hgundas 发表于 2020-4-26 05:32:18

IEC 62838:2015 LEDsi lamps for general lighting services with supply voltages n



IEC 62838:2015
LEDsi lamps for general lighting services with supply voltages not exceeding
50 V a.c. r.m.s. or 1 20 V ripple free d.c. – Safety specifications

admin 发表于 2020-4-26 11:10:17

谢谢您的分享，金币已奖励!

IDO113 发表于 2021-2-23 12:19:17

谢谢您的分享------------------------
页: [1]
查看完整版本: IEC 62838:2015 LEDsi lamps for general lighting services with supply voltages n