Pilz 751105 is a PNOZ s5 series safety relay. It is used to monitor emergency stop buttons, safety doors, and beam devices, complying with the requirements of EN 60947-5-1, EN 60204-1, and VDE 0113-1
This is Siemens' SINAMICS S120 combination power module. Specifically, the product model 6SL3111-4VE22-0HA0 is a spare component with an input voltage of 400V 3AC, a power of 20kW, and output currents of 30A, 12A, 9A, and 9A, respectively