How to release wire from a Eaton Moeller M22-CK10 NO contact block?
They show how to insert the wire , but not extract.  

call aftersales support emergency line.



Since the strands are folded after insertion, it improves restraint, but makes it harder to remove without leaving in broken strands. Rotating the wire gently in the strand wind direction may allow it to be removed without breaking the wire or junction.