EN 116205*EN 116206*EN 116207-1992 空白详细规范.气密继电器.严酷静态环境条件下(116205)、严酷动态环境条件下(116206)、严酷大气环境条件下(116207)使用的继电器
Blank detail specification: hermetically sealed relays; for severe static environmental conditions (116205); for severe mobile environmental conditions (116206); for severe airborne environmental conditions (116207)