Siemens SIRIUS 3RW55 Equipment Manual page 270

Maintenance and service
10.2 Replacing the fan
• Diagonal cutter (sizes 1 ... 4)
• Pliers (size 1 ... 4)
Procedure for size 1 (3RW551.-.....)
Hazardous voltage.
Will cause death or serious injury.
Disconnect the system and the device from the power supply before starting work.
On the underside of the soft starter, insert a flat-head screwdriver into the opening on the right
above the fan. Press the flat-head screwdriver down
defective fan
Connect the cables using the connector supplied as a separate item
the correct polarity (red and black).
270
DANGER
②
and cut the cables at the fan.
①
until the tab opens upward. Remove the
①
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006
②
and . Carefully ensure