Siemens SINAMICS S120

DC link components
8.6 Control Supply Module CSM
Booksize Power Units
Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8
543
8.6.5
Meaning of LEDs
Table 8- 27 Meaning of the LEDs on the Control Supply Module
LED
Color
Status
Description
READY - Off The electronics power supply is outside the permissible tolerance
range or the temperature prewarning is active.
Green Continuous light Ready
The output voltage is in the tolerance range and the temperature
prewarning is inactive.
DC LINK - Off DC input voltage U
E DC
< 280 ... 300 V
Buffer operation is not possible.
Orange Continuous light DC input voltage in the range
360 ... 380 V < U
E DC
< 820 V ± 3 %
Buffer operation is possible
Red Continuous light DC input voltage outside the tolerance range:
U
E DC
< 360 ... 380 V or V
E DC
> 820 V ± 3 %