Controlgear for electric light sources - Safety - Part 1: General requirements

IEC 61347-1:2024 specifies general safety requirements for controlgear for electric light sources for use on DC supplies up to 1 500 V or AC supplies up to 1 000 V at 50 Hz or 60 Hz.

This fourth edition cancels and replaces the third edition published in 2015 and Amendment 1:2017. This edition constitutes a technical revision.

This edition includes the following significant technical changes with respect to the previous edition:

a) complete review of document structure, including but not limited to what is individually described under items b) to s);

b) removal of requirements for electromagnetic controlgear;

c) addition of more specific requirements for control circuit insulation and corresponding marking;

d) merging of thermal test requirements for transformers into a new Clause 16;

e) clarification of specifications for the moisture resistance test;

f) update of the normative reference to standards of the transformer series IEC 61558;

g) correction of the normative reference for PCB testing with respect to flames and fire;

h) update of further normative references where appropriate;

i) allowance of an alternative DC electric strength test;

j) addition of specific pro