Why is "separation of powers " the Federalist answer to Anti - Federalist charges of a too large, abusive government?

The "separation of powers" is the Conservative response to Anti-Federalist complaints of an overbearing, oppressive government, since it helps to reduce absolute power, which may be manifested when authority is focused too much on one branch of government.

link

The "separation of powers " is the Federalist answer to Anti - Federalist charges of a too large, abusive government because this will help in the reduction of absolute power which may be exhibited by power being too concentrated on just one arm of government.

Separation of powers will ensure there is proper check and balances on all the arms of government . This will lead to proper accountability and proper sanctions for any unruly behavior.

can you give more details