EN 50065-4-1-2001 en Signalling on Low-Voltage Electrical Installations in the Frequency Range 3 kHz to 148 5 kHz Part 4-1 Low Voltage Decoupling Filters - Generic Specification (R.pdf

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1、RATIFIED EUROPEAN TEXT I EN50065-4-1:2001 I European Standards only exist formally as national transpositions (i.e. a BS EN for the UK) of a commonly agreed “ratified“ text. This document will shortly be published as a British Standard. It is being made available in advance of its formal publication

2、 to give interested parties early access to the technical information which the British Standard will contain. When the British Standard is formally published it will be supplied to you automatically, without any additional charge. Purchasers of this document should be aware of the following limitat

3、ions when using the document. O The British Standard may contain additional information in the national foreword or national annex, 0 Full rights confened by compliance with the standard may only be granted by reference to the formal national transposition of the text as a British Standard. This doc

4、ument was approved by CENKENELEC in its three official languages on the date given below. Under CENKENELEC rules, BSI is obliged to publish its national transposition within six months of this date. This ratified text was approved on I 200-08-01 I NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTE

5、D BY COPRIGHT LAW EUROPEAN STANDARD EN 50065-4-1 NORME EUROPENNE EUROPfISCHE NORM July 2001 ICs 31.160; 33.040.30 English version Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Part 4-1 : Low voltage decoupling filters - Generic specification Transmissio

6、n de signaux sur les rseaux lectriques basse tension dans la bande de frquences de 3 kHz $148,5 kHz Partie 4-1 : Filtres basse tension de d cou plage - S p cif i ca t i on g n riq u e Signal, bertragung auf elektrischen N iederspan n u ngsnetzen i m Frequenzbereich 3 kHz bis 148,5 kHz Teil 4-1 : Nie

7、derspannungs- En t ko p p I u n gsf i I ter - Fachgru ndspezifi kation This European Standard was approved by CENELEC on 2000-08-01. CENELEC members are bound to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national

8、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 CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any

9、 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. CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finl

10、and, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europo/o 1-b Fiiter Mains i Mains Port Port

11、 Earth i Earth (*) in this case the filter may be reversed Mains Mains communication communication port (optionnal) port (optionnal) Figure 1 - Filter combined with other functions -5- EN 50065-4-1 12001 1 Scope This standard applies to decoupling filters installed on the low voltage mains network a

12、nd operating in the frequency range 3 kHz to 148,5 kHz on low voltage mains network. It does not apply to general purpose filters for EM1 suppression. It does not apply to protocol dependant devices except physical layer (frequency). It does not apply to filters incorporated in household equipment f

13、or example: washing machines and coffee machines. It specifies the impedance and the transfer function definitions, requirements and test methods of the decoupling filter and some other requirements for example Voltage Drop, Leakage Current and Form Factor. The impedance and the transfer function ar

14、e referred to the decoupling filter mains power ports (ref. Figure 1). The use of the decoupling filter is considered optional; additional rules or obligations may exist that are outside the scope of this standard. The safety requirements related to decoupling filters are not covered in this standar

15、d. They are covered in an other part of the EN 50065 set of standards 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are list

16、ed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). EN 50

17、065-1 Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 1 : General requirements, frequency bands and electromagnetic disturbances EN 50065-4-2 Signalling on low voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 4-2: L

18、ow voltage decoupling filters - Safety requirements EN 60068-2-27 Basic environmental testing procedures - Part 2: Tests - Test Ea and guidance: Shock (IEC 60068-2-27) EN 60417-1 Graphical symbols for use on equipment - Part 1 : Overview and application (IEC 60417-1) EN 60417-2 Graphical symbols for

19、 use on equipment - Part 2: Symbol originals (IEC 60417-2) EN 60617 Graphical symbols for diagrams (IEC 60617 series) EN 50065-4-1 12001 -6- EN 60898 EN 60947-5-1 EN 60950:2000 EN 61140 IEC 60027 I EC 60038: 1 983 Al:1994 IEC 60050-161 IEC 80416 IS0 3744 Circuit-breakers for overcurrent protection f

20、or household and similar installations (IEC 60898, modified) Low-voltage switchgear and controlgear - Part 5-1 : Control circuit devices and switching elements - Electromechanical control circuit devices (IEC 60947-5-1) Safety of information technology equipment (IEC 60950:1999, modified) Protection

21、 against electric shock - Common aspects for installation and equipment (IEC 61 140) Letter symbols to be used in electrical technology (harmonized in HD 245 series) IEC standard voltages International Electrotechnical Vocabulary (IEV) - Chapter 161 : Electromagnetic compatibility General principles

