Electrical insulation systems - Procedures for thermal evaluation - Part 33: Multifactor evaluation with increased ageing factors at elevated temperature

Elektrische Isoliersysteme - Verfahren zur thermischen Bewertung - Teil 33: Multifaktor-Bewertung mit erhöhten Alterungsfaktoren bei erhöhter Temperatur

Sistemi električne izolacije - Postopki za toplotno vrednotenje - 33. del: Ocenjevanje po več faktorjih s povečanimi dejavniki staranja pri povišani temperaturi

General Information

Status
Not Published
Publication Date
02-Dec-2018
Withdrawal Date
02-Jun-2019
Current Stage
4060 - Enquiry results established and sent to TC, SR, BTTF - Enquiry
Start Date
28-Jul-2023
Completion Date
28-Jul-2023

Buy Standard

Draft
prEN IEC 61857-33:2023 - BARVE
English language
37 pages
sale 10% off
Preview
sale 10% off
Preview
e-Library read for
1 day

Standards Content (Sample)

SLOVENSKI STANDARD
oSIST prEN IEC 61857-33:2023
01-julij-2023
Sistemi električne izolacije - Postopki za toplotno vrednotenje - 33. del:
Ocenjevanje po več faktorjih s povečanimi dejavniki staranja pri povišani
temperaturi
Electrical insulation systems - Procedures for thermal evaluation - Part 33: Multifactor
evaluation with increased ageing factors at elevated temperature
Ta slovenski standard je istoveten z: prEN IEC 61857-33:2023
ICS:
29.080.30 Izolacijski sistemi Insulation systems
oSIST prEN IEC 61857-33:2023 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
oSIST prEN IEC 61857-33:2023

---------------------- Page: 2 ----------------------
oSIST prEN IEC 61857-33:2023
112/605/CDV

COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61857-33 ED1
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2023-05-05 2023-07-28
SUPERSEDES DOCUMENTS:
112/573/CD, 112/600/CC

IEC TC 112 : EVALUATION AND QUALIFICATION OF ELECTRICAL INSULATING MATERIALS AND SYSTEMS
SECRETARIAT: SECRETARY:
Germany Mr Bernd Komanschek
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:

TC 2,TC 14,TC 15,TC 23,TC 42,TC 55,TC 96
Other TC/SCs are requested to indicate their interest, if any,
in this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft for
Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.

This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of
• any relevant patent rights of which they are aware and to provide supporting documentation,
• any relevant “in some countries” clauses to be included should this proposal proceed. Recipients are reminded that
the enquiry stage is the final stage for submitting "in some countries" clauses. See AC/22/2007.

TITLE:
Electrical insulation systems - Procedures for thermal evaluation - Part 33: Multifactor evaluation with
increased ageing factors at elevated temperature

PROPOSED STABILITY DATE: 2027

NOTE FROM TC/SC OFFICERS:

Copyright © 2023 International Electrotechnical Commission, IEC. All rights reserved. It is permitted to download this
electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.
You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without
permission in writing from IEC.

---------------------- Page: 3 ----------------------
oSIST prEN IEC 61857-33:2023
IEC CDV 61857-33 © IEC 2023 2 112/605/CDV
1 CONTENTS
2
3 FOREWORD . 4
4 INTRODUCTION . 6
5 1 Scope . 7
6 2 Normative references . 7
7 3 Terms and definitions . 7
8 4 Procedure . 8
9 5 Test objects . 9
10 6 EIS evaluation . 9
11 6.1 Selection of the appropriate EIS test method . 9
12 6.2 Comparison of the reference and candidate EIS . 10
13 6.3 Evaluation of the additional stresses E, A and/or M in combination with T . 10
14 6.4 Variation . 10
15 7 Illustration of the structure – Thermal evaluation – Step 1 . 10
16 7.1 Establishing the baseline thermal classification. 10
17 7.2 Illustration of the thermal evaluation .
...

Questions, Comments and Discussion

Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.