Mitsubishi Electric 700 Series Manuals

• 5

  Table of Contents

12

1 Outline

• 13

  Product Checking and Parts Identification
• 14

  Inverter and Peripheral Devices
  • 15

    Peripheral Devices
• 16

  Removal and Reinstallation of the Cover
  • 16

    Front Cover
  • 18

    Wiring Cover
• 19

  Installation of the Inverter and Enclosure Design
  • 19

    Inverter Installation Environment
  • 21

    Cooling System Types for Inverter Enclosure
  • 22

    Inverter Placement

24

2 Wiring

• 25

  Terminal Connection Diagram
• 25

  Wiring
• 26

  Main Circuit Terminal Specifications
  • 26

    Specification of Main Circuit Terminal
  • 26

    Terminal Arrangement of the Main Circuit Terminal, Power Supply and the Motor Wiring
  • 28

    Cables and Wiring Length
• 31

  Control Circuit Specifications
  • 31

    Control Circuit Terminal
  • 32

    Wiring of Control Circuit
  • 34

    Connecting the 24V External Power Supply
  • 35

    Safety Stop Function
• 36

  Connection of Stand-Alone Option Unit
  • 36

    Connection of a Dedicated External Brake Resistor (MRS Type, MYS Type, FR-ABR)
  • 38

    Connection of the Brake Unit (FR-BU2)
  • 39

    Connection of the DC Reactor (FR-HEL)

40

3 Precautions for Use of the Inverter

• 41

  EMC and Leakage Currents
  • 41

    Leakage Currents and Countermeasures
  • 43

    EMC Measures
  • 45

    Power Supply Harmonics
  • 46

    Harmonic Suppression Guideline in Japan
• 48

  Installation of Power Factor Improving Reactor
• 49

  Power-OFF and Magnetic Contactor (MC)
• 50

  Inverter-Driven 400V Class Motor
• 51

  Precautions for Use of the Inverter
• 53

  Failsafe of the System Which Uses the Inverter
• 57

  FL Remote Communication Specification
• 57

  Node Address Setting
• 58

  Wiring
  • 58

    Connecting to the Network
  • 58

    Precautions for System Configuration
  • 58

    Cable Specifications
  • 59

    Connecting the FL-Net Dedicated Cable
• 60

  LED Status
  • 60

    Device Status LED (DEV), Remote Status LED (RMT)
  • 60

    Transmitting (Tx)/Receiving (RX) LED
  • 60

    Communication Set Status LED (CHG)
• 61

  Operation Mode Setting
  • 61

    Operation Mode Basics
  • 61

    FL Remote Communication
  • 62

    PU Operation Interlock
  • 62

    Operation Availability in each Operation Mode
• 62

  FL Remote Communication
  • 63

    Overview of FL Remote Communication
  • 63

    FL Remote Data Communication Types
• 64

  Cyclic Transmission
  • 65

    Common Memory
  • 68

    Output Data (Master to Inverter)
  • 70

    Input Data (Inverter to Master)
• 72

  Message Transmission
  • 72

    Error Response at Word Block Read/Write
  • 73

    Word Block Read/Write
  • 79

    Network Parameter Read
  • 80

    Log Data Read
  • 80

    Log Data Clear
  • 81

    Profile Read
  • 82

    Message Loopback

84

5 Parameters

• 85

  Operation Panel
  • 85

    Names and Functions of the Operation Panel
  • 86

    Basic Operation (Factory Setting)
  • 87

    Changing the Parameter Setting Value
  • 88

    Setting Dial Push
• 89

  Parameter List
• 95

  Control Mode
  • 98

    Changing the Control Method (Pr. 80, Pr. 81, Pr. 800)
• 99

  Adjustment of the Output Torque (Current) of the Motor
  • 99

    Manual Torque Boost (Pr. 0, Pr. 46)
  • 100

    Advanced Magnetic Flux Vector Control (Pr. 71, Pr. 80, Pr. 81, Pr.89, Pr. 800)
  • 103

    General-Purpose Magnetic Flux Vector Control (Pr. 71, Pr. 80, Pr. 81, Pr. 800)
  • 105

    Slip Compensation (Pr. 245 to Pr. 247)
  • 106

    Stall Prevention Operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157, Pr. 277)
• 110

  Limiting the Output Frequency
  • 110

    Maximum/Minimum Frequency (Pr. 1, Pr. 2, Pr. 18)
  • 111

    Avoiding Mechanical Resonance Points (Frequency Jumps) (Pr. 31 to Pr. 36)
• 112

  V/F Pattern
  • 112

    Base Frequency, Voltage (Pr. 3, Pr. 19, Pr. 47)
  • 114

    Load Pattern Selection (Pr. 14)
• 116

  Frequency Setting by Input Signals
  • 116

    Operation by Multi-Speed Operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27)
  • 118

