杭州科瑞 明纬授权 MW 经销商 MEAN WELL ● B+ o Alarm B Alarm A MW MEAN WELL DR-RDN20 INPUT A:21-28VDC 20A B:21-28VDC20A OUTPUT:20A(max.) Use copper wire only" Maximum surrounding air temperature:50C Install a pollution degree 2 environment" ①s 8 CE MEAN WELL ENTERPRISES CO.,LTD. No.28.Wuquan 3rd Rd.,Wugu Dist., New Taipei City 24891,Taiwan Manual:www.meanwell.com/manual.html 02 MADE IN CHINA out B+A+ 爱毁 DR-RDN20 20A冗余外围漠块电源