1、HARMONIZATION DOCUMENT HD 384.5.52 WAI DO CU M ENT D HARM O N I SAT1 ON HARMONISIERUNGSDOKUMENT May 1998 ICs 29.060.20: 91.140.50 Descriptors: Electrical installation, building, wiring system, type, selection, currentcarrying capacity, section, voitage drop English version Electrical installations o
2、f buildings Part 5: Selection and erection of electrical equipment Chapter 52: Wiring systems Installations lectriques des btiments Partie 5: Choix et mise en oeuvre des matriels lectriques Chapitre 52: Canalisations Elektrische Anlagen von Gebuden Teil 5: Auswahl und Errichtung von elektrischen Bet
3、riebsmitteln Kapitel 52: Kabel- und Leitungssysteme (-anlagen) This amendment Al modifies the Harmonization Document HD 384.5.52 S1:1995; it was approved by CENELEC on 1998-04-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for impleme
4、ntation of this amendment on a nationai level. Up-to-date lists and bibliographical references concerning such national implementation may be obtained on application to the Central Secretariat or to any CENELEC member. This amendment exists in three official versions IEnglish, French, Gemanl, CENELE
5、C members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. I OFFICrALCOPY I CENELEC European Committee for El
6、ectrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 1998 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Re
7、f. No. HO 384.5.52 S1:1995/Al:1998 E Page 2 HD 384.5.52 S2:1995/A1:1998 Foreword This amendment was prepared by SC 64B, Protection against thermal effects, of Technical Committee CENELEC TC 64, Electrical installations of buildings. The text of the draft amendment, prAA, was submitted to the Unique
8、Acceptance Procedure and was approved by CENELEC as amendment Al to HD 384.5.52 S1:1995 on 1998-04-01. The following dates were fixed: - latest date by which the existence of the amendment has to be announced at national level - latest date by which the amendment has to be implemented at national le
9、vel by publication of a harmonized national standard or by endorsement - latest date by which the national standards conflicting with the amendment have to be withdrawn (doa) 1998-06-01 (dop) 1998-1 2-01 (daw) 1998-1 2-83 Replace the text of sub-clause 528.1.1 by the following: 528.1.1 Band I and ba
10、nd II voltage circuits shall not be contained in the same wiring system unless one of the following methods is adopted: - every cable is insulated for the highest voltage present; or - each conductor of a multiple core cable is insulated for the highest voltage present in the cable; or - the cables
11、are insulated for their system voltage and installed in a separate compartment of a cable ducting or cable trunking system; or - the cables are installed on a tray where physical separation is provided by a partition; or - a separate conduit, trunking, or ducting system is employed. NOTE: Special co
12、nsideration of electrical interference, both electromagnetic and electrostatic may apply to telecommunication circuits, data transfer circuits and the like. STD-CENELEC tiD 384.5-52 SL/AL-ENGL 1778 3404583 DLBb2bL 45b m CENELEC Corrigendum to HD 384.5.52 S1:1995/A1:1998 English version Add before th
13、e note: For SELV and PELV systems, the requirements of 41 1 .1.3.2 shall be fulfilled. September 1998 Page 3 HO 384.5.52 S1 :I995 accessible 25 21, 25 22 31, 32, Building 75 voids not accessible 21, 25, O 22 O 73,74 73, 74 Endorsement notice 23 12, 13, O 14, 15.16 23 O The text of the International
14、Standard IEC 384-5-52:1993 was approved by CENELEC as a Harmonization Document with agreed common modifications as given below. COMMON MODIFICATIONS 520.2 521.2 521.5 Table 52F Table 52G Normative references Replace the text of this subclause by : NOTE : Normative references to international publica
15、tions are listed in annex u (normative). Add the following note : NOTE : Other methods of installation of wiring systems not included in table 52 G are allowed provided that they fulfil the requirements of this chapter. AC circuits Change the beginning of this subclause to : Conductors and single co
16、re cables of a.c. circuits . Column cable trunking/line insulated conductors add an asterisk (*) and add at the bottom of the table the following. (*) insulated conductors are admitted if the cover can be only taken off by the mean of a tod or with an imponani hand exertion and i the trunking is IP4
