Mitsubishi Electric FR-A700 EC Manuals

Table of Contents

• • 1

    Instruction Manual
  • 5

    Safety Instructions
  • 11

    Table of Contents

• 21

  1 Product Checking and Part Identification

  • 21

    Inverter Type
  • 22

    Description of the Case
    • 23

      Accessory

• 25

  2 Installation

  • 25

    Removal and Reinstallation of the Operation Panel
  • 26

    Removal and Reinstallation of the Front Cover
    • 26

      FR-A740-00023 to 00620-EC
    • 27

      FR-A740-00770 to 12120-EC
  • 29

    Mounting
  • 30

    Enclosure Design
    • 30

      Inverter Installation Environment
    • 34

      Inverter Placement
    • 36

      Heatsink Protrusion Attachment (FR-A7CN)

• 39

  3 Wiring

  • 39

    Inverter and Peripheral Devices
    • 41

      Peripheral Devices
  • 43

    Terminal Connection Diagram
  • 45

    Main Circuit Connection
    • 45

      Specification of Main Circuit Terminal
    • 46

      Terminal Layout and Wiring
    • 54

      Separate Power Supply for the Control Circuit
  • 57

    Control Circuit Specifications
    • 62

      Changing the Control Logic
    • 65

      Control Circuit Terminals
    • 65

      Wiring Method
    • 67

      Wiring Instructions
  • 68

    Connecting the Operation Panel Using a Connection Cable
  • 69

    RS-485 Terminal Block
    • 70

      Communication Operation
    • 71

      USB Communication Specification
  • 72

    Connection of Motor With Encoder (Vector Control)
  • 81

    Connection of Stand-Alone Option Units
    • 81

      Magnetic Contactors (MC)
    • 83

      Connection of the Dedicated External Brake Resistor (FR-ABR)
    • 86

      Connection of a Brake Unit
    • 89

      Connection of the High Power Factor Converter (FR-HC, MT-HC)
    • 91

      Connection of the Power Regeneration Common Converter FR-CV
    • 92

      Connection of Power Regeneration Converter (MT-RC)
    • 93

      Connection of the Power Improving DC Reactor FR-HEL
    • 93

      Installation of a Reactor
  • 94

    Electromagnetic Compatibility (EMC)
    • 94

      Leakage Currents and Countermeasures
    • 99

      Inverter-Generated Noises and Their Reduction Techniques
    • 102

      EMC Filter
    • 103

      Power Supply Harmonics
    • 104

      Inverter-Driven 400V Class Motor

• 105

  4 Operation

  • 105

    Precautions for Use of the Inverter
  • 107

    Drive the Motor
  • 108

    Operation Panel FR-DU07
    • 108

      Parts of the Operation Panel
    • 110

      Basic Operation (Factory Setting)
    • 111

      Operation Lock
    • 113

      Monitoring of Output Current and Output Voltage
    • 113

      First Priority Monitor
    • 113

      Digital Dial Push
    • 114

      Change the Parameter Setting Value
    • 115

      Parameter Clear
    • 116

      All Parameter Clear
    • 117

      Parameter Copy an Parameter Verification
    • 118

      Parameter Copy
    • 120

      Parameter Verification

• 121

  5 Basic Settings

  • 121

    Simple Mode Parameter List
    • 123

      Overheat Protection of the Motor By the Inverter
    • 125

      When the Rated Motor Frequency Is 60Hz (Pr. 3)
    • 126

      Increase the Starting Torque (Pr. 0)
    • 128

      Limit the Maximum and Minimum Output Frequency (Pr. 1, Pr. 2)
    • 130

      Change the Acceleration/Deceleration Time (Pr. 7, Pr. 8)
    • 132

      Operation Mode (Pr. 79)
    • 133

      Large Starting Torque and Low Speed Torque Are Necessary (Advanced Magnetic Flux Vector Control, Real Sensorless Vector Control)
    • 138

      Higher Accuracy Operation Using a Motor With Encoder (Vector Control) (Pr. 9, Pr. 71, Pr. 80, Pr. 81, Pr. 359, Pr. 369, Pr. 800)
    • 144

      To Exhibit the Best Performance of the Motor Performance (Offline Auto Tuning) (Pr. 9, Pr. 71, Pr. 83, Pr. 84, Pr. 96)
    • 150

