1、BSI Standards PublicationBS EN 50180-3:2015Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kAfor liquid filled transformersPart 3: Requirements for bushing fixationsBS EN 50180-3:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 50180-3:2015.Together w
2、ith BS EN 50180-1:2015 and BS EN 50180-2:2015, it supersedesBS EN 50180:2010 which is withdrawn. The UK participation in its preparation was entrusted to TechnicalCommittee PEL/36, Insulators for power systems.A list of organizations represented on this committee can be obtainedon request to its sec
3、retary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 86602 9ICS 29.080.20Compliance with a British Standard cannot
4、 confer immunity from legal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 31 October 2015.Amendments/corrigenda issued since publicationDate Text affectedBS EN 50180-3:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 5018
5、0-3 October 2015 ICS 29.080.20 English Version Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers - Part 3: Requirements for bushing fixations Traverses de tensions suprieures 1 kV jusqu 52 kV et de 250 A 3,15 kA pour transformateurs immergs dans un liquide - Pa
6、rtie 3: Exigences relatives aux fixations de traverse Durchfhrungen ber 1 kV bis 52 kV und von 250 A bis 3,15 kA fr flssigkeitsgefllte Transformatoren - Teil 3: Anforderungen an Einzelteile der Befestigung This European Standard was approved by CENELEC on 2015-08-10. CENELEC members are bound to com
7、ply 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 bibliographical references concerning such national standards may be obtained on application to the CEN-CENELE
8、C Management Centre 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 responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre h
9、as the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, L
10、atvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elekt
11、rotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 50180-3:2015 E 2 Content page European foreword .3 1 Scope 4 2 Normative references .5 3 Term
12、s and definitions .5 4 Dimensions and designations 5 4.1 Fixations for bushings .5 4.2 Details for fixations .7 Bibliography . 11 Figure Figure 1 Fastening with flange ring A and four clamping paws E .5 Figure 2 Flange ring A for bushing 250 A 7 Figure 3 Flange ring B for bushing 630 A, Flange ring
13、C for bushing 1 250 A, Flange ring D for bushing 2 000 A and 3 150 A .8 Figure 4 Clamping paw E for bushing 250 A and 630 A, 12 kV to 36 kV 9 Figure 5 Clamping paw F for bushing 1 250 A to 3 150 A, 12 kV to 36 kV, and for bushing 250 A to 3 150 A, 52 kV . 10 Table Table 1 Dimensions for fixation com
14、ponents, 12 kV to 52 kV .6 Table 2 Flange ring dimension 9 Table 3 Material for flange rings 9 BS EN 50180-3:2015EN 50180-3:2015 (E) 2 Content page European foreword .3 1 Scope 4 2 Normative references .5 3 Terms and definitions .5 4 Dimensions and designations 5 4.1 Fixations for bushings .5 4.2 De
15、tails for fixations .7 Bibliography . 11 Figure Figure 1 Fastening with flange ring A and four clamping paws E .5 Figure 2 Flange ring A for bushing 250 A 7 Figure 3 Flange ring B for bushing 630 A, Flange ring C for bushing 1 250 A, Flange ring D for bushing 2 000 A and 3 150 A .8 Figure 4 Clamping
16、 paw E for bushing 250 A and 630 A, 12 kV to 36 kV 9 Figure 5 Clamping paw F for bushing 1 250 A to 3 150 A, 12 kV to 36 kV, and for bushing 250 A to 3 150 A, 52 kV . 10 Table Table 1 Dimensions for fixation components, 12 kV to 52 kV .6 Table 2 Flange ring dimension 9 Table 3 Material for flange ri
17、ngs 9 BS EN 50180-3:2015EN 50180-3:2015 (E) BS EN 50180-3:2015EN 50180-3:2015 (E) 3 European foreword This document (EN 50180-3:2015) has been prepared by CLC/TC 36A “Insulated Bushings“. The following dates are fixed: latest date by which this document has to be implemented at national level by pub
18、lication of an identical national standard or by endorsement (dop) 2016-08-10 latest date by which the national standards conflicting with this document have to be withdrawn (dow) 2018-08-10 This document supplements EN 50180-1:2015 by design details for fastenings and their components with dimensio
19、ns for bushings, which are of importance for utilities concerning compatibility. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. EN 50
20、180 “Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers“ consists of the following parts: null Part 1: General requirements for bushings; null Part 2: Requirement for bushing components; null Part 3: Requirements for bushing fixations. 4 1 Scope This European St
21、andard should be considered in factual context with EN 50180-1 only. Constructional details for fastenings and their details are supplementing EN 50180-1. This information is of importance for utilities concerning compatibility. For a better understanding of additional information some dimension fro
22、m EN 50180-1 are repeated in this European Standard. This European Standard was extended for fastenings of bushings for a highest voltage of 52 kV. BS EN 50180-3:2015EN 50180-3:2015 (E) 4 1 Scope This European Standard should be considered in factual context with EN 50180-1 only. Constructional deta