17、X or IPXXD. Replace the first line of the table by the following Table 52G Table 52H Table 52H Table 52H Column cable trunking/line embedded in structure : add 75 Reference 13 - Read : On perforated trays or on wire mesh - run horizontally or vertically. Reference 31.31A - add : Insulated conductors
18、 Reference 41 - read : Insulated conductors, single and/or multicore cables in conduits in enclosed cable channels, run horizontally or vertically. I Page 4 I HD 384.5.52 S1:1995 1 Table S2H Reference 42 and 43 - add at the end of the description : (1 1 and at the bottom of the page add : (i) It is
19、recommended that these methods of installation are used only ln areas where access is restricted to authoiied persons and the reduction of current-caMng capacity and the fire hazard due to the accumulation of debris can be prevented Table 52H Reference 72 - Read : insulated conductors, sheathed sing
20、lecore or multicore cables in skirting, tninking space for data and communication cables. Table 52H Add the following reference insulated conductors or singlecore or rnulticore cables in embedded trunking 35 522.1.1 522.1.3 522.1.3 522.2.1 522.6.1 522.8. i 522.1. 522.3, 522.3.3, 522.4, 522.4.2, 522.
21、5, 522.6, 522.6.2,522.7,522.7.1,522.8,522.9,522.9.1, 522.10, 522.10.1. 522.11. 522.11.1, 522.12, 522.12.2. 522.13,522.13.1, 522.14. 522.14.1, 522.14.2. Delete all Environnement Code references and references to Clauses of Section 321. Second line - Add after the highest : or the iowest Add the new f
22、ollowing paragraph Where cables having different temperature ratings are installed in the same enclosure, the temperature rating of the cable system is taken to be the lowest temperature rating of all the cabies. Read : In order lo avoid the effects of heat from external sources, one or more of the
23、following . Add at the end of the paragraph : During installation, use and maintenance. Firs1 line - replace : prevent by avoid STD-CENELEC HD 384.5.52 SZLAL-ENGL 1778 e 3404583 OLBb2b4 lb5 I Page 5 HD 384.5.52 S1:1995 522.8.1.7 Add at the end of the paragraph : Except for wiring systems in ceings o
24、r in floors which can fdlow the shortest practical route. 522.8.1.9 Add a new paragraph : Cable supports and enclosures shall not have sharp edges. 524.2 First sentence, read : The neutral conductor, if any, shall have a cross-sectional area not less than the phase conductor. Table 52 J hst column -
25、 line 2 Replace 2,5 by 16 Cast column, lines 5 and 6 Add (see note 4) and add at the bottom of the table 4 special requirements for ELV lighting circuits are under consideration. 526.2 Note : add at the end of the note : and temperature rise under fault conditions. 527.1.1 end of the paragraph repla
26、ce 522 by 527. . 527.1.3 Second line, add after in other IEC standards : (e IEC 1084-1 and CLC/rC 113 documents). 527.2.4 Second line, add after IEC 61 4 : and IEC 1084-1. 527.2.6 Replace 527.2.3 by 527.2.2 527.5.1 Firs! line, add after inspected at an appropriate time during erection. Page 6 HD 384
27、.5.52 S1:1995 Annex ZA (normative) Normative references to international publications with their corresponding European publications This Harmonization Document incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate pla
28、ces in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this Harmonization Document only when incorporated in it by amendment or revision. For undated references the latest edition of the publication
29、 referred to applies (including amendments). NOTE: When an international publication has been modified by common modifications, indicated by (mod), the relevant ENIHD applies. Publication IEC 332-1 1979 IEC 332-3 1992 IEC 364-1 1992” IEC 364-3 1993 (modi IEC 364-4-473 1977 (modi IEC 364-5-523 1983 i
30、rnodi IEC 439-2 1987 (modi IEC 529 1989 IEC 614 series Tests on electric cables under fire conditions Part 1 : Test on a single vertical insulated wire or cable Pan 3: Tests on bunched wires or cables Electrical installations of buildings Pan 1 : Scope, object and fundamental principles Part 3: Asse
31、ssment of general characteristics Part 4: Protection for safety Chapter 47: Application of protective measures for safety Section 473: Measures of protection against overcurrent Part 5: Selection and erection of electrical equipment - Chapter 52: Wiring systems Section 523: Current-carrying capaciti
32、es Low-voltage switchgear and controlgear assemblies Pan 2: Particular requirements for busbar trunking systems (buswaysi Degrees of protection provided bv enclosures (iP Code) Specification for conduits for electrical installations ENMD yeer HD405.1 S1 1983 HD 405.3 Sl 1993 HD 384.3 S2 1995 HD 384.
