Notes On Electrical Cabinet Cooling; Control Cabinet Cooling Options - Siemens SINAMICS S120 Manual

Cabinet design and EMC Booksize

12.11 Notes on electrical cabinet cooling

12.11 Notes on electrical cabinet cooling
12.11.1

Control cabinet cooling options

The following options are available for cooling the control cabinet:
● Filter fans
● Heat exchangers
● Cooling unit
● Liquid cooling
● External air cooling
● External liquid cooling
The prevailing environmental conditions and the cooling power required define the method
used to cool the control cabinet.
The air routing within the control cabinet and the cooling clearances specified must be
observed. No components may be mounted and no cables routed in the cooling clearance
spaces.
You must take into account the following specifications when installing a SINAMICS drive
line-up:
● Ventilation clearance
● Wiring and cabling
● Air guidance, air-conditioner
NOTICE
Reduction of the component service lives through incorrect mounting
If you do not observe the guidelines for mounting SINAMICS components in the cabinet,
this can reduce the service life of the equipment and result in premature component failure.
• Observe the guidelines for installing SINAMICS components.
746
Booksize Power Units
Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8