Mitsubishi electric FR-E740-120 Manuals

Table of Contents

4

Product Checking and Parts Identification

11

Inverter and Peripheral Devices

12

Peripheral Devices

13

Removal and Reinstallation of the Cover

14

Front Cover

14

Wiring

14

Wiring Cover

16

Installation of the Inverter and Enclosure Design

17

Inverter Installation Environment

17

Cooling System Types for Inverter Panel

19

Inverter Placement

20

Wiring

22

Terminal Connection Diagram

23

Main Circuit Terminal Specifications

25

Specification of Main Circuit Terminal

25

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

25

Cables and Wiring Length

27

Control Circuit Specifications

31

Control Circuit Terminal

31

Changing the Control Logic

34

Connection of Stand-Alone Option Unit

35

Wiring of Control Circuit

36

Safety Stop Function (Available Only for the Safety Stop Function Model)

40

Connection to the PU Connector

42

Connection of Stand-Alone Option Unit

44

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

44

Connection of the Brake Unit (FR-BU2)

46

Connection of the High Power Factor Converter (FR-HC)

47

Installation of Power Factor Improving Reactor

47

Connection of the Power Regeneration Common Converter (FR-CV)

48

Connection of the DC Reactor (FR-HEL)

48

Precautions for Use of the Inverter

50

EMC and Leakage Currents

51

Leakage Currents and Countermeasures

51

EMC Measures

53

Power Supply Harmonics

55

Installation of Power Factor Improving Reactor

56

Power-OFF and Magnetic Contactor (MC)

57

Inverter-Driven 400V Class Motor

58

Precautions for Use of the Inverter

59

Failsafe of the System Which Uses the Inverter

61

Parameters

64

Operation Panel

65

Names and Functions of the Operation Panel

65

Basic Operation (Factory Setting)

66

Easy Operation Mode Setting (Easy Setting Mode)

67

Changing the Parameter Setting Value

68

Setting Dial Push

68

Parameter List

69

Control Mode

81

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

82

Adjustment of the Output Torque (Current) of the Motor

83

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

83

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

85

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

88

Slip Compensation (Pr. 245 to Pr. 247)

90

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

91

Limiting the Output Frequency

95

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

95

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

96

V/F Pattern

97

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

97

Load Pattern Selection (Pr. 14)

99

Frequency Setting by External Terminals

101

Operation by Multi-Speed Operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239)

101

Jog Operation (Pr. 15, Pr. 16)

103

Remote Setting Function (Pr. 59)

105

Setting of Acceleration/Deceleration Time and Acceleration/ Deceleration Pattern

108

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

108

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

111

Acceleration/Deceleration Pattern (Pr. 29)

112

Shortest Acceleration/Deceleration (Automatic Acceleration/Deceleration)

113

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

113

Selection and Protection of a Motor

115

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

115

Applied Motor (Pr. 71, Pr. 450)

117

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)

119

Motor Brake and Stop Operation

127

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

127

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

129

Stop Selection (Pr. 250)

131

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

132

Brake Sequence Function (Pr. 278 to Pr. 283, Pr. 292)

134

Function Assignment of External Terminal and Control

138

Input Terminal Function Selection (Pr. 178 to Pr. 184)

138

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

140

Condition Selection of Function Validity by Second Function Selection Signal (RT)

141

Start Signal Operation Selection (STF, STR, STOP Signal, Pr. 250)

142

Output Terminal Function Selection (Pr. 190 to Pr. 192)

144

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

148

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

149

Remote Output Selection (REM Signal, Pr. 495 to Pr. 497)

151

Monitor Display and Monitor Output Signal

152

Speed Display and Speed Setting (Pr. 37)

152

Monitor Display Selection of DU/PU and Terminal am (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564)

153

Reference of the Terminal am (Analog Voltage Output) (Pr. 55, Pr. 56)

158

Terminal am Calibration (Calibration Parameter Pr. 645, C1 (Pr.901))

159

Operation Selection at Power Failure and Instantaneous Power Failure

161

Automatic Restart after Instantaneous Power Failure/Flying Start (Pr. 30, Pr. 57, Pr. 58, Pr. 96, Pr. 162, Pr. 165, Pr. 298, Pr. 299, Pr. 611)

161

Power-Failure Deceleration Stop Function (Pr. 261)

167

Operation Setting at Fault Occurrence

169

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

169

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

171

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

171

Energy Saving Operation

172

Optimum Excitation Control (Pr. 60)

172

Motor Noise, EMI Measures, Mechanical Resonance

173

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

173

Speed Smoothing Control (Pr. 653)

174

Frequency Setting by Analog Input (Terminal 2, 4)

175

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

175

Response Level of Analog Input and Noise Elimination (Pr. 74)

177

Bias and Gain of Frequency Setting Voltage (Current) (Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905))

178

Misoperation Prevention and Parameter Setting Restriction

183

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

183

Parameter Write Disable Selection (Pr. 77)

183

Parameter Write Disable Selection (Pr. 77)

186

Reverse Rotation Prevention Selection (Pr. 78)