      High Accuracy Operation Unaffected By the Motor Temperature
      • 150

        Online Auto Tuning
    • 152

      To Perform High Accuracy / Fast Response Operation (Gain Adjustment of Real Sensorless Vector Control) (Pr. 818 to Pr. 821, Pr. 880)
  • 160

    PU Operation Mode
    • 161

      Set the Set Frequency to Operate
    • 162

      Use the Digital Dial Like a Potentiometer to Perform Operation
    • 163

      Use Switches to Give the Frequency Command (Multi-Speed Setting)
    • 165

      Perform Frequency Setting By Analog Voltage Input
    • 167

      Perform Frequency Setting By Analog Current Input
  • 169

    External Operation
    • 169

      Use the Set Frequency Set By the Operation Panel (Pr. 79 = 3)
    • 171

      Use Switches to Give a Start Command and a Frequency Command (Multi-Speed Setting) (Pr. 4 to Pr. 6)
    • 174

      Perform Frequency Setting By Analog Voltage Input
    • 177

      Change the Frequency (50Hz) of the Maximum Value of Potentiometer (At 5V)
    • 178

      Perform Frequency Setting By Analog Current Input
    • 180

      Change the Frequency (50Hz) of the Maximum Value of Potentiometer (At 20Ma)

• 181

  6 Parameter

  • 181

    Parameter Overview
  • 245

    Control Mode
    • 246

      What Is Vector Control
    • 250

      Change the Control Method (Pr. 80, Pr. 81, Pr. 451, Pr. 800)
  • 256

    Speed Control By Real Sensorless Vector Control, Vector Control
    • 257

      Selection Method of Real Sensorless Vector Control (Speed Control)
    • 260

      Torque Limit Level Setting for Speed Control (Pr. 22, Pr. 803, Pr. 810 to Pr. 817, Pr. 858, Pr. 868, Pr. 874)
    • 268

      To Perform High Accuracy/Fast Response Operation
      • 268

        (Pr. 818 to Pr. 821, Pr. 830, Pr. 831, Pr. 880)
      • 279

        (Pr. 828, Pr. 877 to Pr. 881)
    • 282

      Torque Biases (Pr. 840 to Pr. 848)
    • 287

      Prevent the Motor From Overrunning (Pr. 285, Pr. 853, Pr. 873)
    • 289

      Notch Filter (Pr. 862, Pr. 863)
  • 290

    Torque Control By Real Sensorless Vector Control, Vector Control
    • 290

      Setting Procedure of Real Sensorless Vector Control (Torque Control).6-110
    • 292

      Setting Procedure of Vector Control (Torque Control)
    • 293

      Torque Control
    • 293

      Torque Command (Pr. 803 to Pr. 806)
    • 297

      Speed Limit (Pr. 807 to Pr. 809)
    • 301

      Activation of Torque Control During Start and Stop Processes
    • 304

      Gain Adjustment of Torque Control (Pr. 824, Pr. 825, Pr. 834, Pr. 835)
  • 307

    Position Control By Vector Control
    • 307

      Position Control
    • 311

      Conditional Position Feed Function By Contact Input (Pr. 419, Pr. 464 to Pr. 494)
    • 314

      Position Control (Pr. 419, Pr. 428 to Pr. 430) By Inverter
      • 314

        Pulse Train Input
    • 317

      Setting of the Electronic Gear (Pr. 420, Pr. 421, Pr. 424)
    • 320

      Setting of Positioning Adjustment Parameter (Pr. 426, Pr. 427)
    • 321

      Gain Adjustment of Position Control (Pr. 422, Pr. 423, Pr. 425)
    • 323

      Trouble Shooting for When Position Control Is Not Exercised Normally
  • 324

    Adjustment of Real Sensorless Vector Control, Vector Control
    • 324

      Speed Detection Filter and Torque Detection Filter (Pr. 823, Pr. 827, Pr. 833, Pr. 837)
    • 326

