DIN EN 61810-2-1:2018
机电式初级继电器.第2-1部分:可靠性.B10值的验证程序(IEC 61810-2-1-2017); 德文版本EN 61810-2-1-2017
Electromechanical elementary relays - Part 2-1: Reliability - Procedure for the verification of B10 values (IEC 61810-2-1:2017); German version EN 61810-2-1:2017