Siemens power contactor 3RT10541AP36

power contactor, AC-3 115 A, 55 kW / 400 V AC (50-60 Hz) / DC operation 220-240 V AC/DC auxiliary contacts 2 NO + 2 NC 3-pole, frame size S6 with box terminals drive: conventional screw terminal

Siemens 6ES7221-1BH32-0XB0

SIMATIC S7-1200, Digital input SM 1221, 16 DI, 24 V DC, Sink/Source