IEC 60695-6-1:2021 RLV 
Redline version

Fire hazard testing - Part 6-1: Smoke obscuration - General guidance


Do you need a multi-user copy?




IEC 60695-6-1:2021 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.

IEC 60695-6-1:2021 gives guidance on:
a) the optical measurement of obscuration of smoke;
b) general aspects of optical smoke test methods;
c) consideration of test methods;
d) expression of smoke test data;
e) the relevance of optical smoke data to hazard assessment.
This basic safety publication focusing on safety guidance is primarily intended for use by technical committees in the preparation of safety publications in accordance with the principles laid down in IEC Guide 104 and ISO/IEC Guide 51.
One of the responsibilities of a technical committee is, wherever applicable, to make use of basic safety publications in the preparation of its publications.
This third edition cancels and replaces the second edition of IEC 60695-6-1 published in 2005 and Amendment 1:2010. It constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
- References to IEC TS 60695-6-30 (withdrawn in 2016) have been removed.
- References to IEC TS 60695-6-31 (withdrawn in 2016) have been removed.
- References to ISO 5659-2 have been inserted.
- The scope contains some additional text.
- Terms and definitions have been updated.
- Subclause 3.2 has been updated.
- Subclause 7.1 has been updated.
It has the status of a basic safety publication in accordance with IEC Guide 104 and ISO/IEC Guide 51. This International Standard is to be used in conjunction with IEC 60695-6-2.

Look inside

Additional information

Publication typeInternational Standard
Publication date2021-08-05
Available language(s)English
TC/SCTC 89 - Fire hazard testingrss
ICS13.220.99 - Other standards related to protection against fire
29.020 - Electrical engineering in general
Stability date  2027
File size2502 KB

The following test report forms are related:

Share your publications

Learn how to share your publications with your colleagues, using networking options.

Payment information

Our prices are in Swiss francs (CHF). We accept all major credit cards (American Express, Mastercard and Visa, JCB and CUP), PayPal and bank transfers as form of payment.

Keep in touch

Keep up to date with new publication releases and announcements with our free IEC Just Published email newsletter.

Contact customer services

Please send your enquiry by email or call us on +41 22 919 02 11 between 09:00 – 16:00 CET Monday to Friday.