Code:
on *:TEXT:*:?:{
  var %chan = [color:red]#Channel[/color]
  if ($me isop %chan) && ($nick ison %chan) {
    ban -ku[color:red]X[/color] %chan $nick 2
  }
}


Replace...
#Channel - The channel to ban from.
X - The duration of the ban, in seconds. It follows directly after the 'u', there is no space between the two.