Line Modules Booksize
3.4 Smart Line Modules (5 kW and 10 kW) with internal air cooling
Equipment Manuel for Booksize Power Modules
Manual, (GH2), Edition 06.2005, 6SL3097-2AC00-0BP2
3-51
3.4.3.7 Meaning of the LEDs on the smart line module
Table 3-25 Meaning of the LEDs on the Smart Line Module
LED Color State Description
Green Continuous Operation
Yellow Continuous Pre-charging not yet complete; bypass relay dropped out
READY
Red Continuous Overtemperature/overcurrent switch-off, or
Electronics power supply outside permissible tolerance range
OFF Electronics power supply outside permissible tolerance range
Yellow Continuous DC link voltage within permissible tolerance range
DC LINK
Red Continuous DC link voltage outside permissible tolerance range
Cause and rectification of faults
The following reference contains information about the cause and rectification of faults:
Reference: /IH1/ SINAMICS S120 Commissioning Manual