Miele ProLine CS 1212-1 Operating And Installation Instructions page 44

Installation
Safety distances to the sides and
back of the appliance
Ideally the ProLine element should be
installed with plenty of space on either
side.
The minimum safety distance  shown
below must be maintained between the
back of the ProLine element and a tall
unit or wall.
The minimum safety distance , 
shown below must be maintained
between a tall unit or a wall to the left or
right of the ProLine element with a min-
imum safety distance of 300 mm on the
opposite side.
 Minimum distance between the back
of the worktop cut-out and the rear
edge of the worktop:
50 mm
 Minimum distance between the
worktop cut-out and a wall or tall unit to
the right of it:
40 mm.
 Minimum distance between the
worktop cut-out and a wall or tall unit to
the left of it:
40 mm.
44
Not allowed
Highly recommended
Not recommended
Not recommended