Siemens SINAMICS S120 Equipment Manual page 392

Cabinet design and EMC for components, Blocksize format
11.8 Information on control cabinet cooling
If filtered fans, heat exchangers, or air conditioners are used, you must ensure that the air is
flowing in the right direction. You must also ensure that the warm air can escape at the top.
The cooling clearance above and below must be observed.
NOTICE
Damage caused by overheating
Overheating can cause system damage.
• Install the components with the specified orientation.
• Maintain the minimum clearances to other components.
• Install a suitable ventilation in the control cabinet in order to dissipate the power loss.
• Install suitable air filters and keep the heat sink clean.
• Ensure that the components are provided with adequate cooling air through the cooling
• Ensure that the cooling air flow is not blocked by other devices or mixes with the
①
②
Figure 11-7
390
openings. in particular, the connected signal and power cables must not cover the
ventilation openings.
exhaust air from other devices. If necessary, insert air deflectors.
Cooling units.
Control cabinet
Examples of cabinet ventilation
Manual, 06/2019, 6SL3097-5AL00-0BP1
AC Drive