I think from a UX perspective you need to write in correct English usage.
The word Suspend is when you will take something away from someone over a given amount of time.
The word Ban or BannishBanish is when a user cannot go to your site ever again or indefinitely.
If you plan on putting a timer or timeframetime frame around a punishment quit using the wrong word. The word you need to use is Suspend.
Merriam-Webster Examples
Examples of BAN
The school banned that book for many years. The city has banned smoking in all public buildings. The drug was banned a decade ago. The use of cell phones is banned in the restaurant.
Oxford Dictionary Examples
Part of his bail condition bans him from the Hoover Drive area. To ban him presumably would be discrimination against people with bent arms. Magistrates issued the ASBO which bans him from parts of Penhill estate and includes a curfew after hearing Liam led a gang of louts who terrorised residents.