GB/T 31887.4-2025 in English
VALIDCycles—Lighting and retro-reflective devices—Part 4: Lighting systems powered by the cycle's movement
- Issued on:2025-10-31
- Implemented on:2026-05-01
- File Format:PDF
- Delivery:Via email within 5 business days
Price(USD)：
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$306.00
| Standard No: | GB/T 31887.4-2025 |
| Document status: | VALID |
| Title in English: | Cycles—Lighting and retro-reflective devices—Part 4: Lighting systems powered by the cycle's movement |
| Title in Chinese: | 自行车 照明和回复反射装置 第4部分：自行车发电机供电的照明系统 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 5 business days |
| Issued on: | 2025-10-31 |
| Implemented on: | 2026-05-01 |
| Superseding: |
GB/T 31887.4-2023 Cycles—Lighting and retro-reflective devices—Part 4: Lighting systems powered by the cycle's movement
|
| ICS Classification: | 43.150-cycles |
| Chinese Classification: | Y14-Bicycle |
| Professional Classification: | GB-National Standard |
| Related Keywords: | retro-reflective devices
movement introductionthis standard reflective devices lighting systems |
《GB/T 31887.4-2025自行车 照明和回复反射装置 第4部分：自行车发电机供电的照明系统》由TC155（全国自行车标准化技术委员会）归口，主管部门为中国轻工业联合会。
Introduction
This standard specifies the requirements for lighting systems powered by bicycle generators, focusing on their design, performance, and testing. It covers the technical specifications for lighting and reflective devices used on bicycles, ensuring consistency in product quality and safety. The standard outlines the procedures for testing the functionality and durability of these systems under various conditions. It also defines the criteria for the installation and operation of lighting equipment to ensure visibility and safety for cyclists. The document provides detailed guidelines for manufacturers, testing laboratories, and regulatory bodies to follow in order to meet the specified requirements.
*** Please note: This description may not be accurate, please refer to the official documentation.
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