Siemens SINAMICS S120 Equipment Manual page 138

Motor Modules
6.2 Safety information
Fire hazard due to overheating because of inadequate ventilation clearances
Inadequate ventilation clearances can cause overheating with a risk for personnel through
smoke development and fire. This can also result in increased downtime and reduced
service lives for Motor Modules.
• Observe the cooling clearances above, below, and in front of the Power Modules which
Fire hazard due to overheating when the total length of the power cables is exceeded
Overheating and a fire can result when the total length of the power cables is exceeded.
• Ensure that the total length of the power cables (motor supply cables and DC-link
NOTICE
Material damage caused by mechanically stressed busbars and coolant connections
Mechanically stressed busbars and coolant connections can damage the device.
• Do not use the busbars and liquid coolant connections protruding from the device as
NOTICE
Material damage caused by loose power connections
Insufficient tightening torques or vibration can result in faulty electrical connections. This
can cause fire damage or functional faults.
• Tighten all power connections with the specified tightening torques, e.g. line supply
• Check the tightening torques of all power connections at regular intervals and tighten
NOTICE
Damage to the equipment when performing a voltage test as a result of connections that
are not disconnected
As part of routine tests, SINAMICS S components undergo a voltage test according to
EN 61800-5-1. Connected devices can be damaged.
• Disconnect or unplug all SINAMICS devices before the voltage test of the machine
138
WARNING
are specified in the dimension drawings.
CAUTION
cables) does not exceed the values specified in the technical data.
handles or as support surfaces during transport.
connection, motor connection, DC-link connections.
them when required. This applies in particular after transport.
equipment according to EN 60204-1, Section 18.4.
Water-cooled chassis power units for common cooling circuits
Manual, 08/2017, 6SL3097-4AM10-0BP0