Table Of Contents - Toshiba TOSVERT VF-AS3 Instruction Manual

I Safety Precautions .............................................................................................................................................I-1
II Introduction .......................................................................................................................................................II-1
1 Read first...........................................................................................................................................................1-1
1. 1 Check product purchase ............................................................................................................................1-1
1. 2 Multi-rating .................................................................................................................................................1-4
1. 3 Indication of product type ...........................................................................................................................1-5
1. 4 Structure of equipment...............................................................................................................................1-7
1. 5 Operation procedure ................................................................................................................................1-14
2 Installation and wiring........................................................................................................................................2-1
2. 1 Installation ..................................................................................................................................................2-2
2. 2 How to remove covers of inverter ............................................................................................................2-10
2. 3 Wiring .......................................................................................................................................................2-20
2. 4 Cautions for application............................................................................................................................2-53
3 [Basic operation] Operation panel and screen display......................................................................................3-1
3. 1 Basic of operation panel.............................................................................................................................3-1
3. 2 Normal/emergency screen display...........................................................................................................3-12
4 [Basic operation] Operation methods of motor..................................................................................................4-1
4. 1 To run/stop motor.......................................................................................................................................4-2
4. 2 Basic setting methods of parameters.........................................................................................................4-3
4. 3 Basic panel run methods..........................................................................................................................4-19
4. 4 Basic terminal run methods......................................................................................................................4-26
5 [Fundamental operation] How to use parameters .............................................................................................5-1
5. 1 Settings of main parameters ......................................................................................................................5-1
5. 2 Setting other basic parameters ................................................................................................................5-36
5. 3 Setting of extended parameters that are especially important .................................................................5-65
6 [Advanced] How to use parameters ..................................................................................................................6-1
6. 1 Output signals from the control terminals...................................................................................................6-1
6. 2 Input signals to the control terminals..........................................................................................................6-7
6. 3 Selecting terminal functions .....................................................................................................................6-12
6. 4 Switching two to four types of motor characteristics ................................................................................6-16
6. 5 V/f 5-point setting .....................................................................................................................................6-19
6. 6 Setting the frequency commands.............................................................................................................6-20
6. 7 Setting the start and end frequencies ......................................................................................................6-32
6. 8 DC braking ...............................................................................................................................................6-36
6. 9 Automatic stop when run continues at the lower limit frequency (sleep function)....................................6-42
6. 10 Jog run ...................................................................................................................................................6-44
6. 11 Jumping the frequency to avoid the resonant frequency .......................................................................6-46
6. 12 Setting the preset-speed operation frequency .......................................................................................6-48
6. 13 Bumpless operation ..............................................................................................................................6-50
6. 14 Changing carrier frequency to reduce noise and magnetic noise ..........................................................6-52
6. 15 Avoiding trips..........................................................................................................................................6-54
6. 16 Single load sharing by multiple inverters (droop control) .......................................................................6-69
6. 17 High-speed operation with light load on cranes .....................................................................................6-72
6. 18 Brake sequence .....................................................................................................................................6-73
6. 19 Constant speed run with Acc/Dec suspended (dwell operation)............................................................6-74
6. 20 Switching to commercial power run .......................................................................................................6-77
6. 21 PID control .............................................................................................................................................6-80
6. 22 Retaining the stop position.....................................................................................................................6-81
6. 23 Setting of motor parameters...................................................................................................................6-82
6. 24 Torque control ........................................................................................................................................6-95
6. 25 Torque limits...........................................................................................................................................6-98
6. 26 Adjusting current and speed control gain.............................................................................................6-107
6. 27 Switching multiple acceleration/deceleration .......................................................................................6-108
6. 28 Pattern operation..................................................................................................................................6-114
CONTENTS
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