      Excitation Ratio
  • 327

    Adjust the Output Torque of the Motor (Current)
    • 327

      Manual Torque Boost (Pr. 0, Pr. 46, Pr. 112)
    • 330

      Advanced Magnetic Flux Vector Control (Pr. 71, Pr. 80
    • 334

      Slip Compensation (Pr. 245 to Pr. 247)
    • 335

      Stall Prevention Operation
    • 346

      Multiple Rating (SLD = Super Light Duty, LD = Light Duty, ND = Normal Duty, HD = Heavy Duty) (Pr. 570)
  • 348

    Limit the Output Frequency
    • 348

      Maximum and Minimum Frequency (Pr. 1, Pr. 2, Pr. 18)
    • 350

      Avoid Mechanical Resonance Points (Frequency Jump)
  • 352

    Set V/F Pattern
    • 352

      Base Frequency, Voltage (Pr. 3, Pr. 19, Pr. 47)
    • 355

      Load Pattern Selection (Pr. 14)
    • 358

      Elevator Mode (Automatic Acceleration/Deceleration) (Pr. 61, Pr. 64, Pr. 292)
    • 361

      Adjustable 5 Points V/F (Pr. 71, Pr. 100 Bis Pr. 109)
  • 363

    Frequency Setting By External Terminals
    • 363

      Multi-Speed Setting Operation
    • 366

      Jog Operation (Pr. 15, Pr. 16)
    • 370

      Input Compensation of Multi-Speed and Remote Setting (Pr. 28)
    • 371

      Remote Setting Function (Pr. 59)
  • 375

    Acceleration and Deceleration
    • 375

      Acceleration and Deceleration Time
    • 379

      Starting Frequency and Start-Time Hold Function
    • 381

      Acceleration and Deceleration Pattern (Pr. 29, Pr. 140 to Pr. 143, Pr. 380 to Pr. 383, Pr. 516 to Pr. 519)
    • 388

      Shortest Acceleration/Deceleration (Automatic Acceleration/Deceleration)
      • 388

        (Pr. 61 to Pr. 63, Pr. 292, Pr. 293)
  • 392

    Selection and Protection of a Motor
    • 392

      Motor Protection From Overheat (Electronic Thermal Relay Function) (Pr. 9)
    • 398

      Applied Motor (Pr. 71, Pr. 450)
    • 402

      Offline Auto Tuning
    • 416

      Online Auto Tuning (Pr. 95, Pr. 574)
  • 421

    Motor Brake and Stop Operation
    • 421

      DC Injection Brake and Zero Speed Control, Servo Lock (LX Signal, X13 Signal, Pr. 10 to Pr. 12, Pr. 802, Pr. 850)
    • 427

      Selection of a Regenerative Brake (Pr. 30, Pr. 70)
    • 435

      Stop Selection (Pr. 250)
    • 437

      Stop-On Contact Control Function
    • 441

      Brake Sequence Function (Pr. 278 to
    • 446

      Orientation Control
      • 446

        Pr. 396 to Pr. 399)
  • 466

    Function Assignment of External Terminals
    • 466

      Input Terminal Function Selection (Pr. 178 to Pr. 189)
    • 470

      Inverter Output Shutoff Signal (MRS Signal, Pr. 17)
      • 472

        X9) (RT Signal, X9 Signal, Pr. 155)
    • 474

      Start Signal Selection (Terminal STF, STR, STOP, Pr. 250)
    • 478

      Output Terminal Function Selection (Pr. 190 to Pr. 196)
    • 489

      Detection of Output Frequency (SU, FU, FU2, FU3, LS, Pr. 41 to Pr. 43, Pr. 50, Pr. 116, Pr. 865)
    • 492

      Output Current Detection Function (Y12, Y13, Pr. 150 to Pr. 153, Pr. 166, Pr. 167)
    • 494

      Detection of Output Torque (TU Signal, Pr. 864)
    • 495

      Remote Output Function (REM, Pr. 495 to Pr. 497)
  • 498

    Monitor Display and Monitor Output Signals
    • 498

      Speed Display and Speed Setting (Pr. 37, Pr. 144)
    • 501

      DU/PU Monitor Display Selection (Pr. 52, Pr. 54, Pr. 158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891)
    • 510

      CA, AM Terminal Function Selection
    • 513

      Terminal CA, AM Calibration [C0 (Pr. 900), C1 (Pr. 901), C8 (Pr. 930) to C11 (Pr. 931)]
  • 517

