MarelliMotori D-Vo Light Manuel D'utilisation page 31

9638571A0_C
associated with one of the three programmable output relays (which assumes the
same state as the protection) or with a quick shutdown of the generator.
The function can be enabled/disabled.
NOTE:
For a proper protection setup, it is recommended:
1. run the generator at its own nominal load conditions,
2. measure the exciter field current ripple R% through D-Vo Dashboard,
3. assign R%*1.5 to the parameter Low Level,
4. assign R%*5 to the parameter High Level.
D-Vo Light – Marelli Motori
Diodes working properly
Ripple
Diode open
Ripple
Diode short-circuit
Ripple
time
time
time
EN 31