The operator panel has the following functions:
● Touch-screen operation
● Screen saver
● Language switching
● Local operation
● TRACE function
● Display of converter faults and alarms
● Fault memory, can be read out via USB
3.8.11 DC/DC converter
DC/DC converters are used to provide a stable and safe 24 V power supply of the external
customer connections.
Detailed information about connecting the DC/DC converter is provided in the circuit manual.
The mounting location is provided in the layout diagram.
3.8.12 Line filter
Line filters are used to suppress interference in the auxiliary power supplies. Information about
the connection of the line filters is contained in the circuit manual. The mounting location is
provided in the layout diagram.
Figure 3-8 Line filter
3.8.13 SIRIUS safety relay
The safety relay has failsafe enabling circuits as NO contact circuits.
The LEDs indicate the operating state and the function. When the EMERGENCY STOP
buttons or limit switches are released and the ON button is pressed, the internal circuit of the
Description
3.8 Components
SINAMICS PERFECT HARMONY GH150 6SL3825
Operating Instructions 05/2020 43
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