{"id":440017,"date":"2024-10-20T08:12:27","date_gmt":"2024-10-20T08:12:27","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-6742-42023\/"},"modified":"2024-10-26T15:21:11","modified_gmt":"2024-10-26T15:21:11","slug":"bs-iso-6742-42023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-6742-42023\/","title":{"rendered":"BS ISO 6742-4:2023"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4 Requirements for lighting systems powered by the cycle’s movement 4.1 General 4.2 Corrosion resistance 4.3 Water resistance 5 Requirements for open system 5.1 General 5.2 Front lights for open system <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5.3 Rear lights for open system <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 5.4 Generators for open system 5.4.1 General characteristics of generators 5.4.2 Frictional drive generator 5.4.3 Positive drive generator <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 6 Requirements for closed system 6.1 General 6.2 Photometrical performance requirement between 5 km\/h and 15 km\/h 6.3 Photometrical performance requirement 15 km\/h or higher 6.4 High speed endurance requirement 7 Test methods 7.1 Corrosion testing for both system 7.2 Water resistance for both system 7.3 Front lights for open system 7.4 Rear lights for open system <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 7.5 Generators for open system 7.5.1 General characteristics of generators 7.5.2 Frictional drive generators <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 7.5.3 Positive drive generators <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 7.6 Test methods for closed system 7.6.1 Power measurement 7.6.2 High speed endurance test 8 Instructions 9 Marking 9.1 Requirement <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 9.2 Durability test 9.2.1 Requirement 9.2.2 Test method <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | Annex A (normative) Electronic load for power-measurement of LED generators <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | Annex B (informative) Efficiency calculation <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | Annex C (informative) Verification of the electronic load <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Cycles. Lighting and retro-reflective devices – Lighting systems powered by the cycle’s movement<\/b><\/p>\n |