Industrial miniature relay with flat plug connections, coils for AC and DC sensitive, 500 mW, safe separation between coil and contact set according to 0106, EN 50178, EN 60204 and EN 60335, 6 kV (1.2/50 s), 8 mm air and creepage distance, lockable test button and mechanical display, adapter for direct mounting without sockets, sockets with screw or tension spring terminals