33、4.473 S1 1989 HD 384.5.523 Si 1991 EN 60439-2 1993 EN 60529 1991 + corr. May 1993 li IEC 364-1:1972 is harmonized as HO 384.1 S1:1979. 21 EN 60439-2 includes A1:1991 to IEC 439-2. STD-CENELEC HD 369.5.52 SL/AL-ENGL 1998 II 3401.1583 Ol8b2bb T38 m Page 7 HD 384.5.52 S1:1995 Publication IEC 1084-1 199
34、1 IEC 1200-52 1993 IS0 834 1975 Cable tninking and ducting systems for electrical installations Pan 1 : General requirements Electrical installation guide Part 52: Selection and erection of electrical equipment - Wiring systems Fire-resistance tests Elements of building construction Page 8 HD 384.5.
35、52 S1:1995 ANNEX ZB (Normative) SPECIAL NATIONAL CONDITIONS Special national condition : National characteristic or practice that cannot be changed even over a long period, e.g. climatic conditions, electrical earthing conditions. If it affects harmonization, it forms part of the European Standard o
36、r Harmonization Document. For the countries in which the relevant special national conditions apply these provisions are normative, for other countries they are informative. GERMANY Flat webbed house wires in accordance with DIN VDE 0250 Part 201 may be used if the following requirements are met: a)
37、 Flat webbed house wires according to DIN VOE 0250 Part 201 (NYIF. NYIW) may only be installed in dry rooms and only in or under plaster. They shall be covered with plaster along their entire length. NOTE : The use of flat webbed house wires may be restricted in special specifications. b) If flat we
38、bbed house wires are installed in cavities in ceilings or walls consisting of concrete, stone or similar c) Even when covered with plaster, flat webbed house wires may not be laid on combustible construction d) Flat webbed house wires shall not be bunched. Collecting flat webbed house wires together
39、 at the inlet points e) Flat webbed house wires may only be fixed using means and methods which will ensure that the insulation is non-combustible material, it is not necessary to cover them with plaster in accordance with item a). materials (see DIN 4102 Part l), e.g. wood. of electrical equipment,
40、 e.g. distribution boards, is not considered as bunching. not damaged or deformed. NOTE : Means for fixing without damage are. e.g. : - gypsum plaster, or - clamps matching the shape of the wires and made of insulating material or of metal with insulating layer, or - sticking, or - nailing with suit
41、able nails with insulating washers. ) Flat webbed house wires shall not be installed under plaster board unless these boards are attached entirely g) Flat webbed house wires shall not be installed immediately on or under wire netting, metal mesh or similar. h) Flat webbed house wires may only be joi
42、ned in installation boxes in accordance with DIN VDE 0606 Part 1 with plaster. made of insulating material. UNITED KINGDOM a) Whereas the safety of the cimit is detemined by the earth faun loop impedance, a reduced cross-section circuit protective conductor incorporated in me ring final circuits is
43、in widespread use in domestic, commerual and small industrial installations; b) Cables have been designed specifically for use with this type of circuit and are contained in British National Standard BS 6004 Tables 5 and 8, PVC insulated, PVC sheathed cable with circuit protective conductor, 300/500
44、 V, single core, fiat twin and 3 core and in BS 721 1 Table 7 Thermosetting insulated. single core, flat twin and Score sheathed cables with cirwit protective conductor, 300/500V“; c) The cables shall be used in accordance with BS 7540 .Guide to use of cables with a voltage not exceeding 450/750 V“ and British Standard BS 7671 “Requirements for
