Siemens SINAMICS S120 Manual page 531

Fire hazard due to overheating because of inadequate ventilation clearances
Inadequate ventilation clearances can cause overheating with a risk for personnel due to
smoke and fire. This can also result in increased failure rates and a shorter service life of
the component.
• Maintaining 80 mm ventilation clearances above and below the component is essential.
NOTICE
Material damage due to loose power connections when using the 24 V terminal adapter
Insufficient tightening torques or vibration can result in faulty electrical connections. This
can cause fire damage or malfunctions.
• When using the 24 V terminal adapter, it must be screwed onto the Control Supply
• Check the tightening torques of all power connections at regular intervals and tighten
Booksize Power Units
Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8
WARNING
Module. Tighten the enclosed EJOT-PT K30 x 16 screw with the specified tightening
torque (0.5 Nm).
them when required. This applies in particular after transport.
DC link components
8.6 Control Supply Module CSM
531