Siemens SINAMICS S120 Equipment Manual page 106

DC Link Components Booksize
5.1 Braking module booksize
Meaning of the LEDs on the braking module
Table 5-3 Meaning of the LEDs on the braking module
LED Color
-
READY
Green
Red
DC LINK -
Green
Note
In the event of an overtemperature, the error cannot be acknowledged until a cooling time of
approx. 2 mins has elapsed.
5-6
State
OFF
Continuous
Continuous
OFF
Flashing
Description
Electronics power supply outside permissible tolerance
range.
Braking module deactivated via terminal.
The component is ready for operation.
Overtemperature
•
Note:
On overtemperature, the fault cannot be
•
acknowledged until a cooling time has elapsed.
I t monitoring
2
Ground fault/short-circuit
Electronics power supply outside permissible
•
tolerance range.
DC link discharge not active.
•
DC link discharge active (braking resistor active).
Equipment Manual, (GH2), 04.2004 Edition, 6SL3097-2AC00-0BP0
Booksize Power Sections