SZNS IEC 62612: 2013 Self-ballasted LED lamps for general lighting services with supply voltages> 50v- Performance requirements

E1,115.65

This National Standard specifies the performance, together with the test methods and conditions, required to show compliance of LED Lamps with integral means for stable operation intended for domestic and similar general lighting, purposes, having

. a rated power up to 60W,,

. a rated voltage  > 50 v a.c. up to 250V ac.,,

. a lamp cap as listed in IEC 62560

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Description

This National Standard specifies the performance, together with the test methods and conditions, required to show compliance of LED Lamps with integral means for stable operation intended for domestic and similar general lighting, purposes, having

. a rated power up to 60W,,

. a rated voltage  > 50 v a.c. up to 250V ac.,,

. a lamp cap as listed in IEC 62560

TABLE OF CONTENTS

Content Page
FOREWORD 4
INTRODUCTION 6
1 Scope 7
2 Normative references 7
3 Terms and definitions 8
4 General requirements on tests 11
5 Marking 11
5.1 General requirements for marking 11
5.2 Places of marking 12
6 Dimensions 12
7 Test conditions 12
7.1 General test conditions 12
7.2 Creation of lamp families to reduce test effort 13
7.2.1 General 13
7.2.2 Variations within a family 13
7.2.3 Compliance testing of family members 14
8 Lamp input 14
8.1 Lamp power 14
8.2 Displacement factor 15
9 Light output 15
9.1 Luminous flux 15
9.2 Luminous intensity distribution, peak intensity and beam angle 15
9.2.1 General 15
9.2.2 Measurement 15
9.2.3 Luminous intensity distribution 15
9.2.4 Peak intensity value 16
9.2.5 Beam angle value 16
9.3 Efficacy 16
10 Colour nomenclature, variation and rendering 16
10.1 Colour variation categories 16
10.2 Colour rendering index (CRI) 18
11 Lamp life 18
11.1 General 18
11.2 Lumen maintenance 18
11.3 Endurance tests 20
11.3.1 General 20
11.3.2 Temperature cycling test 20
11.3.3 Supply switching test 21
11.3.4 Accelerated operational life test 21
12 Verification 21
Annex A (normative) Method of measuring lamp characteristics 23
Annex B (normative) Explanation of the photometric code 30
Annex C (normative) Measurement of displacement factor 31
Annex D (informative) Explanation of displacement factor 33
Annex E (informative) Explanation of recommended life time metrics 35
COPYRIGHT © IEC. NOT FOR COMMERCIAL USE OR REPRODUCTION
62612 IEC:2013 – 3 –
Annex F (informative) Examples of LED dies and LED packages 40
Bibliography 42
Figure 1 – Luminous flux depreciation over test time 20
Figure A.1 – Relation of rated voltage to test voltage 24
Figure A.2 – Relation of rated frequency to test frequency 24
Figure A.3 – Relation of type of tests to test voltage and test frequency 25
Figure C.1 – Definition of the 1st harmonic current phase-angle (φ1) (I1 leads Umains, φ1 0) 31
Figure C.2 – Definition of the 1st harmonic current phase-angle (φ1) (I1 lags Umains, φ1 0) 32
Figure E.1 – Life time specification for gradual light output degradation 35
Figure E.2 – Life time specification for abrupt light output degradation 37
Figure E.3 – Reliability curve Rgradual for gradual light output degradation 38
Figure E.4 – Reliability curve Rabrupt for abrupt light output degradation 38
Figure E.5 – Combined Rgradual and Rabrupt degradation 39
Figure F.1 – Schematic drawings of LED dies 40
Figure F.2 – Schematic drawings of LED packages 41
Table 1 – Required markings 12
Table 2 – Variations allowed within a family 14
Table 3 – Colour 17
Table 4 – Tolerance (categories) on rated chromaticity co-ordinate values 17
Table 5 – Lumen maintenance code at an operational time as stated in 7.1 18
Table 6 – Sample sizes 22
Table A.1 – Relation of rated voltage to test voltage 25
Table A.2 – Initial tests 27
Table A.3 – Lifetime and endurance tests 27
Table D.1 – Recommended values for displacement factor 34
Table E.1 – Recommended x and y values for life time metrics to be used in life time
specification 39

 

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