Cables And Connections - Siemens SINAMICS G110D Operating Instructions Manual

Connection

4.8 Cables and connections

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4.8 Cables and connections
Connections and cables
Switches and contactors
Under no circumstances shall any kind of switch or contactor be placed in the circuits
between the Inverter and the motor. For maintenance, ensure that the motor cable is
unplugged at the Inverter.
Temperature sensor and brake module connections
The temperature sensor and brake module connections are at DC link negative potential.
Appropriate precautions against touching these connections and appropriate insulation on
the cables must be used. The motor terminal box must be kept closed whenever the mains
is applied to the Inverter. Cables that are not used should be individually insulated and not
earthed.
The following block diagram and tables describe the details and limitations of the
connections of the inverter.
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WARNING
Operating Instructions, 2009-05-15, A5E02385577A AB
SINAMICS G110D