Meaning Of The Leds On The Smart Line Module - Siemens SINAMICS S120 Equipment Manual

3.6.3.7

Meaning of the LEDs on the smart line module

Table 3-41 Meaning of the LEDs on the Smart Line Module
LED Color
READY Green
Yellow
Red
DC LINK
Yellow
Red
Warning
Hazardous DC link voltages may be present at any time regardless of the status of the
"DC link" LED.
The warning information on the components must be carefully observed!
Cause and rectification of faults
The following reference contains information about the cause and rectification of faults:
Reference: /IH1/ SINAMICS S120 Commissioning Manual
Equipment Manual for Booksize Power Units
Equipment Manual, (GH2), 03/2006 Edition, 6SL3097-2AC00-0BP3
3.6 Smart Line Modules (5 kW and 10 kW) with external air cooling
State Description
Continuous Operation
Continuous Pre-charging not yet complete; bypass relay dropped out
Continuous Overtemperature/overcurrent switch-off, or
Electronics power supply outside permissible tolerance range
OFF Electronics power supply outside permissible tolerance range
Continuous DC link voltage within permissible tolerance range
Continuous DC link voltage outside permissible tolerance range
Line Modules Booksize
3-79