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Siemens SINAMICS G120C DP User Manual

Siemens SINAMICS G120C DP
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10.4.4 Replacing the roof-mounted fan
Converters, frame sizes FSAA … FSC have a roof-mounted fan. The roof-mounted fan is located
at the upper side of the converter.
When must the roof-mounted fan be replaced?
A defective roof-mounted fan in operation results in an overtemperature condition of the
converter. For example, the following messages indicate that a roof-mounted fan is defective:
A30034 (overtemperature inside the enclosure)
F30036 (overtemperature, inside area)
A30049 (defective roof-mounted fan)
F30059 (defective roof-mounted fan)
5HPRYHIDQ,QVHUWIDQ
Figure10-3 Removing and installing the roof-mounted fan
Removing the roof-mounted fan
Procedure
1. Switch o󹪜 the converter power supply.
WARNING
Electric shock as a result of a residual charge in power components
After the power supply has been switched o󹪜, it takes up to 5 min. until the capacitors in the
converter have discharged so that the residual charge is at a non-hazardous level.
Check the voltage at the converter connections before you carry out any installation
work.
2. Using a screwdriver, press the locking lugs of the roof-mounted fan together.
3. Withdraw the roof-mounted fan from the converter.
Corrective maintenance
10.4Spare parts
SINAMICS G120C Converters
408 Operating Instructions, 02/2023, FW V4.7 SP14, A5E34263257B AK

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Siemens SINAMICS G120C DP Specifications

General IconGeneral
Protection RatingIP20
Frequency Range0 to 650 Hz
Control ModesV/f, sensorless vector control
Communication InterfacesPROFIBUS DP
Ambient Temperature-10 to +50 °C (without derating), -10 to +60 °C (with derating)
Overload Capacity150 % rated current for 60 s, 200 % rated current for 3 s
Storage Temperature-40 to +70 °C
Relative Humidity5% to 95% (non-condensing)
Voltage Range200 V to 240 V (±10%), 380 V to 480 V (±10%)
Output Voltage0 V to Supply Voltage

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