Supply Unit Control Electronics - ABB ACS800-07-0610-3 Hardware Manual

Supply unit control electronics

The supply module(s) is controlled by the DSSB (Diode supply system board),
located inside the control and I/O cubicle. The DSSB is connected to – and powered
from – the supply module(s) via the quick connectors at the back of the modules.
The DSSB contains the following LEDs:
Actual value display
Displayed actual value
- Three phase voltages
- Six phase currents
- DC link voltage
- DC link current
- DC link power (default)
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Unit display
Display selection keys
Status LEDs
See chapter Fault tracing.
"READY" LED
Hardware description
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DSU_DISPLAY.TIF