3RT2017-2BB42 Description Description 3RT2017-2BB42 SIEMENS Contactors – Spring S00 (3kW to 7.5kW) 3RT2 Contactor, S00, 5.5kW (12A), 24 VDC, 1 NC, Spring Related products SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK7022-5AK71-1AG0 SIEMENS 1FT5072-0AC01-0-Z SIEMENS 1FK7044-7AF71-1EG0