EN 62053-52-2005 en Electricity metering equipment (AC) - Particular requirements Part 52 Symbols《交流电测量设备 特殊要求 第52部分 符号 IEC 62053-52 2005 替代 EN　60387 1992》.pdf

1、BRITISH STANDARDBS EN 62053-52:2005Electricity metering equipment (AC) Particular requirements Part 52: Symbols The European Standard EN 62053-52:2005 has the status of a British StandardICS 17.220.20; 91.140.50g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44

2、g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 62053-52:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 January 2006 BSI 30 January 2006ISBN 0 580 47584 0National fo

3、rewordThis British Standard is the official English language version of EN 62053-52:2005. It is identical with IEC 62053-52:2005. It supersedes BS EN 60387:1993 which is withdrawn.The CENELEC common modifications have been implemented at the appropriate places in the text. The start and finish of ea

4、ch common modification is indicated in the text by tags . Where a common modification has ben introduced by amendment, the tags carry the number of the amendment. For example, the common modifications introduced by CENELEC amendment A11 are indicated by .The UK participation in its preparation was e

5、ntrusted to Technical Committee PEL/13, Electricity meters, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in t

6、his document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to include all the necessary provisions of a co

7、ntract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals

8、 for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 17 and a back cover.The BSI copyright notice displayed in thi

9、s document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 62053-52 NORME EUROPENNE EUROPISCHE NORM December 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique

10、Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 62053-52:2005 E ICS 17.220.20; 91.140.50 Supersedes EN 60387:1992Engl

11、ish version Electricity metering equipment (AC) - Particular requirements Part 52: Symbols (IEC 62053-52:2005) Equipement de comptage de llectricit (CA) - Exigences particulires Partie 52: Symboles (CEI 62053-52:2005) Wechselstrom-Elektrizittszhler -Besondere Anforderungen Teil 52: Symbole (IEC 6205

12、3-52:2005) This European Standard was approved by CENELEC on 2005-11-01. 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 standard without any alteration. Up-to-date lists and bibli

13、ographical 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 language made by translation under the responsibilit

14、y 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ice

15、land, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Foreword The text of document 13/1343/FDIS, future edition 1 of IEC 62053-52, prepared by IEC TC 13, Equipment for electrical energy m

16、easurement and load control, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62053-52 on 2005-11-01. This European Standard supersedes EN 60387:1992. The main changes with respect to EN 60387:1992 are as follows: - the document has been brought in line with standards

17、 established recently by TC 13; - a few new symbols have been added. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2006-08-01 latest date by which the national standards con

18、flicting with the EN have to be withdrawn (dow) 2008-11-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 62053-52:2005 was approved by CENELEC as a European Standard without any modification. _ EN 62053-52:2005 2 3 EN 62053-52:2005 CONTENTS INTRO

19、DUCTION.4 1 Scope 5 2 Normative references .5 3 Terms and definitions .5 4 Symbols for the measuring elements.7 5 Symbols of principal units used for meters 9 6 Marking of the measured quantity .9 7 Symbols indicating the accuracy class, the meter constant and the insulating class .10 8 Symbols for

20、transformer-operated meters10 9 Tariff device symbols12 10 Symbols for auxiliary devices14 11 Symbols for details of the suspension of the moving element.14 12 Warning symbol14 Annex A (normative) Symbols for communication ports (examples).15 Annex ZA (normative) Normative references to internationa

21、l publications with their corresponding European publications. 17 Bibliography .16 Figure 1 Cross-phase connection of a var-hour meter with three measuring elements in three-phase three- or four-wire circuits 8 Figure 2 Cross-phase connection of a var-hour meter with two measuring elements and split

22、 current circuits in three-phase three-wire circuits .8 Figure 3 Cross-phase connection of a var-hour meter with two measuring elements in three-phase three-wire circuits 8 Table 1 Symbols for measuring elements .7 Table 2 Symbols of principal units used for meters .9 Table 3 Marking of the measured

23、 quantity (examples) 10 Table 4 Symbols indicating the accuracy class, the meter constant and the insulating class (examples) 10 Table 5 Symbols for transformer-operated meters (examples) 11 Table 6 Symbols for tariff devices (examples) 13 Table 7 Symbols for auxiliary devices (examples).14 Table 8

24、Symbols for details of the suspension of the moving element14 Table A. 1 Symbols for communication ports (examples).15 EN 62053-52:2005 4 INTRODUCTION The symbols in this part of IEC 62053 may be substituted for the markings given in the different national languages. They have the advantage of expla

25、ining the necessary technical characteristics irrespective of the country for which the meter is intended. 5 EN 62053-52:2005 ELECTRICITY METERING EQUIPMENT (AC) PARTICULAR REQUIREMENTS Part 52: Symbols 1 Scope This part of IEC 62053 applies to letter and graphical symbols intended for marking on an

26、d identifying the function of electromechanical or static a.c. electricity meters and their auxiliary devices. The symbols specified in this standard shall be marked on the name-plate, dial plate, external labels or accessories, or shown on the display of the meter as appropriate. 2 Normative refere

27、nces The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. IEC 60211, Maximum demand indicators, Class

28、1.0 IEC 60417-DB:20021, Graphical symbols for use on equipment IEC 62052-11, Electricity metering equipment (a.c.) General requirements, tests and test conditions Part 11: Metering equipment 3 Terms and definitions For the purposes of this document, the terms and definitions given in IEC 62052-11, t

