweden, Switzerland and the United Kingdom. Foreword The text of document 23B/826/FDIS, future edition 3 of IEC 60669-2-3, prepared by SC 23B, Plugs, socket-outlets and switches, of IEC TC 23, Electrical accessories, was submitted to the IEC-CENELEC parallel vote and was approved by CEN
13、ELEC as EN 60669-2-3 on 2006-09-01. This European Standard supersedes EN 60669-2-3:1997. It includes the following significant technical changes with respect to EN 60669-2-3:1997: clarification of the scope to exclude electronic TDS (to be covered by EN 60669-2-1); introduction of requirements for S
14、ELV/PELV. This part of EN 60669-2 is to be used in conjunction with EN 60669-1:1999. It lists the changes necessary to convert that standard into a specific standard for time-delay switches. In this publication, the following print types are used: requirements proper: in roman type; test specificati
15、ons: in italic type; notes: in smaller roman type. Subclauses, figures or tables which are additional to those in Part 1 are numbered starting from 101. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standar
16、d or by endorsement (dop) 2007-06-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2009-09-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 60669-2-3:2006 was approved by CENELEC as a European Stan
17、dard without any modification. _ EN 60669-2-3:2006 2 3 EN 60669-2-3:2006 CONTENTS 1 Scope 4 2 Normative references .4 3 Terms and definitions .5 4 General requirements .6 5 General notes on tests6 6 Ratings 6 7 Classification7 8 Marking8 9 Checking of dimensions9 10 Protection against electric shock
18、.9 11 Provision for earthing9 12 Terminals .9 13 Constructional requirements .9 14 Mechanism.9 15 Resistance to ageing, protection provided by enclosures of switches and resistance to humidity.9 16 Insulation resistance and electric strength.9 17 Temperature rise 10 18 Making and breaking capacity.1
19、0 19 Normal operation10 20 Mechanical strength .12 21 Resistance to heat12 22 Screws, current-carrying parts and connections.12 23 Creepage distances, clearances and distances through sealing compound 12 24 Resistance of insulating material to abnormal heat, to fire and to tracking14 25 Resistance t
20、o rusting 14 26 EMC requirements14 101 Abnormal operation of the control circuit .14 Annex ZA (normative) Normative references to international publications with their corresponding European publications16 EN 60669-2-3:2006 4 SWITCHES FOR HOUSEHOLD AND SIMILAR FIXED ELECTRICAL INSTALLATIONS Part 2-3
21、: Particular requirements Time-delay switches (TDS) 1 Scope This clause of part 1 is applicable except as follows: Replacement of the first paragraph by: This part of IEC 60669 applies to time-delay switches (hereinafter referred to as TDS) with a rated voltage not exceeding 440 V and a rated curren
22、t not exceeding 63 A, intended for household and similar fixed electrical installations, either indoors or outdoors, operated by hand and/or by remote control. TDS are provided with a time-delay device operated by mechanical, thermal, pneumatic, hydraulic or electrical means or by a combination of t
23、hem. Electronic TDS are within the scope of IEC 60669-2-1. TDS including only passive components such as resistors, capacitors, PTC and NTC components and printed wiring boards are not considered to be electronic TDS. 2 Normative references This clause of part 1 is applicable with the following addi
24、tions: IEC 60317, Specifications for particular types of winding wires IEC 60445:1999, Basic and safety principles for man-machine interface, marking and identification Identification of equipment terminals and of terminations of certain designated conductors, including general rules for an alphanum
25、erical system IEC 60669-2-1:2002, Switches for household and similar fixed-electrical installations Part 2-1: Particular requirements Electronic switches IEC 61140, Protection against electric shock Common aspects for installation and equipment IEC 61558-2-6:1997, Safety of power transformers, power
26、 supply units and similar Part 2-6: Particular requirements for safety isolating transformers for general use 5 EN 60669-2-3:2006 3 Terms and definitions This clause of part 1 is applicable with the following additions: 3.14 Addition of the following note: NOTE This definition is only applicable to
27、the switching circuit. 3.15 Addition of the following note: NOTE This definition is only applicable to the switching circuit. Addition of the following new definitions: 3.101 time-delay switches TDS switch provided with a time-delay device which operates for a certain time (the delay time). It may b
28、e either manually actuated and/or remotely electrically initiated 3.101.1 electronic TDS TDS containing electronic component(s) 3.102 rated control voltage voltage assigned to the control circuit by the manufacturer 3.103 switching circuit circuit which contains the parts which allow the rated curre
29、nt to flow through the TDS 3.104 control circuit circuit which includes electrical parts to control the switching circuit in an electrically controlled TDS 3.105 control mechanism all the parts which are intended for the operation of the TDS 3.106 incorporated hand-operated device device incorporate
30、d in the switch which allows the switching circuit to be operated, directly or indirectly. This device is not intended for the normal operation of the TDS 3.107 delay time period during which the switching circuit(s) is (are) kept closed. Any time taken for the decreasing of the voltage (e.g. to red
31、uce the light) at the end of the delay period is included within the delay time EN 60669-2-3:2006 6 3.108 delay device all components which have an influence on the delay time. The delay device is energized by means of an impulse into the control circuit in an electrically controlled TDS. The delay