22、 for the formulation of graphical symbols Acoustical noise 3 Definitions For the purposes of this standard the following definitions apply. Furthermore, the definitions of the International Electrotechnical Vocabulary IEC 60050-1 61 and EN 50065-1 apply. 3.1 decou p I i ng fi I ter device installed

23、in an electrical installation in order to make possible reliable data transmission over the low voltage mains network 3.2 nominal current of the decoupling filter the maximum power frequency continuous current for which the decoupling filter is declared by the manufacturer to be suitable in defined

24、conditions 3.3 nominal voltage of the decoupling filter the maximum voltage (for three-phase supply, the voltage between phases) for which the decoupling filters is operated NOTE The definition of IEC 60038/A1:1994 has been the basis for the present definition 3.4 operating frequency range (fmin, fm

25、ax) decoupling filters may operate in either of the frequency bands; - utility band 3 to 95 kHz, - consumer band 95 to 148,5 kHz. -7- EN 50065-4-1 12001 Operating frequency range (fmin, fmax) for each side is a sub range of either of the frequency bands: - for utility side : f, 2 3 kHz, f, 5 95 kHz;

26、 - for consumer side : f, 2 95 kHz, f, 5 148,5 kHz; 3.5 decoupling filter impedance the impedance of the decoupling filter, considered as a two port device, is defined as the impedance which can be measured on either side of the filter. The termination shall be specified R Load 3.6 transfer function

27、 the ratio between the output signal and the input signal, depending on the frequency with given load conditions 3.7 leakage current an electric current which, under normal operating conditions, flows in an unwanted conducting path 3.8 voltage drop at 50 Hz the difference between the RMS value of th

28、e input voltage and the RMS value of the output voltage at nominal current at 50 Hz 3.9 total harmonic distortion (THD) the THD added by the filter, at the nominal supply frequency and current, due to non linear effects 3.10 power dissi pation power dissipation at the nominal current 3.1 1 overcurre

29、nt current exceeding nominal current that can occur during fault condition until protective devices (e.9. circuit-breakers) operate 3.12.1 overvoltage voltage exceeding nominal voltage that can occur during normal operation 3.12.2 surge surge voltage that can occur during normal operation due to lig

30、htning effects or opening/closing line equipment 3.13 mechanical shocks Refers to EN 60068-2-27 3.14 acoustical noise Refers to IS0 3744 EN 50065-4-1 12001 -8- 4 Symbols and abbreviations Letter symbols, signs, abbreviations and graphical symbols shall comply with IEC 60027, EN 60417, EN 6061 7AEC 6

31、061 7 or IEC 8041 6, as appropriate. 5 Requirements 5.1 Marking 5.1 .I General information See EN 50065-4-2. 5.1.2 Instruction sheet An instruction sheet shall be supplied by the manufacturer with the filter unit showing: a) its installation circuit diagram; b) the precautions to be observed during

32、the installation; c) the transmission characteristics: operating frequency range, attenuation, impedance; d) ambient operating condition such as operating temperature range; e) electrical operating conditions such as current derating curve; f) safety conditions. 5.2 Requirements of decoupling filter

33、 5.2.1 Nominal current Selected from : 1, 3, 6, IO, 16, 20, 25, 32, 40, 50, 63, 80, 100, 125 A. 5.2.2 Nominal voltage Selected from 230 V single phase and 400 V three phase system. 5.2.3 Decoupling filter impedance The impedance curve shall not show resonance phenomena with a Q factor higher than 6

34、with the opposite side mains ports open or short-circuit. For values refer to relevant parts of the standard. In Annex B, general information is given about network impedance. 5.2.4 Transfer function For values refer to relevant parts of the standard. The typical figures and relative tolerances shal

35、l be detailed in the instruction sheet issued by the manufacturer. -9- EN 50065-4-1 12001 5.2.5 Leakage current When tested in accordance with 6.3 the maximum leakage current from any pole shall not exceed 33 mA for class I filters at 50 Hz (or values according to EN 60950:2000, subclause 5.1 and IE

36、C 61 140, subclause 7.5). 5.2.6 Voltage drop at 50 Hz When measured at nominal current and frequency of the supply network, the modulus of the voltage drop shall not exceed 1 V rms. 5.2.7 Total harmonic distortion (THD) Void. 5.2.8 Power dissipation Requirements for DIN distribution board mounted fi

