標(biāo)準(zhǔn)編號(hào):	GB 25991-2010
中文名稱:	汽車用LED前照燈
英文名稱:	Automotive headlamps with LED light sources and/or LED modules
中標(biāo)分類:	T38    照明與信號(hào)設(shè)備
行業(yè)分類:	GB    國家標(biāo)準(zhǔn)
ICS分類:	43.040.20 43.040.20    照明、信號(hào)和報(bào)警設(shè)備 43.040.20
發(fā)布機(jī)構(gòu):	中華人民共和國國家質(zhì)量監(jiān)督檢驗(yàn)檢疫總局 中國國家標(biāo)準(zhǔn)化管理委員會(huì)
發(fā)布日期:	2012-1-1
實(shí)施日期:	2012-1-1
標(biāo)準(zhǔn)狀態(tài):	superseded
被新標(biāo)準(zhǔn)替代:	GB 4599-2024 汽車道路照明裝置及系統(tǒng)
被替代日期:	2025-7-1
翻譯語言:	英文
文件格式:	PDF
中文字符數(shù):	16,000 字
翻譯價(jià)格(元):	310.0
交付時(shí)間:	付款后 1 個(gè)工作日

This Standard specifies the test methods and inspection rules for the photometric characteristics, light colours and temperature cycling of motor vehicle headlamps equipped with LED light source(s)/module(s) or headlamps containing LED light source(s)/modules. This Standard applies to LED headlamps of type M and N motor vehicles, or LED headlamps emitting passing beams or driving beams by LED light source(s) or LED module(s).

Foreword I 1 Scope 2 Normative References 3 Terminologies and Definitions 4 Different Types of Headlamps 5 Requirements 6 Test Methods 7 Inspection Rules Appendix A (Normative) Stability Tests for the Photometric Characteristics of LED Headlamps Appendix B (Normative) Stability Tests for Illuminance, Chromaticity and Temperature of LED Headlamps Appendix C (Normative) Temperature-resistance Cycling Test of LED Headlamps