    Remote Setting Function (Pr. 59)
• 121

  Setting of Acceleration/Deceleration Time and Acceleration/ Deceleration Pattern
  • 121

    Setting of the Acceleration and Deceleration Time (Pr. 7, Pr. 8, Pr. 20, Pr. 21, Pr. 44, Pr. 45, Pr. 147)
  • 124

    Starting Frequency and Start-Time Hold Function (Pr. 13, Pr. 571)
  • 125

    Acceleration/Deceleration Pattern (Pr. 29)
  • 126

    Shortest Acceleration/Deceleration (Automatic Acceleration/Deceleration)
    • 126

      (Pr. 61 to Pr. 63, Pr. 292, Pr. 293)
• 128

  Selection and Protection of a Motor
  • 128

    Motor Overheat Protection (Electronic Thermal O/L Relay) (Pr. 9, Pr. 51)
  • 130

    Applied Motor (Pr. 71, Pr. 450)
  • 132

    Exhibiting the Best Performance for the Motor (Offline Auto Tuning) (Pr. 71, Pr. 80 to Pr. 84, Pr. 90 to Pr. 94, Pr. 96, Pr. 859)
• 140

  5.10 Motor Brake and Stop Operation
  • 140

    DC Injection Brake (Pr. 10 to Pr. 12)
  • 141

    Selection of a Regenerative Brake (Pr. 30, Pr. 70)
  • 143

    Stop Selection (Pr. 250)
  • 144

    Stop-On Contact Control Function (Pr. 6, Pr. 48, Pr. 270, Pr. 275, Pr. 276)
• 146

  5.11 I/O Signal Control
  • 146

    Operation of Start Signals (STF, STR Signal)
  • 147

    Reset Cancel Signal (READY Signal) and Inverter Running Signal (RUN Signal)
  • 148

    Second Function Selection Signal (RT Signal)
  • 148

    Inverter Output Shutoff Signal (MRS Signal, Pr. 17)
  • 149

    Detection of Output Frequency (SU, FU Signal, Pr. 41 to Pr. 43)
  • 150

    Output Current Detection Function (Y12 Signal, Y13 Signal, Pr. 150 to Pr. 153)
• 151

  5.12 Monitor Display and Monitor Output Signal
  • 151

    Speed Display and Speed Setting (Pr. 37)
  • 152

    Monitor Display Selection of the Operation Panel (Pr. 52, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564)
• 156

  Operation Selection at Power Failure and Instantaneous Power Failure
  • 156

    Automatic Restart after Instantaneous Power Failure/Flying Start (Pr. 57, Pr. 58, Pr. 96, Pr. 162, Pr. 165, Pr. 298, Pr. 299, Pr. 611)
  • 161

    Power-Failure Deceleration Stop Function (Pr. 261)
• 163

  5.14 Operation Setting at Fault Occurrence
  • 163

    Retry Function (Pr. 65, Pr. 67 to Pr. 69)
  • 165

    Input/Output Phase Loss Protection Selection (Pr. 251, Pr. 872)
  • 165

    Earth (Ground) Fault Detection at Start (Pr. 249)
  • 166

    Display and Erasure of Communication Error Occurrence Count (Pr. 501)
• 167

  5.15 Energy Saving Operation
  • 167

    Optimum Excitation Control (Pr. 60)
• 168

  5.16 Motor Noise, EMI Measures, Mechanical Resonance
  • 168

    PWM Carrier Frequency and Soft-PWM Control (Pr. 72, Pr. 240)
  • 169

    Speed Smoothing Control (Pr. 653)
• 170

  5.17 Misoperation Prevention and Parameter Setting Restriction
  • 170

    Reset Selection/Pu Stop Selection (Pr. 75)
  • 171

    Parameter Write Disable Selection (Pr. 77)
  • 172

    Reverse Rotation Prevention Selection (Pr. 78)
  • 172

    Extended Parameter Display and User Group Function (Pr. 160, Pr. 172 to Pr. 174)
  • 174

    Password Function (Pr. 296, Pr. 297)
• 176

  5.18 Special Operation and Frequency Control
  • 176

    Jog Operation (Pr. 15, Pr. 16)
    • 178

      Droop Control (Pr. 286, Pr. 287)
    • 179

      Regeneration Avoidance Function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886)
    • 181

