snippet: Siemens Sirius - 3RT1045-1BG40 motor starters - contactors The Siemens Sirius 3RT1045-1BG40..0 / 3RT1045-1BG40 is a 3-phase IEC rated contactor used for the control of electric motors. It is rated 30 HP at 230V and 60 HP at 460V. Conforms to IEC 60946 DC Operating Coil Voltage: 125VDCOther 3RT Contactors Accessories: A (Page 1)