III
4.7.1 Setting of the acceleration and deceleration time
(Pr. 7, Pr. 8, Pr. 20, Pr. 44, Pr. 45) ............................................................................................. 96
4.7.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571)................................................. 98
4.7.3 Acceleration/deceleration pattern (Pr. 29)........................ ........................................................... 99
4.8 Selection and protection of a motor.............................................. 100
4.8.1 Motor overheat protection (Electronic thermal O/L relay, PTC thermistor protection) (Pr. 9, Pr. 51,
Pr. 561)...................................................................... ................................................................ 100
4.8.2 Applied motor (Pr. 71, Pr. 450)......................................................................... ......................... 103
4.8.3 To exhibit the best performance of the motor (offline auto tuning)
(Pr. 71, Pr. 80, Pr. 82 to Pr. 84, Pr. 90, Pr. 96).......................................................................... 105
4.9 Motor brake and stop operation.................................................... 109
4.9.1 DC injection brake (Pr. 10 to Pr. 12).............................................................................. ............ 109
4.9.2 Selection of a regenerative brake (Pr. 30, Pr. 70) ..................................................................... 110
4.9.3 Stop selection (Pr. 250).......................... ................................................................................... 112
4.10 Function assignment of external terminal and control ................ 113
4.10.1 Input terminal function selection (Pr. 178 to Pr. 182)................................................................. 113
4.10.2 Inverter output shutoff signal (MRS signal, Pr. 17)........................................... ......................... 115
4.10.3 Condition selection of function validity by second function selection signal (RT)...................... 116
4.10.4 Start signal operation selection (STF, STR, STOP signal, Pr. 250) .......................................... 117
4.10.5 Output terminal function selection (Pr. 190, Pr. 192)................................................................. 119
4.10.6 Detection of output frequency (SU, FU signal, Pr. 41 to Pr. 43).......................................... ...... 123
4.10.7 Output current detection function
(Y12 signal, Y13 signal, Pr. 150 to Pr. 153, Pr. 166, Pr. 167) ................................................... 124
4.10.8 Remote output selection (REM signal, Pr. 495, Pr. 496)........................................................... 126
4.11 Monitor display and monitor output signal.................................... 127
4.11.1 Speed display and speed setting (Pr. 37).................................................................................. 127
4.11.2 Monitor display selection of operation panel/PU and terminal AM
(Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891)......................................... 128
4.11.3 Reference of the terminal AM (analog voltage output) (Pr. 55, Pr. 56)...................................... 133
4.11.4 Terminal AM calibration (calibration parameter C1 (Pr.901)).............. ...................................... 134
4.12 Operation selection at power failure and instantaneous power
failure ............................................................................................. 136
4.12.1 Automatic restart after instantaneous power failure/flying start
(Pr. 30, Pr. 57, Pr. 58, Pr. 96, Pr. 162, Pr. 165, Pr. 298, Pr. 299, Pr. 611)................................ 136
4.12.2 Power-failure deceleration stop function (Pr. 261)..................................................................... 142
4.13 Operation setting at fault occurrence ........................................... 144
4.13.1 Retry function (Pr. 65, Pr. 67 to Pr. 69) ..................................................................................... 144
4.13.2 Input/output phase loss protection selection (Pr. 251, Pr. 872)........................................... ...... 146
4.13.3 Earth (ground) fault detection at start (Pr. 249)................... ...................................................... 146
4.14 Energy saving operation ................................................................ 147