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Remove the defective fan
Connect the cable and fit the replacement fan
• The adhesive label faces inward.
• The cable guide is top right.
• Ensure that the cable is not crushed.
10.3
Firmware update
During operation, it may be necessary to update the firmware (e.g. to extend the available
functions). You update the firmware of the respective device with the help of device-specific
firmware files. The retentive data is retained after the firmware has been updated.
Firmware updates and a history of the versions with the innovations are provided to you on the
Internet. Depending on what firmware updates are available, you can update the devices
individually or together.
You can perform a firmware update for the following devices:
• 3RW55 or 3RW55 Failsafe soft starter
• 3RW5 HMI High Feature (not possible via fieldbus)
• 3RW5 communication modules
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006
②
and disconnect the cable.
③
Maintenance and service
10.3 Firmware update
until it engages:
275
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