DSH 297/05 LEDs used as a light source in luminaires

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DSH 297/05 . g% n; n& P9 x. x

LEDs used as a light source in luminaires

General

60598-1(ed.3);am1 & 60598-1(ed.4);am1 & 60598-1(ed.5) & 60598-1(ed.6) & 60598-1(ed.6);am1 & 60598-1(ed.7) & 60825-1(ed.1);am1;am2

Standard: IEC/EN 60598-1 IEC/EN 60825-1
2 J) J* ^5 l" j* G3 L6 S$ v& ZSub clause: General
Sheet N°: 297/05
Page: 1(1)
Subject: LEDs used as a light source in luminaires
* i& ]! v4 }% t$ u" L7 l# wKey words:
- LEDs
" i# K6 P; x/ N. _- Harmful radiation
- Light intensity
- \- B+ ]+ H1 C+ T6 Z; Z' AMeeting:
Decision confirmed at CTL 42nd meeting
Question: How to handle LEDs used in luminaires due to possible harmful radiation.
2 b) |! N+ f5 \6 w2 h( Y$ pDecision: In principle apply the requirements given in IEC/EN 60825-1. However in order
to avoid expensive measurements, the luminaires provided with LEDs should be
  O) x: T% L/ m7 \7 R  xtreated in the following:
3 H6 }; T/ Y6 |0 I* X- If the light intensity is low, i.e. from a conventional LED for indication or signalling
6 g4 b0 ]& ^, a; y0 I7 V5 Q- fpurposes, the LED is most likely comparable with a laser of Class 1 according to
5 J6 }9 g4 ~. `% |) L  Y7 p8 S& T7 ?8 `IEC/EN 60825-1 and consequently there is no need measurements. During the
, M/ l6 E% g2 }) [6 E& x( t- J* njudgement the covers, optics and similar, which can be removed by hand, shall be
removed. In the TRF it is indicated that the light intensity has been judged to comply
with the limits given for Class 1 lasers in IEC/EN 60825-1 and no measurements are
. O! c- x3 J+ g& wmade.
- In all other cases the luminaire manufacturer shall be asked to provide a declaration
based on relevant tests (e.g. from the LEDs manufacturer) showing that the radiation
+ P% [0 Y' p" R- E, x0 b/ xfrom the LED module will not exceed the values given in IEC/EN 60825-1 for Class 1
or1M lasers with or without optics. In the TRF it is noted that judgements have been
% R, }; r0 U- W# h& ]8 |based on a manufacturer declaration.
- If such a declaration cannot be provided or if we are insecure on how to judge, the
: u3 `# k/ b$ L/ g0 E6 N) dmeasurements given in IEC/EN 60825-1 shall be performed. In the TRF it is indicated
8 O4 e: C7 c6 |# a4 U0 F- m) x7 ^. tthat measurements have been performed. For luminaires containing light sources
providing radiation according to Class 2 lasers, the luminaire shall be treated as a laser
/ N% U7 B- T1 N! t: q' Q8 xsource according to IEC/EN 60825-1 and comply with the requirements given in that
standard.
( _* K2 P* \3 \: x; @/ S1 MInformation about the action taken in relation to the LED radiation should be given in the
1 q" w. M  x( @: x, Xsquare “Summary of testing” on page 2 of the relevant TRF.

. h9 Y. y( y9 m/ c& [! j3 x( [* w+ h; q