prEN IEC 63248:2021/prAA

Conductors for overhead lines - Coated or cladded metallic wire for concentric lay stranded conductors

2019-10-31:This prAA represents common mods. to prEN IEC 63248 (PR=70075)

Conducteurs pour lignes aériennes - Fil métallique revêtu ou recouvert pour conducteurs toronnés à couches concentriques

Vodniki za nadzemne vode - Prevlečena ali prekrita kovinska žica za koncentrično pletene vodnike

General Information

• Status: Not Published
• Technical Committee: CLC/TC 7X - Overhead electrical conductors
• Current Stage: 4020 - Enquiry circulated
• Due Date: 30-Apr-2021
• Completion Date: 30-Apr-2021
• Ref Project: oSIST prEN IEC 63248:2021/oprAA:2021 - Conductors for overhead lines - Coated or cladded metallic wire for concentric lay stranded conductors

RELATIONS

• Amends: prEN IEC 63248:2021 - Conductors for overhead lines - Coated or cladded metallic wire for concentric lay stranded conductors
• Effective Date: 05-Nov-2019

Standards Content (sample)

SLOVENSKI STANDARD
oSIST prEN IEC 63248:2021/oprAA:2021
01-julij-2021
Vodniki za nadzemne vode - Prevlečena ali prekrita kovinska žica za koncentrično
pletene vodnike

Conductors for overhead lines - Coated or cladded metallic wire for concentric lay

stranded conductors

Conducteurs pour lignes aériennes - Fil métallique revêtu ou recouvert pour conducteurs

toronnés à couches concentriques
Ta slovenski standard je istoveten z: prEN IEC 63248:2021/prAA
ICS:
29.240.20 Daljnovodi Power transmission and
distribution lines
oSIST prEN IEC 63248:2021/oprAA:2021 en,fr,de

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN IEC 63248:2021/oprAA:2021
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oSIST prEN IEC 63248:2021/oprAA:2021
EUROPEAN STANDARD DRAFT
prEN IEC 63248
NORME EUROPÉENNE
EUROPÄISCHE NORM
prAA
April 2021
ICS
English Version
Conductors for overhead lines - Coated or cladded metallic wire
for concentric lay stranded conductors
Conducteurs pour lignes aériennes - Fil métallique revêtu To be completed
ou recouvert pour conducteurs toronnés à couches
concentriques

This draft amendment prAA, if approved, will modify the European Standard prEN IEC 63248; it is submitted to CENELEC members for

enquiry.
Deadline for CENELEC: 2021-07-23.
It has been drawn up by CLC/TC 7X.

If this draft becomes an amendment, CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which

stipulate the conditions for giving this amendment the status of a national standard without any alteration.

This draft amendment was established by CENELEC 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 has 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the

Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,

Turkey and the United Kingdom.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to

provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and

shall not be referred to as a European Standard.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels

© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.

Project: 70813 Ref. No. prEN IEC 63248:2021/prAA E
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oSIST prEN IEC 63248:2021/oprAA:2021
prEN IEC 63248:2021/prAA:2021 (E)
European foreword

This document (prEN IEC 63248:2021/prAA:2021) has been prepared by CLC/TC 7X “Overhead electrical

conductors”.
This document is currently submitted to the Enquiry.
The following dates are proposed:
• latest date by which the existence of this (doa) dor + 6 months
document has to be announced at national
level
• latest date by which this document has to be (dop) dor + 12 months
implemented at national level by publication of
an identical national standard or by
endorsement
• latest date by which the national standards (dow) dor + 36 months
conflicting with this document have to be (to be confirmed or
withdrawn modified when voting)
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oSIST prEN IEC 63248:2021/oprAA:2021
prEN IEC 63248:2021/prAA:2021 (E)
1 Modifications to Table A.1, “Wire Designation”
Add the designations “ST3D, ST4A, ST5E” to Table A.1 as follows:
Add “D, E” to footnote to Table A.1 as follows:
Group Designation Wire designation
e,f S1A Zinc-coated steel S1A
Group 1
Zinc-coated steel wires
ST1A Zinc-coated steel ST1A
ST3D Zinc-coated steel ST3D
ST4A Zinc-coated steel ST4D
S2A Zinc-coated steel S2A
ST5E Zinc-coated steel ST5E
S3A Zinc-coated steel S3A

For Group 1, Group 4 and Group 5 the last letter (A, B, C, D, E) refers to the coating class.

2 Modification to Table A.4, “Requirements for zinc and zinc-aluminium alloy
coated steel wires (group 1, group 4 and group 5)”

Add the designations “ST3D, ST4A, ST5E” to Table A.4 in the same sequence as given in Table A.1 (see

Modification 1):
Nominal Diameter Min. Min. Min. lot Min. Ratio of Ratio of Min.
Diameter, mm tolerance, stress at ultimate average
elongation mandrel mandrel number
1 % tensile tensile after diameter diameter of
Over Up to
extension, stress, a break, to wire to wire torsions
stress
–- and
diameter diameter
MPa MPa % –-
including MPa
for for
ductility coating
wrapping adherence
test test
–- –-
ST3D
1,24 1,50 ±0,05 1 210 1 500 4,0 2 4 16
1,50 1,75 ±0,07 1 210 1 500 4,0 2 4 16
1,75 2,25 ±0,08 1 210 1 500 4,0 2 4 16
2,25 2,75 ±0,10 1 210 1 500 4,0 3 4 16
2,75 3,00 ±0,12 1 210 1 500 4,0 3 4 16
3,00 3,50 ±0,13 1 100 1 400 4,0 3 4 16
3,50 4,25 ±0,13 1 100 1 400 4,0 3 5 14
4,25 4,75 ±0,13 1 100 1 400 4,0 3 5 14
4,75 5,50 ±0,13 1 100 1 400 4,0 3 5 14
ST4A
1,24 1,50 ±0,03 1 275 1 670 3,5 2 4 12
1,50 1,75 ±0,03 1 275 1 670
...