Replacing The Roof-Mounted Fan - Siemens SINAMICS G120C Operating Instructions Manual

Low voltage inverter
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Corrective maintenance
8.1 Replacing inverter components
8.1.8

Replacing the roof-mounted fan

Inverters, frame sizes FSAA ... FSC have a roof-mounted fan. The roof-mounted fan is
located at the upper side of the inverter.
When must the roof-mounted fan be replaced?
A defective roof-mounted fan in operation results in an overtemperature condition of the
inverter. For example, the following messages indicate that a roof-mounted fan is defective:
● A30034 (overtemperature inside the enclosure)
● F30036 (overtemperature, inside area)
● A30049 (defective fan inside the enclosure)
● F30059 (defective fan inside the enclosure)
Figure 8-2
324
Removing and installing the roof-mounted fan
Operating Instructions, 07/2015, FW V4.7 SP3, A5E34263257B AC
SINAMICS G120C converter

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