Overload Relays 3RU1 Thermal Overload Relays 3RU11 for standard applications 3RU11 16 -..C1 Size S00, with remote RESET Schematics ! 3RU11 16 # % ! & ' ' & # 3RU11 26 to 3RU11 46 3RU11 26-..D. Size S0, with terminal bracket for stand-alone installation Protection of DC motors 3RU11 36-..D. Size S2, with terminal bracket for stand-alone installation NSB0_00289a 1 3 5 4 6 2 1-pole NSB0_00290a 3RU11 46-..D. Size S3, with terminal bracket for stand-alone installation 1 3 5 # 4 6 2 & # # ) 2-pole For dimensional drawings of overload relays mounted onto contactors see Contactors and Contactor Assemblies. 17 Siemens · 2009