BS EN 62733:2015:2018 Edition
$189.07
Programmable components in electronic lamp controlgear. General and safety requirements
| Published By | Publication Date | Number of Pages |
| BSI | 2018 | 48 |
This International Standard provides general and safety requirements for programmable components used in products covered by IEC 61347 .
The requirements of this standard are only applicable to the programmable components (including its embedded software) in the electronic lamp controlgear. For other electric/electronic circuits and their components in the electronic lamp controlgear, the requirements of IEC 61347 series apply.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 9 | CONTENTS |
| 11 | FOREWORD |
| 13 | INTRODUCTION |
| 14 | 1 Scope 2 Normative references 3 Terms and definitions |
| 17 | 4 General requirements |
| 18 | 5 Risk assessment 5.1 General 5.2 Specification of tolerable risk 5.3 Documentation |
| 19 | 6 Requirements for abnormal operating and fault conditions 6.1 Abnormal operating and fault conditions in the application of the electronic lamp controlgear 6.2 Fault conditions for the programmable component |
| 20 | 7 Requirements for software 8 Requirements for EMC immunity |
| 22 | Annex A (normative) Software evaluation A.1 General A.2 Protective programmable components using software A.3 Terms and definitions |
| 29 | A.4 Requirements for the architecture |
| 31 | Tables Table A.1 – General fault/error conditions |
| 33 | Table A.2 – Specific fault/error conditions |
| 37 | A.5 Measures to avoid errors |
| 38 | Table A.3 – Semi-formal methods Table A.4 – Software architecture specification |
| 39 | Table A.5 – Module design specification |
| 40 | Table A.6 – Design and coding standards Table A.7 – Software safety validation |
| 41 | Annex B (informative) FTA and FMEA analysis B.1 FTA results |
| 42 | B.2 FMEA results Figures Figure B.1 – Example of a fault tree diagram |
| 44 | Annex C (informative) Guidance on the identification of a protective programmable component |
| 45 | Annex D (normative) Risk classification D.1 General D.2 Frequency of occurrence D.3 Risk severity Table D.1 – Frequency definition and categorization (from IEC 61508-5:2010 Annex C) Table D.2 – Risk severity definitions (from IEC 61508-5:2010, Annex C) |
| 46 | D.4 Classification of risks Table D.3 – Safety risk classification |
| 47 | Bibliography |
