IEC 62031:2017 PRV 
Pre release version

LED modules for general lighting - Safety specifications


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This Final Draft International Standard is an up to 6 weeks' pre-release of the official publication. It is available for sale during its voting period: 2017-12-22 to 2018-02-02. By purchasing this FDIS now, you will automatically receive, in addition, the final publication.

IEC 62031:2018 specifies general and safety requirements for light-emitting diode (LED) modules:
  • non-integrated LED modules (LEDni modules) and semi-integrated LED modules (LEDsi modules) for operation under constant voltage, constant current or constant power;
  • Integrated LED modules (LEDi modules) for use on DC supplies up to 250 V or AC supplies up to 1 000 V at 50 Hz or 60 Hz.
This second edition cancels and replaces the first edition published in 2008, Amendment 1:2012 and Amendment 2:2014. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
  1. the scope was clarified as well as the wording in several other clauses;
  2. the normative references were updated;
  3. the definitions for "replaceable LED module", "non-replaceable LED module" and "non-user replaceable LED module" were introduced while other definitions covered by IEC 62504 have been removed;
  4. the marking clause was restructured and a table added to provide an informative overview;
  5. the marking requirements for built-in LED modules were changed;
  6. the entry for the marking with the working voltage was revised;
  7. the provisions for terminals and heat management were revised;
  8. Annex B was deleted;
  9. information for luminaire design with regard to working voltage and water contact was introduced;
  10. an abnormal temperature test was introduced.

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Relevant for

rural electrification



Additional information

Publication typeInternational Standard
Publication date2017-12-22
Available language(s)English/French
TC/SCTC 34/SC 34A - Lampsrss
ICS29.140.99 - Other standards related to lamps
31.080.99 - Other semiconductor devices
Stability date  2020
File size1345 KB

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