Mitsubishi Electric FR-F720-00046 Instruction Manual page 5

3.1 EMC and leakage currents ................................................................................ 46
3.1.1 Leakage currents and countermeasures ................................................................................. 46
3.1.2 EMC measures ........................................................................................................................ 48
3.1.3 Power supply harmonics ......................................................................................................... 50
3.2 Installation of a reactor ..................................................................................... 51
3.3 Power-off and magnetic contactor (MC) .......................................................... 51
3.4 Inverter-driven 400V class motor ..................................................................... 52
3.5 Precautions for use of the inverter .................................................................. 53
3.6 Failsafe of the system which uses the inverter .............................................. 55
4 PARAMETERS
4.1 Operation panel (FR-DU07) ............................................................................... 58
4.1.1 Parts of the operation panel (FR-DU07) .................................................................................. 58
4.1.2 Basic operation (factory setting) .............................................................................................. 59
4.1.3 Changing the parameter setting value..................................................................................... 60
4.1.4 Setting dial push ...................................................................................................................... 60
4.2 Parameter list ..................................................................................................... 61
4.2.1 Parameter list .......................................................................................................................... 61
4.3 Adjustment of the output torque (current) of the motor ............................... 73
4.3.1 Manual torque boost (Pr. 0, Pr. 46) ........................................................................................ 73
4.3.2 Simple magnetic flux vector control (Pr.80, Pr.90) ................................................................. 74
4.3.3 Slip compensation (Pr. 245 to Pr. 247)................................................................................... 75
4.3.4 Stall prevention operation
(Pr. 22, Pr. 23, Pr. 48, Pr. 49, Pr. 66, Pr. 148, Pr. 149, Pr. 154, Pr. 156, Pr. 157) ................. 76
4.3.5 Multiple rating (Pr.570) ........................................................................................................... 81
4.4 Limiting the output frequency ......................................................................... 82
4.4.1 Maximum/minimum frequency (Pr. 1, Pr. 2, Pr. 18) ............................................................... 82
4.4.2 Avoiding mechanical resonance points (Frequency jump) (Pr. 31 to Pr. 36) ......................... 83
4.5 V/F pattern ......................................................................................................... 84
4.5.1 Base frequency, voltage (Pr. 3, Pr. 19, Pr. 47) ....................................................................... 84
4.5.2 Load pattern selection (Pr. 14) ............................................................................................... 86
4.5.3 Adjustable 5 points V/F (Pr. 71, Pr. 100 to Pr. 109) ............................................................... 87
4.6 Frequency setting by external terminals ........................................................ 88
4.6.1 Multi-speed setting operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239) ................. 88
4.6.2 Jog operation (Pr. 15, Pr. 16) ................................................................................................. 90
4.6.3 Input compensation of multi-speed and remote setting (Pr. 28) ............................................. 92
4.6.4 Remote setting function (Pr. 59) ............................................................................................. 93
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