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Par 14-10 cannot be changed while motor is running.
Controlled ramp down:
The frequency converter will perform a controlled ramp down. If Par 2-10 is [0] or AC brake [2] Off the ramp
will follow the Over Voltage Ramping. If Par 2-10 is [1]
Resistor Brake
the ramp will follow the setting in par
3-81 Quick Stop Ramp Time.
Controlled ramp-down [1]:
After power-up the frequency converter is ready for start. Controlled ramp-down and trip [2]: After power-up
the frequency converter needs a reset for starting.
1.
The power is back before the energy from DC /moment of inertia from load is too low. The frequency
converter will perform a controlled ramp down when par 14-11 level has been reached.
2.
The frequency converter will perform a controlled ramp down as long as energy in the DC link is present.
After this point the motor will be coasted.
FC 300 Programming Guide
2. How to Programme
MG.33.M3.02 - VLT
®
is a registered Danfoss trademark
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