37、lters: dissipated power shall not exceed 7 W/18 mm wide at nominal current. Requirements for other types of filters: Void 5.2.9 Overcurrent According to the relevant part of the product standard EN 50065-4-X. 5.2.10 Overvoltage /surges According to the relevant part of the product standard EN 50065-

38、4-X. 5.2.1 1 Mechanical shocks According to EN 60068-2-27. 5.2.12 Acoustical noise Void 5.2.13 Environmental conditions Void 6 Test method In the following figures the box “Network analyser“ represents either a network analyser or other suitable measuring equipment e.g. measuring equipment described

39、 in “Equipment Impedance“. When the 125 pH coil is connected in parallel with the filter, its impedance shall be to taken into account when relevant. The value of this coil can be adapted when the measuring Set-up is used only in the consumer band. EN 50065-4-1 12001 C=l OOpF II II - Network Analyse

40、r - O - 10- Filter L L N N Earth Earth O O O CI c2 i CI c2 6.1 Decoupling filter impedance i Frequency range: 1 For utility side the test is made from 3 kHz to 95 kHz; 2 For consumer side the test is made from 95 kHz to 148,5 kHz. i Signal level : the maximum output levels of the signal are defined

41、in EN 50065-1. i Test conditions and set up : the test is performed in accordance with: Figure 2 measuring set up for open circuit, impedance measurement; Figure 3 measuring set up for nominal current, impedance measurement; Figure 4 measuring set up for nominal load, impedance measurement; Figure 5

42、 measuring set up for nominal current on nominal load, impedance measurement. X-side Y-side (Y -s i d e) (X-s i d e) + ; -F open circuit open open Figure 2 - Open circuit measuring Set-up - 11 - c vi Generator - O EN 50065-4-1 12001 Filter L L 4 RI= 5a2, 50 a, open N N Earth Earth O CI c2 ! CI c2 II

43、I t 4- C=lOOpF Network Ana lyse r - X-side Y-side (Y -s i d e) (X-s i d e) 4- 1-b Filter I L N Earth Earth :B Figure 3 - Short-circuit measuring Set-up X-side (Y -s ide) + Y-side (X-si de) + L= 125pH Air core Figure 4 - Loaded measuring Set-up EN 50065-4-1 12001 - 12 - X-side Y-side (Y -s i d e) L=

44、125pH +i+ (Air core) (X-s i d e) Y Network Figure 5 - Loaded measuring Set-up at nominal current 6.2 Transfer function i Frequency range: 1 For utility side (when relevant) the test is made from 3 kHz to 95 kHz; 2 For consumer side (when relevant) the test is made from 95 kHz to 148,5 kHz. i Signal

45、level: the maximum input level of the signal is defined in EN 50065-1. i Test condition and set up: the test is performed in accordance with Figure 4 measuring set up for open circuit; Figure 5 measuring set up for nominal current. i The respective transfer function (attenuation) is calculated in th

46、e following way : IH(f)l(dB) = 20 Ig (VON). 6.3 Leakage current The leakage current is measured between each terminal of the mains supply and the earth (ground) terminal. - 13- EN 50065-4-1 12001 - The measuring circuit is shown in Figure 6; the test voltage is the nominal 50 Hz supply voltage. Filt

47、er L L - The resistance of the voltage source is 2 O00 Cl f 100 Cl; the measuring instrument has an accuracy class of at least 5 at 50 Hz. 50 Hz - 0 NOTE It is recommended that the decoupling filter is either supplied through an isolating transformer or insulated from ground L Fiiter L N N Earth Ear

48、th 0 CI c2 i CI c2 6.4 Figure 6 - Leakage current measurement Voltage drop at 50 Hz In practice, the voltage drop shall be measured at the nominal current of the filter (see Figure 7). Table 1 shows the copper conductors to be used in the test. In Figure 7 - Voltage drop measurement EN 50065-4-1 120

49、01 - 14 - 4 6 10 Table 1 - Cross-sectional area(s) of test copper conductors corresponding to the current (in) 20In! 25 25In! 32 32In! 50 I 1 I In! 6 I 25 35 50 I 6ln! 13 I 13 I 63In! 80 80In! 100 100In! 125 I 23 I 13ln! 20 I I 16 I 50In! 63 I 6.5 Total Harmonic Distortion (THD) Void 6.6 Power dissipation In practice, the power dissipation shall be measured at the nominal current of the filter (see Figure 8) Table 1 shows the copper conductors to be used in the test. Figure 8 - Power dissipation measurement 6.7 Overcurrent, Test and set up according