    Operation Selection at Power Failure
    • 517

      Automatic Restart (Pr. 57, Pr. 58, Pr. 162 to Pr. 165, Pr. 299, Pr. 611)
    • 526

      Power Failure-Time Deceleration-To-Stop Function
  • 531

    Operation Setting at Alarm Occurrence
    • 531

      Retry Function
    • 535

      Alarm Code Output Selection
    • 536

      Input/Output Phase Failure Protection Selection (Pr. 251, Pr. 872)
    • 537

      Loverspeed Detection (Pr. 374)
    • 537

      Encoder Signal Loss Detection (Pr. 376)
    • 538

      Fault Definition (Pr. 875)
  • 539

    Energy Saving Operation and Energy Saving Monitor
    • 539

      Energy Saving Control and Optimum Excitation Control (Pr. 60) )
    • 540

      Energy Saving Monitor (Pr. 891 to Pr. 899)
  • 547

    Motor Noise, Noise Reduction
    • 547

      PWM Carrier Frequency and Soft-Pwm Control
  • 549

    Frequency/Torque Setting By Analog Input (Terminals 1, 2 and 4)
    • 549

      Function Assignment of Analog Input Terminal (Pr. 858, Pr. 868)
    • 551

      Analog Input Selection (Pr. 73, Pr. 267)
    • 557

      Analog Input Compensation (Pr. 73, Pr. 242, Pr. 243, Pr. 252, Pr. 253)
    • 560

      Response Level of Analog Input and Noise Elimination (Pr. 74, Pr. 822, Pr. 826, Pr. 832, Pr. 836, Pr. 849)
    • 562

      Bias and Gain of Frequency Setting Voltage (Current) [Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905), C12 (Pr. 917) Bis C15 (Pr. 918)]
    • 571

      Bias and Gain of Torque (Magnetic Flux) Setting Voltage (Current) [Pr. 241, C16 (Pr. 919) to C19 (Pr. 920), C38 (Pr. 932) to C41 (Pr. 933)]
    • 580

      4Ma Input Check of Current Input (Pr. 573)
  • 583

    Misoperation Prevention and Parameter Setting Restriction
    • 583

      Reset Selection/Disconnected PU Detection/Pu Stop Selection (Pr. 75)
    • 588

      Parameter Write Selection (Pr. 77)
    • 591

      Reverse Rotation Prevention Selection (Pr. 78)
    • 592

      User Groups (Pr. 160, Pr. 172 to Pr. 174)
  • 595

    Selection of Operation Mode and Operation Location
    • 595

      Operation Mode Selection (Pr. 79)
    • 607

      Operation Mode at Power On (Pr. 79, Pr. 340)
    • 609

      Operation Command Source and Speed Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)
  • 617

    Communication Operation and Setting
    • 617

      PU Connector
    • 620

      RS-485 Terminals
    • 625

      Initial Settings and Specifications of RS-485 Communication (Pr. 117 to Pr. 124, Pr. 331 to Pr. 337, Pr. 341, Pr. 549)
    • 627

      Communication EEPROM Write Selection (Pr. 342)
    • 628

      Mitsubishi Inverter Protocol (Computer Link Communication)
      • 632

        Sum Check Code
      • 633

        Error Code
      • 634

        Response Time
      • 635

        Retry Count Setting
      • 635

        Data Transmission Error
    • 647

      Modbus-Rtu Communication (Pr. 331, Pr. 332, Pr. 334, Pr. 343, Pr. 539, Pr. 549)
    • 664

      Alarm History
    • 666

      Operation By PLC Function (Pr. 414 to Pr. 417, Pr. 498, Pr. 506 to 515)
    • 667

      USB Communication (Pr. 547, Pr. 548)
  • 668

    Special Operation
    • 668

      PID Control (Pr. 127 to Pr. 134, Pr. 575 to Pr. 577)
    • 682

      Commercial Power Supply-Inverter Switchover Function
    • 689

      Load Torque High Speed Frequency Control
    • 692

      Droop Control (Pr. 286 to Pr. 288)
    • 694

      Frequency Setting By Pulse Train Input
    • 697

      Encoder Feedback Control (Pr. 144, Pr. 285, Pr. 359, Pr. 367 to Pr. 369)
    • 700