187

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

187

Password Function (Pr. 296, Pr. 297)

190

Selection of Operation Mode and Operation Location

193

Operation Mode Selection (Pr. 79)

193

Operation Mode at Power-ON (Pr. 79, Pr. 340)

193

Operation Mode at Power-ON (Pr. 79, Pr. 340)

203

Start Command Source and Frequency Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)

204

Communication Operation and Setting

210

Wiring and Configuration of PU Connector

210

Initial Settings and Specifications of RS-485 Communication (Pr. 117 to Pr. 120, Pr. 123, Pr. 124, Pr. 549)

213

Operation Selection at Communication Error Occurrence (Pr. 121, Pr. 122, Pr. 502)

214

Communication EEPROM Write Selection (Pr. 342)

217

Mitsubishi Inverter Protocol (Computer Link Communication)

218

Modbus-RTU Communication Specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549)

231

Modbus-RTU Communication Specifications

231

USB Communication (Pr. 547, Pr. 548)

244

Special Operation and Frequency Control

245

PID Control (Pr. 127 to Pr. 134)

245

Dancer Control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134)

252

Droop Control (Pr. 286 to Pr. 287)

259

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

260

Useful Functions

262

Cooling Fan Operation Selection (Pr. 244)

262

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

263

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

267

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

268

Free Parameter (Pr. 888, Pr. 889)

270

Setting from the Parameter Unit and Operation Panel

271

RUN Key Rotation Direction Selection (Pr. 40)

271

PU Display Language Selection(Pr.145)

271

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

272

Magnitude of Frequency Change Setting (Pr. 295)

274

Buzzer Control (Pr. 990)

275

PU Contrast Adjustment (Pr. 991)

275

Parameter Clear/ All Parameter Clear

276

Initial Value Change List

277

Check and Clear of the Faults History

278

Troubleshooting

281

Reset Method of Protective Function

282

List of Fault or Alarm Indications

283

Causes and Corrective Actions

284

Correspondences between Digital and Actual Characters

294

Check First When You Have a Trouble

295

Motor Does Not Start

295

Motor or Machine Is Making Abnormal Acoustic Noise

297

Inverter Generates Abnormal Noise

297

Motor Generates Heat Abnormally

297

Motor Rotates in the Opposite Direction

298

Speed Greatly Differs from the Setting

298

Acceleration/Deceleration Is Not Smooth

298

Speed Varies During Operation

299

Operation Mode Is Not Changed Properly

299

Operation Panel Display Is Not Operating

300

Motor Current Is too Large

300

Speed Does Not Accelerate

301

Unable to Write Parameter Setting

301

Precautions for Maintenance and Inspection

304

Inspection Items

304

Daily Inspection

304

Periodic Inspection

304

Daily and Periodic Inspection

305

Display of the Life of the Inverter Parts

306

Checking the Inverter and Converter Modules

307

Cleaning

308

Replacement of Parts

308

Inverter Replacement

311

Measurement of Main Circuit Voltages, Currents and Powers

312

Measurement of Powers

314

Measurement of Voltages and Use of PT

314

Measurement of Currents

315

Use of CT and Transducer

315

Measurement of Inverter Input Power Factor

315

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

315

Insulation Resistance Test Using Megger

316

Pressure Test

316

Specifications

317

Rating

318

Common Specifications

320

Outline Dimension Drawings

321

Appendix

327

Appendix 1 for Customers Who Are Replacing the Conventional Model with this Inverter

328

Appendix 1-1 Replacement of the FR-E500 Series

328

Appendix 2 Specification Change

330

Appendix 2-1 SERIAL Number Check

330

Appendix 2-2 Changed Functions

330

Appendix 3 Index

331

Mitsubishi Electric FR-E740-120 Manuals

Mitsubishi Electric FR-E740-120 Instruction Manual (538 pages)

Table of Contents

1 Product Checking and Part Identification

2 Installation

3 Wiring

4 Operation

5 Basic Settings

6 Parameter

7 Troubleshooting

8 Maintenance and Inspection

A Appendix

Mitsubishi Electric FR-E740-120 Instruction Manual (335 pages)

Table of Contents

Mitsubishi Electric FR-E740-120 Instruction Manual (312 pages)

Table of Contents

Mitsubishi Electric FR-E740-120 Instruction Manual (310 pages)

Table of Contents

1 Outline

2 Wiring

3 Precautions for Use of the Inverter

4 Parameters

Operation Setting at Fault Occurrence

Energy Saving Operation

Motor Noise, EMI Measures, Mechanical Resonance

Frequency Setting by Analog Input (Terminal 2, 4)

Misoperation Prevention and Parameter Setting Restriction

Selection of Operation Mode and Operation Location

Communication Operation and Setting

Special Operation and Frequency Control

5 Troubleshooting

6 Precautions for Maintenance and Inspection

7 Specifications

Appendix

Appendix 1-1 Replacement of the FR-E500 Series

Mitsubishi Electric FR-E740-120 Installation Manualline (43 pages)

Table of Contents

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