Table of contents   
 
  SIRIUS 3RW50 soft starter 
6  Manual, 09/2019, A5E35628455002A/RS-AA/001 
8.2  LED display .......................................................................................................................... 162 
8.2.1  Overview of the device LEDs of the 3RW50 soft starter...................................................... 162 
8.2.2  Status and error displays ..................................................................................................... 163 
8.2.3  STATE / OVERLOAD LED .................................................................................................. 164 
8.2.4  Overview of LEDs on Standard 3RW5 HMI ......................................................................... 165 
8.2.5  Overview of LEDs on High Feature 3RW5 HMI ................................................................... 166 
8.3  Warnings and remedial actions of the 3RW50 soft starter .................................................. 167 
8.4  Faults and remedial actions of the 3RW50 soft starter ........................................................ 168 
8.5  Faults and remedial actions of the 3RW5 HMI High Feature .............................................. 172 
8.6  RESET MODE ..................................................................................................................... 173 
8.7  Performing diagnostics of the 3RW50 soft starter with the 3RW5 HMI High Feature ......... 174 
8.8  Performing diagnostics of the 3RW5 communication module with the  
3RW5 HMI High Feature ...................................................................................................... 177 
8.9  Execute HMI diagnostics with the 3RW5 HMI High Feature ............................................... 178 
8.10  Self-test (user-test) .............................................................................................................. 179 
8.11  Logbooks .............................................................................................................................. 183 
9  Maintenance and service ..................................................................................................................... 185 
9.1  Maintenance and repairs ..................................................................................................... 185 
9.2  Firmware update .................................................................................................................. 186 
9.3  Performing firmware update with micro SD card (3RW5 HMI High Feature) ...................... 188 
9.4  Restoring factory setting ...................................................................................................... 189 
9.4.1  Effects of the factory setting ................................................................................................. 189 
9.4.2  Restoring the factory settings via High Feature 3RW5 HMI ................................................ 190 
9.4.3  Restoring the factory settings with the Master RESET button via  
3RW5 HMI High Feature ...................................................................................................... 191 
9.4.4  Restoring the factory settings with the MODE and RESET / TEST keys ............................ 192 
10  Technical specifications ....................................................................................................................... 193 
10.1  Technical data in Siemens Industry Online Support ............................................................ 193 
11  Dimension drawings ............................................................................................................................. 195 
11.1  CAx data .............................................................................................................................. 195 
11.2  Drilling pattern for 3RW5 HMI Standard .............................................................................. 196 
11.3  Drilling pattern for 3RW5 HMI High Feature ........................................................................ 197 
11.4  Drilling patterns for 3RW5 communication module on the 3RW50 soft starter ................... 198 
12  Circuit diagrams ................................................................................................................................... 201 
12.1  CAx data .............................................................................................................................. 201 
A  Example circuits ................................................................................................................................... 203 
A.1  Main circuit connection ........................................................................................................ 203 
A.1.1  Feeder assembly, type of coordination 1 fuseless............................................................... 203 
A.1.2  Feeder assembly, type of coordination 1 with fuses ............................................................ 204 
A.1.3  Feeder assembly, type of coordination 2 ............................................................................. 205