Chapter 9 - Options
9.7 DBU Frame 2 dimensions
mm (inches)
LED Description
RESET Press this button to reset OCT FAULT.
POWER
(GREEN)
When DB unit heat sink temperature exceeds the internal setting, the Unit trips on Overheat and
OHT LED will be ON.
RUN
(GREEN)
POWER LED is ON while VFD is powered.
OHT (RED) RUN LED flashes when DBU sends regenerated energy to resistor.
OCT (RED)
Over current trip signal. When DBU generates excessive current through resistor, it trips on Over
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