      Cooling Fan Operation Selection (Pr. 244)
    • 182

      Display of the Life of the Inverter Parts (Pr. 255 to Pr. 259)
    • 185

      Maintenance Timer Alarm (Pr. 503, Pr. 504)
    • 186

      Free Parameter (Pr. 888, Pr. 889)
  • 187

    5.20 Setting from the Operation Panel
    • 187

      RUN Key Rotation Direction Selection (Pr. 40)
    • 188

      Operation Panel Frequency Setting/Key Lock Operation Selection (Pr. 161)
    • 190

      Magnitude of Frequency Change Setting (Pr. 295)
  • 191

    5.21 Parameter Clear/ All Parameter Clear
  • 192

    5.22 Initial Value Change List
  • 193

    5.23 Check and Clear of the Faults History

196

6 Troubleshooting

• 197

  Reset Method of Protective Function
• 198

  List of Fault or Alarm Indications
• 199

  Causes and Corrective Actions
• 208

  Correspondences between Digital and Actual Characters
• 209

  Check First When You Have a Trouble
  • 209

    Motor Does Not Start
  • 210

    Motor or Machine Is Making Abnormal Acoustic Noise
  • 210

    Inverter Generates Abnormal Noise
  • 211

    Motor Generates Heat Abnormally
  • 211

    Motor Rotates in the Opposite Direction
  • 211

    Speed Greatly Differs from the Setting
  • 211

    Acceleration/Deceleration Is Not Smooth
  • 212

    Speed Varies During Operation
  • 212

    Operation Mode Is Not Changed Properly
  • 212

    6.5.10 Operation Panel Display Is Not Operating
  • 213

    6.5.11 Motor Current Is too Large
  • 213

    6.5.12 Speed Does Not Accelerate
  • 213

    6.5.13 Unable to Write Parameter Setting
  • 214

    6.5.14 Troubleshooting in FL Remote Communication
  • 214

    Check First When You Have a Trouble

217

7 Precautions for Maintenance and Inspection

• 217

  Inspection Items
  • 217

    Daily Inspection
  • 217

    Periodic Inspection
  • 218

    Daily and Periodic Inspection
  • 219

    Display of the Life of the Inverter Parts
  • 219

    Checking the Inverter and Converter Modules
  • 219

    Cleaning
  • 220

    Replacement of Parts
• 223

  Measurement of Main Circuit Voltages, Currents and Powers
  • 225

    Measurement of Powers
  • 225

    Measurement of Voltages and Use of PT
  • 226

    Measurement of Currents
  • 226

    Use of CT and Transducer
  • 226

    Measurement of Inverter Input Power Factor
  • 226

    Measurement of Converter Output Voltage (Across Terminals P and N)
  • 227

    Insulation Resistance Test Using Megger
  • 227

    Pressure Test

228

8 Specifications

• 229

  Rating
• 230

  Common Specifications
• 231

  Outline Dimension Drawings

236

Appendix

237

Appendix 1 Specification Change

237

Appendix 1-1 SERIAL Number Check

237

Appendix 1-2 Changed Functions

238

Appendix 2 Index

• 4

  Table of Contents

6

1 Pre-Operation Instructions

• 6

  Unpacking and Product Confirmation
  • 6

    Product Confirmation (FR-A700/F700 Series)
  • 7

    Product Confirmation (FR-E700 Series (E Kit))
• 8

  Parts
• 9

  Specifications

10

2 Installation and Wiring (Fr-A700/F700 Series)

• 10

  Pre-Installation Instructions
• 11

  Installation Procedure
• 13

  Wiring
  • 13

    Wiring of FR-A7AX
  • 15

    Wiring at Inverter Side

17

3 INSTALLATION and WIRING (FR-E700 SERIES (E Kit))

• 17

  Pre-Installation Instructions
• 17

  Installation Procedure
• 22

  Wiring
  • 22

    Wiring of FR-A7AX
  • 24

    Wiring of Inverter

25

4 Connection Diagram and Terminal

• 25

  Connection Diagram
• 27

  Internal Block Diagram
• 28

  Terminals
• 29

  Code Input Example

30

5 PARAMETERS Parameter List

• 32

  Parameter Setting
  • 32

    Selection of Input Method (Pr. 304) (FR-A700/F700 SERIES)
  • 33

    Selection of Input Method (Pr. 304) (FR-E700 Series)
  • 34

    Read Timing Operation Selection (Pr. 305)
  • 36

    Bias and Gain Adjustment (Pr. 300, Pr. 301, Pr. 302, Pr. 303)
  • 39

    Digital Input Unit Selection (Pr. 329)
  • 40

    16-Bit Digital Torque Command (FR-A700 Series Only)
• 44

  Instructions