Delta CT2000 Series User Manual page 312

Auto Restart After Fault

Settings 0~10
 After fault (oc, ov, ov),occurs the AC motor drive can be reset/restarted automatically up to 10
times.
 Setting this parameter to 0 will disable the reset/restart operation after any fault has occurred.
When enabled, the AC motor drive will restart with speed search, which starts at the frequency
before the fault.
 If the drive execute reset/restart after fault more than the numbers of time set in Pr.07-11 and the
limit is reached within the time period in Pr.07-33, the drive will stop execute reset/restart after
fault function. User will be need to input RESET manually for the drive to continue operation.
Speed Search during Start-up

Settings
 This parameter is used for starting and stopping a motor with a high inertia. A motor with high
inertia will take 2-5 minutes or longer to stop completely. By setting this parameter, the user does
not need to wait for the motor to come to a complete stop before restarting the AC motor drive. If a
PG card and encoder is used on the drive and motor, then the speed search will start from the
speed that is detected by the encoder and accelerate quickly to the commanded frequency. The
output current is set by the Pr.07-09.
 In PG control mode, the AC motor drive will execute the speed search function automatically by
the PG speed when this setting isn't set to 0.
dEb Function Selection

Settings
 This parameter is used for the decel. time selection for momentary power loss.
Reserved

Dwell Time at Accel.

Settings
Chapter 12 Description of Parameter SettingsCT2000 Series
0: Disable
1: Speed search from maximum output frequency
2: Speed search from start-up motor frequency
3: Speed search from minimum output frequency
0: Disable
1: dEb with auto accel./decel., the output frequency will not return after power
reply.
2: dEb with auto accel./decel., the output frequency will return after power
reply.
0.00~600.00 sec
12.1-07-5
Factory Setting: 0
Factory Setting: 0
Factory Setting: 0
Factory Setting: 0.00