      Traverse Function (Pr. 592 to Pr. 597)
    • 703

      Regeneration Avoidance Function (Pr. 882 to Pr. 886)
  • 706

    Useful Functions
    • 706

      Cooling Fan Operation Selection (Pr. 244)
    • 707

      Display of the Life of the Inverter Parts (Pr. 255 to Pr. 259)
    • 711

      Maintenance Timer Alarm (Pr. 503, Pr. 504)
    • 712

      Current Average Value Monitor Signal (Pr. 555 to Pr. 557)
    • 716

      Free Parameters (Pr. 888, Pr. 889)
  • 717

    Setting for the Parameter Unit, Operation Panel
    • 717

      PU Display Language Selection (Pr. 145)
    • 718

      Operation Panel Frequency Setting/Key Lock Operation Selection
    • 718

      Buzzer Control (Pr. 990)
    • 718

      PU Contrast Adjustment (Pr. 991)

• 719

  7 Troubleshooting

  • 720

    List of Alarm Display
  • 723

    Causes and Corrective Actions
  • 741

    Reset Method of Protective Function
  • 742

    LED Display
  • 743

    Check and Clear of the Alarm History
  • 745

    Check First When You Have Troubles
    • 745

      Motor Does Not Rotate As Commanded
    • 746

      Motor Generates Abnormal Noise
    • 746

      Motor Generates Heat Abnormally
    • 746

      Motor Rotates in Opposite Direction
    • 746

      Speed Greatly Differs From the Setting
    • 747

      Acceleration/Deceleration Is Not Smooth
    • 747

      Motor Current Is Large
    • 747

      Speed Does Not Increase
    • 747

      Speed Varies During Operation
    • 748

      Operation Mode Is Not Changed Properly
    • 748

      Operation Panel (FR-DU07) Display Is Not Operating
    • 748

      POWER Lamp Is Not Lit
    • 748

      Parameter Write Cannot Be Performed
  • 749

    Meters and Measuring Methods
    • 750

      Measurement of Powers
    • 751

      Measurement of Voltages and Use of PT
    • 751

      Measurement of Currents
    • 752

      Use of CT and Transducer
    • 752

      Measurement of Inverter Input Power Factor
    • 752

      Measurement of Converter Output Voltage (Across Terminals P/+ and N/-)

• 753

  8 Maintenance and Inspection

  • 753

    Inspection
    • 753

      Daily Inspection
    • 753

      Periodic Inspection
    • 754

      Daily and Periodic Inspection
    • 756

      Display of the Life of the Inverter Parts
    • 759

      Checking the Inverter and Converter Modules
    • 760

      Cleaning
    • 760

      Replacement of Parts
    • 766

      Inverter Replacement
  • 767

    Measurements On the Main Circuit
    • 767

      Insulation Resistance Test Using Megger
    • 767

      Pressure Test
    • 768

      Measurement of Voltages and Currents

• 771

  Appendix

  • 771

    A.1 Specifications FR-A 740-00023 to -01160
  • 771

    Specifications FR-A 740-00023 to -01160
  • 773

    Specifications FR-A 740-01800 to -12120
  • 775

    A.3 Common Specifications
  • 775

    Common Specifications
  • 777

    Outline Dimension Drawings
    • 777

      FR-A 740-00023 to -00126
    • 778

      FR-A 740-00170 to -00380
    • 779

      FR-A 740-00470 and -00620
    • 780

      FR-A 740-00770 to -01160
    • 781

      Fr-A 740-01800
    • 781

      A.4.5 Fr-A 740-01800
    • 782

      FR-A 740-02160 and -02600
    • 783

      FR-A 740-03250 and -3610
    • 784

      FR-A 740-04320 and -04810
    • 785

      FR-A 740-05470, -06100 and -06830
    • 786

      FR-A 740-07700 and -08660
    • 787

      FR-A 740-09620, -10940 and -12120
    • 788

      DC Reactors
    • 793

      Panel Cutting for the Heatsink Protrusion Attachment
    • 794

      Operation Panel FR-DU07
    • 794

      Operation Panel FR-PU07
    • 795

      Parameter Unit FR-PU04
  • 796

    Parameter List With Instruction Codes