29、ogether with the following, apply. 3.1 excess energy meter energy meter intended to measure the excess energy when the power exceeds a pre-determined value IEV 313-06-07 3.2 meter with maximum demand indicator energy meter fitted with a means to indicate the highest average value of the power during

30、 successive time intervals of equal duration IEV 313-06-08 3.3 bidirectional meter meter intended to measure the energy in both directions 1)“DB” refers to the IEC on-line database. EN 62053-52:2005 6 3.4 primary register register of an instrument transformer-operated meter which takes into account

31、the ratios of all the transformers (voltage and current transformers) to which the meter is connected NOTE The value of the energy on the primary side of the transformers is obtainable from the direct reading of the register. 3.5 half-primary register register of an instrument transformer-operated m

32、eter which takes into account either the ratio(s) of the current transformer(s) or the ratio(s) of the voltage transformer(s), but not both NOTE The value of the energy on the primary side of the transformer(s) is obtainable from the reading of the register multiplied by an appropriate factor. 3.6 s

33、econdary register register of an instrument transformer-operated meter which takes no account of the transformer ratio(s) NOTE The value of the energy on the primary side of the transformer(s) is obtainable from the reading of the register multiplied by an appropriate factor. 3.7 name-plate of a met

34、er easily readable plate, placed either inside or outside the meter, carrying the necessary information for the identification and installation of the meter and for the interpretation of the measurement results. In case of static meters, some of these elements may be shown on the display NOTE IEC 62

35、052-11 defines the information to be borne by the name-plate. 3.8 dial part of the indicating device carrying the scale or scales =VIM 4.27 NOTE In general the dial also carries other information characterizing the instrument. IEV 314-01-03 3.9 reading factor C of a maximum demand indicator factor b

36、y which it is necessary to multiply the reading in units of power (active or reactive) in order to obtain the value of the corresponding power expressed in the same units NOTE Factor C depends on the voltage and current transformer ratio. 3.10 constant K of a maximum demand indicator coefficient by

37、which the reading must be multiplied to obtain the value of the corresponding power (active or reactive) NOTE For examples, see 9.3 and 9.4. 7 EN 62053-52:2005 4 Symbols for the measuring elements In the following symbols, which are given as examples, each voltage circuit is represented by a line an

38、d each current circuit by a small circle. At the end of each line representing a voltage circuit, a circle(s) is (are) placed to represent (a) current circuit(s), arranged to have a point of common connection with that voltage circuit. If a current circuit and a voltage circuit having such a common

39、point of connection are not part of the same measuring element, the circle representing the current circuit is joined to the mid-point of the line representing the voltage circuit by means of a guideline not more than half the thickness of the first line. If a measuring element carries two current c

40、ircuits whose number of turns are in the ratio 1/k, the diameters of the representative circles shall be in approximately the same ratio. The angle between two lines of a symbol represents the phase angle between the corresponding voltages provided the positive direction be accepted as that going to

41、wards the common point in two-line symbols (for example, symbols 4.9 and 4.10), and in the trigonometrical direction in the case of triangular symbols (for example, symbol 4.8). In order to distinguish the direction of the voltage acting on each current, a current influenced by a positive direction

42、of voltage shall be indicated by a black circle, and a current influenced by a negative direction of voltage shall be indicated by a white circle. Table 1 Symbols for measuring elements No. Designation Symbol 4.1 Watt-hour or var-hour meter with one measuring element, having one current circuit and

43、one voltage circuit (for one-phase two-wire circuits) 4.2 Watt-hour or var-hour meter with one measuring element, having one voltage circuit and two current circuits (for one-phase, two- or three-wire circuits, when the voltage circuit is connected across the outer conductors) 4.3 Watt-hour or var-h

44、our meter with two measuring elements, each having a voltage circuit and a current circuit, each of which is connected in the outers of a one-phase three-wire circuit, the corresponding voltage circuits being connected between the outers and the mid-wire 4.4 Watt-hour or var-hour meter with two meas

45、uring elements, each having a voltage circuit and a current circuit, the latter being inserted in a phase conductor of a three-phase circuit, the voltage circuit of each measuring element being connected between the neutral and the phase conductor in which its current circuit is inserted 4.5 Watt-ho

46、ur or var-hour meter with two measuring elements, each having a voltage circuit and a current circuit, and connected for the two-wattmeter method (for three-phase three-wire circuits) 4.6 Watt-hour or var-hour meter with three measuring elements, each having a voltage circuit and a current circuit,

47、and connected for the three-wattmeter method (for three-phase four-wire circuits) 4.7 Watt-hour or var-hour meter with two measuring elements, each having a voltage circuit and a current circuit, and connected in the two-phase conductors of a two-phase three-wire circuit EN 62053-52:2005 8 No. Desig

48、nation Symbol 4.8 Var-hour meter with three measuring elements, each having a voltage circuit and a current circuit, each of which is arranged to have a common point with the voltage circuits of the two other measuring elements. The voltage circuit of each measuring element is fed by the voltage bet

49、ween the phase conductors which do not contain its current circuit As can be seen, symbol 4.8 corresponds to Figure 1 and is applicable to three-phase three- or four-wire circuits 123IEC 1616/05Figure 1 Cross-phase connection of a var-hour meter with three measuring elements in three-phase three- or four-wire circuits 4.9 Var-hour meter with two measuring elements, each having a voltage circuit and two current circuits with a number of turns in the ratio 1:2 (n and 2n