oSIST prEN IEC 60721-3-9:2023

Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 9: Microclimates inside products

Klassifizierung von Umweltbedingungen - Teil 3: Klassen von Umwelteinflußgrößen und deren Grenzwerte - Hauptabschnitt 9: Mikroklimate innerhalb von Erzeugnissen

Classification des conditions d'environnement - Partie 3: Classification des groupements des agents d'environnement et de leurs sévérités - Section 9: Microclimats à l'intérieur des produits

Klasifikacija okoljskih pogojev - 3. del: Razvrščanje skupin okoljskih parametrov in njihove resnosti - 9. oddelek: Mikroklima v izdelkih

General Information

• Status: Not Published
• Public Enquiry End Date: 19-Oct-2023
• ICS: 19.040 - Environmental testing
• Technical Committee: I09 - Imaginarni 09
• Current Stage: 4020 - Public enquire (PE) (Adopted Project)
• Start Date: 02-Aug-2023
• Due Date: 20-Dec-2023
• Ref Project: prEN IEC 60721-3-9:2023 - Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 9: Microclimates inside products

Relations

• Revises: SIST EN 60721-3-9:2001 - Classification of environmental conditions -- Part 3: Classification of groups of environmental parameters and their severities -- Section 9: Microclimates inside products
• Effective Date: 26-Jul-2022
• Revised: SIST EN 60721-3-9:2001/A1:2001 - Classification of environmental conditions -- Part 3: Classification of groups of environmental parameters and their severities -- Section 9: Microclimates inside products
• Effective Date: 26-Jul-2022
• Revises: SIST EN 60721-3-9:2001/A1:2001 - Classification of environmental conditions -- Part 3: Classification of groups of environmental parameters and their severities -- Section 9: Microclimates inside products
• Effective Date: 23-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
oSIST prEN IEC 60721-3-9:2023
01-oktober-2023
Klasifikacija okoljskih pogojev - 3. del: Razvrščanje skupin okoljskih parametrov
in njihove resnosti - 9. oddelek: Mikroklima v izdelkih
Classification of environmental conditions - Part 3: Classification of groups of
environmental parameters and their severities - Section 9: Microclimates inside products
Klassifizierung von Umweltbedingungen - Teil 3: Klassen von Umwelteinflußgrößen und
deren Grenzwerte - Hauptabschnitt 9: Mikroklimate innerhalb von Erzeugnissen
Classification des conditions d'environnement - Partie 3: Classification des groupements
des agents d'environnement et de leurs sévérités - Section 9: Microclimats à l'intérieur
des produits
Ta slovenski standard je istoveten z: prEN IEC 60721-3-9:2023
ICS:
19.040 Preskušanje v zvezi z Environmental testing
okoljem
oSIST prEN IEC 60721-3-9:2023 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN IEC 60721-3-9:2023

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oSIST prEN IEC 60721-3-9:2023
104/1006/CDV

COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60721-3-9 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2023-07-28 2023-10-20
SUPERSEDES DOCUMENTS:
104/966/CD, 104/996A/CC

IEC TC 104 : ENVIRONMENTAL CONDITIONS, CLASSIFICATION AND METHODS OF TEST
SECRETARIAT: SECRETARY:
Sweden Mr Henrik Lagerström
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:


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.
Recipients of this document are invited to submit, with their comments, notification of any relevant “In So me
Countries” clauses to be included should this proposal proceed. Recipients are reminded that the CDV stage is the
final stage for submitting ISC clauses. (SEE AC/22/2007 OR NEW GUIDANCE DOC).

TITLE:
Classification of environmental conditions - Part 3: Classification of groups of environmental
parameters and their severities - Section 9: Microclimates inside products

PROPOSED STABILITY DATE: 2028

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.

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oSIST prEN IEC 60721-3-9:2023
IEC CDV 60721-3-9 © IEC 2023 2 104/1006/CDV

1 CONTENTS
2
3 FOREWORD. 3
4 1 Scope . 5
5 2 Normative references . 5
6 3 Terms and definitions . 5
7 4 General . 6
8 5 Classification of microclimatic conditions . 6
9 6 Types and marking of microclimatic classes . 7
10 Annex A (informative) Graphical presentation and preferred microclimatic classes . 8
11 A.1 Graphical presentation of the microclimatic classes . 8
12 A.2 Tables of preferred microclimatic classes . 9
13 Annex B (informative) Constitutional diagram for humid air . 13
14 B.1 General .
...