32、time may be adjustable 3.109 disconnectable TDS TDS consisting of two parts, the first being used as a base and including the terminals, the other being removable and including the switching and the control circuits, the two parts being resiliently connected together using a means which allows joini
33、ng and/or separating with or without the use of a tool 4 General requirements This clause of part 1 is applicable with the following addition: Addition after the first paragraph: The operation of a TDS shall not be impaired when it is mounted at an angle deviating by not more than 5 from the specifi
34、ed position of use. 5 General notes on tests This clause of part 1 is applicable with the following additions: 5.4 Addition after the last paragraph: For the tests of subclause 101, three additional specimens are necessary. Addition of the following subclauses: 5.101 If a TDS is provided with an inc
35、orporated hand-operated device, actuating the switching circuit directly, it shall be tested as specified in 19.101. 5.102 For a TDS operated by hand, the requirements relating to the control voltage do not apply. 5.103 In the case of a TDS for which the control and the switching circuits have no co
36、mmon point, the test is made with the circuits supplied with the rated voltages which are specified in this standard. 6 Ratings This clause of part 1 is applicable except as follows: 6.1 Replacement: Preferred rated voltages are: a.c. : 6 V, 8 V, 9 V, 12 V, 24 V, 42 V, 48 V, 110 V, 130 V, 220 V, 230
37、 V and 240 V; NOTE These rated voltages are aligned with the rated control voltages specified in 6.101 to simplify the tests on TDS having a common point between the control and switching circuits. 7 EN 60669-2-3:2006 6.2 Addition of the following note: NOTE In certain TDS, auxiliary contacts design
38、ed for a current lower than the rated current of the switching circuit may be added. Relevant ratings and requirements are under consideration. Addition of the following subclause: 6.101 Preferred rated control voltages are: a.c. : 6 V, 8 V, 9 V, 12 V, 24 V, 42 V, 48 V, 110 V, 130 V, 220 V, 230 V an
39、d 240 V; d.c. : 6V, 9 V, 12 V, 24 V, 48 V, 60 V, 110 V and 220 V. 7 Classification This clause of part 1 is applicable except as follows: 7.1.1 Replacement: According to the possible connections (see Figure 8 of IEC 60669-1): Pattern number single-pole switches 1 double-pole switches 2 three-pole sw
40、itches 3 three-pole plus switched neutral switches 03 two-way switches 6 7.1.5 Addition of the following: time-delay switches (TDS): manually operated; remotely operated; manually and remotely operated. NOTE The above methods of operation may be combined with a complementary method of operation allo
41、wing permanent on and/or permanent off. These possibilities are given by a complementary device acting either directly on the switching circuit, or on the control circuit. 7.1.7 Addition of the following: disconnectable TDS; Addition of the following subclause: 7.1.101 According to the type of contr
42、ol mechanism: mechanical; thermal; pneumatic; EN 60669-2-3:2006 8 hydraulic; electrical; combination(s) of the above. 8 Marking This clause of part 1 is applicable with the following additions: 8.1 Addition after the last dashed text: rated control voltage in volts, if different from the rated volta
43、ge; symbol for the adjustment of the delay time, if applicable; symbols for the positions “Permanent on“ and “Permanent off“, if applicable; symbol for “Delay time“. Addition after Note 2: NOTE 3 If a delay time value is indicated, it should be expressed in minutes. 8.2 Addition of the following sym
44、bols: Permanent on orNOTE If the TDS may also be remote controlled, the symbol | is not to be used. Delay time . or or “min“Permanent off but only if the air gap of the switching contact of the TDS is not less than 3 mm Adjustment of delay time or or “ “Control mechanism Switch . or or orNOTE In UK,
45、 the symbol consisting of 2 concentric circles is not used to indicate time delay. 8.4 Addition before the notes of this subclause: If necessary, the wiring diagram on which the terminal reference is clearly indicated shall be fixed to the accessory or inside the protective cover for the terminals.
46、The terminals of the control circuit shall be marked according to IEC 60445 and/or with the symbols according to 8.2. 8.7 This subclause of part 1 does not apply. 9 EN 60669-2-3:2006 9 Checking of dimensions This clause of part 1 is applicable. 10 Protection against electric shock This clause of par
47、t 1 is applicable. 11 Provision for earthing This clause of part 1 is applicable. 12 Terminals This clause of part 1 is applicable. 13 Constructional requirements This clause of part 1 is applicable with the following additions: Addition of the following subclauses: 13.101 All TDS shall be resettabl
48、e; this means TDS revert to the full-time delay when the operating means is actuated during a previously started time delay. 13.102 Transformers intended for SELV circuits shall be of the safety isolating type and shall comply with the relevant requirements of IEC 61558-2-6. NOTE For the use of SELV
49、 and PELV, see IEC 61140 and IEC 60364-4-41.*14 Mechanism This clause of part 1 is applicable with the following addition: Addition of the following subclause: 14.101 If a TDS is equipped with an incorporated hand-operated device, and if a position indicator is used, it shall indicate the position of the switching circuit clearly and without ambiguity. 15 Resistance to ageing, protection provided by enclosures of switches and resistance to humidity This