23、ils for fastenings and their details are supplementing EN 50180-1. This information is of importance for utilities concerning compatibility. For a better understanding of additional information some dimension from EN 50180-1 are repeated in this European Standard. This European Standard was extended
24、 for fastenings of bushings for a highest voltage of 52 kV. BS EN 50180-3:2015EN 50180-3:2015 (E) 5 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and areindispensable for its application. For dated references, only the edition cited
25、applies. For undated references,the latest edition of the referenced document (including any amendments) applies. EN 50180-1:2015, Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers Part 1: General requirements for bushings EN 22768-1, General tolerances Part 1:
26、 Tolerances for linear and angular dimensions without individualtolerance indications (ISO 2768-1) EN 22768-2, General tolerances Part 2: Geometrical tolerances for features without individual toleranceindications (ISO 2768-2) 3 Terms and definitions For the purposes of this document, the terms and
27、definitions given in EN 50180-1:2015 apply. 4 Dimensions and designations Permissible deviations for tolerances without specified limits: EN 22768 (series). 4.1 Fixations for bushings The fixation of the bushing is made with a flange ring and a defined number of clamping paws as illustrated inFigure
28、 1. Example: designation A Dimension in mm Figure 1 Fixation with flange ring and clamping paws BS EN 50180-3:2015EN 50180-3:2015 (E) 6 Table 1 Dimensions for fixation components, 12 kV to 52 kV d1d2d5l1Flange ring Clamping paw Bushing Type Number 0711111123+M10 55 A E 4 250 A 0812811140+M10 55 B E
29、6 630 A 01016522180+M12 65 C F 6 1 250 A 011185a07183b22200+M12 65 D F 6 2 000 Aand 3 150 A aTolerances for porcelains of bushings Um12 kV to 36 kV. bTolerances for porcelains of bushings Um52 kV. Remark: Diameter d2may deviate from EN 50180-1:2015 (Figures 4 and 5) for bushings 1 250 A to 3 150 A a
30、nd Um12 kV to 36 kV and for bushings Um52 kV. To enable interchangeability the required diameter has to be agreedbetween purchaser and manufacturer. BS EN 50180-3:2015EN 50180-3:2015 (E) 6 Table 1 Dimensions for fixation components, 12 kV to 52 kV d1d2d5l1Flange ring Clamping paw Bushing Type Number
31、 0711111123+M10 55 A E 4 250 A 0812811140+M10 55 B E 6 630 A 01016522180+M12 65 C F 6 1 250 A 011185a07183b22200+M12 65 D F 6 2 000 Aand 3 150 A aTolerances for porcelains of bushings Um12 kV to 36 kV. bTolerances for porcelains of bushings Um52 kV. Remark: Diameter d2may deviate from EN 50180-1:201
32、5 (Figures 4 and 5) for bushings 1 250 A to 3 150 A and Um12 kV to 36 kV and for bushings Um52 kV. To enable interchangeability the required diameter has to be agreedbetween purchaser and manufacturer. BS EN 50180-3:2015EN 50180-3:2015 (E) 7 4.2 Details for fixations Designation: Flange ring A Dimen
33、sion in mm Figure 2 Flange ring A for bushing 250 A BS EN 50180-3:2015EN 50180-3:2015 (E) 8 Designation: Flange ring B Flange ring C Flange ring D Dimension in mm Figure 3 Flange ring B for bushing 630 A,Flange ring C for bushing 1 250 A,Flange ring D for bushing 2 000 A and 3 150 A (Note: different
34、 shapes are allowed) BS EN 50180-3:2015EN 50180-3:2015 (E) 8 Designation: Flange ring B Flange ring C Flange ring D Dimension in mm Figure 3 Flange ring B for bushing 630 A,Flange ring C for bushing 1 250 A,Flange ring D for bushing 2 000 A and 3 150 A (Note: different shapes are allowed) BS EN 5018
35、0-3:2015EN 50180-3:2015 (E) 9 Table 2 Flange ring dimension Flange ring d2d3d4d6f h s r1r2r3B 140 150 173 130 5 10,5 1,5 15 10 5,5 C 180a)185a)194 222 166a)170a)9 13 3 18 15 7 D 200a)205a)214 242 186a)190a)9 13 3 18 15 7 a)Diameter d2and d6 may deviates from EN 50180-1:2015 (Figure 4 and 5) for bush
36、ings 1 250 A to 3 150 Aand Um12 kV to 36 kV. To enable interchangeability the required diameter has to be agreed betweenpurchaser and manufacturer. Table 3 Material for flange rings Flange ring Material Standard Alternative A Aluminum sheet 1,5 mm Non magnetic metal sheet 1,5 mm B Aluminum sheet 1,5
37、 mm Non magnetic metal sheet 1,5 mm C Aluminum sheet 3,0 mm Non magnetic metal sheet 3,0 mm D Aluminum sheet 3,0 mm Non magnetic metal sheet 3,0 mm Dimension in mm Material: Non-corrosive material Designation: Clamping paw E Figure 4 Clamping paw E for bushing 250 A and 630 A, 12 kV to 36 kV BS EN 5
38、0180-3:2015EN 50180-3:2015 (E) 10 Dimension in mm Material: Non-corrosive material Designation: Clamping paw F Figure 5 Clamping paw F for bushing 1 250 A to 3 150 A, 12 kV to 36 kV,and for bushing 250 A to 3 150 A, 52 kV BS EN 50180-3:2015EN 50180-3:2015 (E) 10 Dimension in mm Material: Non-corrosi
39、ve material Designation: Clamping paw F Figure 5 Clamping paw F for bushing 1 250 A to 3 150 A, 12 kV to 36 kV,and for bushing 250 A to 3 150 A, 52 kV BS EN 50180-3:2015EN 50180-3:2015 (E) 11 Bibliography ISO 3508, Thread run-outs for fasteners with thread in accordance with ISO 261 and ISO 262 BS E
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