IV
Acceleration and Deceleration Characteristics ......................................... 6-20
Setting Acceleration and Deceleration Times .............................................................. 6-20
Acceleration and S-curve Settings .............................................................................. 6-22
Output Speed Hold (Dwell Function) ........................................................................... 6-22
Stall Prevention During Acceleration ........................................................................... 6-23
Adjusting Analog Input Signals ................................................................. 6-25
Adjusting Analog Frequency References .................................................................... 6-25
Speed Detection and Speed Limitation ..................................................... 6-26
Speed Agreement Function ......................................................................................... 6-26
Limiting the Elevator Speed to the Leveling Speed (d1-17) ........................................ 6-28
Improving the Operation Performance ...................................................... 6-29
Reducing the Motor Speed Fluctuation (Slip Compensation Function) ....................... 6-29
Torque Compensation Function Adjustments .............................................................. 6-30
Starting Torque Compensation Function (C4-03 to C4-05) ......................................... 6-32
Automatic Speed Regulator (ASR) (Closed Loop Vector only) ................................... 6-32
Stabilizing Speed (Automatic Frequency Regulator) (Open Loop Vector) ................... 6-34
Inertia Compensation (Closed Loop Vector Only) ....................................................... 6-35
Automatic Current Regulator (ACR) Tuning ................................................................ 6-36
A/D Conversion Delay Time Tuning ............................................................................ 6-37
Improving the Leveling Accuracy by Leveling Speed Slip Compensation ................... 6-37
Field Forcing ................................................................................................................ 6-38
Adjusting the DC Injection Current .............................................................................. 6-39
Adjusting the DC Injection Current Levels (S1-02/03) ................................................. 6-39
Protective Functions .................................................................................. 6-40
Preventing Motor Stalling During Operation ................................................................ 6-40
Motor Torque Detection / Car Stuck Detection ............................................................ 6-40
Limiting the Motor Torque (Torque Limit Function) ...................................................... 6-43
Motor Overload Protection .......................................................................................... 6-44
Output Current Observation ........................................................................................ 6-46
Over Acceleration Detection (“DV6” Fault Detection) .................................................. 6-46
Inverter Protection .....................................................................................6-47
Inverter Overheat Protection ....................................................................................... 6-47
Input Open Phase Protection* ..................................................................................... 6-47
Output Open Phase Detection .................................................................................... 6-48
Ground Fault Detection ............................................................................................... 6-48
Cooling Fan Control .................................................................................................... 6-49
Setting the Ambient Temperature ................................................................................ 6-49
Input Terminal Functions ...........................................................................6-50
Disable the Inverter Output (Baseblock) ..................................................................... 6-50
Stopping the Inverter on External Device Errors (External Fault Function) ................. 6-51
Using the Timer Function ............................................................................................ 6-52
Motor Contactor Answer Back Detection ..................................................................... 6-53
Changing the PG direction .......................................................................................... 6-54
Motor 2 Selection ........................................................................................................ 6-55
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