
F302 | F302 |
Regenerative Power Ridethrough Mode
Program ⇒ Protection ⇒ Undervoltage/Ridethrough
This parameter determines the
During a Ridethrough, regenerative energy is used to maintain the control circuitry settings for the duration of the Ridethrough; it is not used to drive the motor. The motor(s) of the system are stopped and then restarted automatically if so configured.
In a
Note: If used to restart the motors, the Retry setup of F301 is required.
Note: The Jog function will not operate while in the Synchronized Decel/Accel mode.
Settings:
0 — Off
1 — Ridethrough On
2 — Decel Stop (during power failure)
3 — Synchronized ACC/DEC (TB)
4 — Synchronized ACC/DEC (TB + Power Off)
Ridethrough Setup Requirements
1.Select the Ridethrough Mode at F302.
2.Select the Ridethrough Time at F310.
3.Select the Synchronized Stop/Start Times at F317/F318 (if required).
Note: F317 and F318 are not functional while operating in the Torque or Position control modes, or for the Jog Run function (F260).
4.Set a discrete input terminal to Power Failure Synchronized Signal and activate the terminal to enable the Synchronized Accel/Decel function.
5.Select the Ridethrough Control Level at F629.
Direct Access Number — F302
Parameter Type — Selection List
Factory Default — Off
Changeable During Run — Yes
134 | H9 ASD Installation and Operation Manual |