Requirements On The Levelness Of The Floor - Siemens SINAMICS S120 Manual

Mechanical installation
3.3 Installation
The cooling air for the power unit is drawn in from the front through the ventilation grilles in
the lower part of the cabinet doors. The warmed air is discharged through the perforated top
cover or the ventilation grilles in the hood (with options M23/M43/M54 for degrees of
protection IP23/IP43/IP54). Cooling air can also be supplied from below through raised floors
or air ducts, for example. To allow this, you have to create openings in the sectioned base
plate.
High-frequency interference
The converter generates high-frequency interference, which means that interference
suppression measures must be applied in residential areas.
3.3.2.2

Requirements on the levelness of the floor

The foundation at the installation location of the cabinet devices must be level to ensure
proper functioning of the cabinet units.
● Care must be taken to ensure that the doors can be opened and closed, the locking
● Flat sections (such as doors, side panels and hoods) must be sealed correctly to ensure
● When connecting cabinet units side-by-side, ensure that no air can enter through gaps.
Figure 3-2
50
WARNING
systems work properly.
compliance with the specified degree of protection.
Requirements on the levelness of the floor
Cabinet Modules
Manual, 03/2013, A5E03263538A