Siemens SIMATIC NET IE FC RJ45 Compact Operating Instructions page 27

Assembly
18. By closing the housing, internal knives cut off the inserted wires.
19. You can remove remnants of the wires with your hand.
The assembled plug is shown in the following figure:
IE FC RJ45 Plug 4x2 CAT 6A
27
A5E34280610-AD, 01/2023