Siemens Industry Online Support
Siemens AG
Entry type: Download Entry ID: 109756671, Entry date: 04/04/2019

Firmware update 3RW52 soft starters

  • Entry
  • Associated product(s)
Firmware update for all 3RW52 soft starters


This download includes the firmware update for all 3RW52 soft starters.

When firmware is updated, it must always be updated to the latest version available for the relevant article number. The previous versions of the firmware are only intended as a backup to enable you to downgrade to the original version, although this has never been known to be necessary.
The latest version of firmware in each case is valid for all revision levels of this article number.

Overview of article numbers and firmware versions of the 3RW52 soft starters: 

Article numberE version

Firmware version 

Upgrade by means of ... 

What's new 
3RW52*  E01  V2.0.0

  Registrierung notwendig  3RW5_2xx-xxCxx_V02.00.00.upd.zip (125,1 KB) 

SHA-256 checksum:  Registrierung notwendig  Code_3RW5_2xx-xxCxx_V02.00.00.txt (1 KB) *

  • Readout of PROFIenergy measured values
  • Reset of parameters to factory setting via key combinaiton
  • Bypass special operating modes
  • Test mode with small motor added
  • Firmware update of the HMI via communication module from TIA Portal
  • Minor error corrections
3RW52* E01 V1.1.1

  Registrierung notwendig  3RW5_2xx-xxCxx_V01.01.01.upd.zip (121,9 KB) 

SHA-256 checksum:  Registrierung notwendig  Code_3RW5_2xx-xxCxx_V01.01.01.txt (1 KB) *

  • Display error of the rated operational current value on the HMI Standard for 3RW5245, 3RW5246, 3RW5247 and 3RW5248 fixed.


 E01 V1.1.0

 Registrierung notwendig  3RW5_2xx-xxCxx_V01.01.00.upd.zip (121,9 KB) 

SHA-256 checksum:  Registrierung notwendig  Code_3RW5_2xx-xxCxx_V01.01.00.txt (1 KB) *

  • Support of HMI HF as accessory (display of measured values, parameter setting i.e. for analog output) 
3RW52* E01 V1.0.0

 Registrierung notwendig  3RW5_2xx-xxCxx_V01.00.00.upd.zip (118,0 KB)

SHA-256 checksum:  Registrierung notwendig  Code_3RW5_2xx-xxCxx_V01.00.00.txt (1 KB) *

  •   First FW-version - as backup only

* Information about SHA-256: 109483101 

Security information
In order to protect technical infrastructures, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art IT security concept. Siemens’ products and solutions constitute one element of such a concept. For more information about cyber security, please visit