psu redunant

[otan23]

dobro vece. i buy 972 xu redunant power model. it has 2 psu. very very like aeroplane loud psu. i want to make from rack tower case but can not find picture of components. but it is not first trouble. main one- i want to replace redunant power psu for normal like bequiet big psu. my question- how to do it? thank you. all psu now have 24 pin. but redunant power drawing has 24 pin and one more 20 pin. can anyone replace 2 psu for 1 but silent? which and how. can anyone help. request backup.
https://ibb.co/1XHv2NX