Motor Controllers AC Variable Frequency Drives
Type Variflex3RVFF
Specifications are subjected to change without notice. 1
Contents
Preface...........................................................................................................................................2
Chapter 1 Safety Precautions ......................................................................................................3
1.1 Before Supplying Power to the Inverter...........................................................................................................................3
1.2 Wiring ................................................................................................................................................................................4
1.3 Before Operation ..............................................................................................................................................................5
1.4 Parameter Setting.............................................................................................................................................................5
1.5 During Operation ..............................................................................................................................................................5
1.6 Maintenance, Inspection and Replacement....................................................................................................................7
1.7 Disposal of the Inverter ....................................................................................................................................................7
Chapter 2 Model Description........................................................................................................8
2.1 Nameplate Data................................................................................................................................................................8
2.2 Model Identification...........................................................................................................................................................8
Chapter 3 Environment and Installation....................................................................................10
3.1 Wiring Guidelines............................................................................................................................................................10
3.1.1 Wiring for main circuit............................................................................................................................................10
3.1.2 Wiring for control circuit ........................................................................................................................................10
3.2 Considerations for peripheral equipment ......................................................................................................................11
3.3 Specifications..................................................................................................................................................................12
3.3.1 Product Specifications ..........................................................................................................................................12
3.4 General Wiring Diagram.................................................................................................................................................14
3.5 Terminal Description.......................................................................................................................................................15
3.5.1 Main Circuit Terminals ..........................................................................................................................................15
3.5.2 Control Circuit Terminals ......................................................................................................................................17
3.6 Inverter Dimension..........................................................................................................................................................19
Chapter 4 Keypad and Programming Functions ......................................................................23
4.1 LED Keypad....................................................................................................................................................................23
4.2 Programmable Parameter Groups ................................................................................................................................25
Chapter 5 Troubleshooting and Fault Diagnostics...................................................................67
5.1 General............................................................................................................................................................................67
5.2 Fault Detection Function ................................................................................................................................................67
5.3 Warning / Self-diagnosis Detection Function................................................................................................................73
5.4 Auto-tuning Error ............................................................................................................................................................82
5.5 PM Motor Auto-tuning Error ...........................................................................................................................................83
5.6 General troubleshooting.................................................................................................................................................84
5.7 Troubleshooting of the inverter ......................................................................................................................................85
5.8 Routine and periodic inspection.....................................................................................................................................92
5.9 Maintenance....................................................................................................................................................................93
Chapter 6 Installation Instruction with Ferrite Ring Core.........................................................94
