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FR-E720-0.75K(SC)
Mitsubishi Electric FR-E720-0.75K(SC) Manuals
Manuals and User Guides for Mitsubishi Electric FR-E720-0.75K(SC). We have
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Mitsubishi Electric FR-E720-0.75K(SC) manual available for free PDF download: Instruction Manual
Mitsubishi Electric FR-E720-0.75K(SC) Instruction Manual (349 pages)
FR-E700 series
Brand:
Mitsubishi Electric
| Category:
Inverter
| Size: 22.88 MB
Table of Contents
Table of Contents
4
1 Outline
10
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
2 Wiring
22
Terminal Connection Diagram
23
Main Circuit
24
Control Circuit
24
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
Terminal Layout
37
Wiring Method
37
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) (0.4K(SC) or More)
44
Connection of the Brake Unit (FR-BU2)
46
Connection of the High Power Factor Converter (FR-HC)
47
Connection of the Power Regeneration Common Converter (FR-CV)
48
Connection of the DC Reactor (FR-HEL)
48
3 Precautions for Use of the Inverter
50
EMC and Leakage Currents
51
Leakage Currents and Countermeasures
51
Inverter-Driven 400V Class Motor
51
EMC Measures
53
Power Supply Harmonics
55
Harmonic Suppression Guideline in Japan
56
Installation of Power Factor Improving Reactor
58
Power-OFF and Magnetic Contactor (MC)
59
Inverter-Driven 400V Class Motor
60
Precautions for Use of the Inverter
61
Failsafe of the System Which Uses the Inverter
63
4 Parameters
66
Operation Panel
67
Names and Functions of the Operation Panel
67
Basic Operation (Factory Setting)
68
Easy Operation Mode Setting (Easy Setting Mode)
69
Changing the Parameter Setting Value
70
Setting Dial Push
70
Parameter List
71
Parameters According to Purposes
80
Control Mode
83
Changing the Control Method (Pr. 80, Pr. 81, Pr. 800)
84
Adjustment of the Output Torque (Current) of the Motor
85
Manual Torque Boost (Pr. 0, Pr. 46)
85
Advanced Magnetic Flux Vector Control (Pr. 71, Pr. 80, Pr. 81, Pr.89, Pr. 800)
86
General-Purpose Magnetic Flux Vector Control (Pr. 71, Pr. 80, Pr. 81, Pr. 800)
89
Slip Compensation (Pr. 245 to Pr. 247)
91
Stall Prevention Operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157, Pr. 277)
92
Limiting the Output Frequency
96
Maximum/Minimum Frequency (Pr. 1, Pr. 2, Pr. 18)
96
Avoiding Mechanical Resonance Points (Frequency Jumps) (Pr. 31 to Pr. 36)
97
V/F Pattern
98
Base Frequency, Voltage (Pr. 3, Pr. 19, Pr. 47)
98
Load Pattern Selection (Pr. 14)
100
Frequency Setting by External Terminals
102
Operation by Multi-Speed Operation (Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. 232 to Pr. 239)
102
Jog Operation (Pr. 15, Pr. 16)
104
Remote Setting Function (Pr. 59)
106
Setting of Acceleration/Deceleration Time and Acceleration/ Deceleration Pattern
109
Setting of the Acceleration and Deceleration Time (Pr. 7, Pr. 8, Pr. 20, Pr. 21, Pr. 44, Pr. 45, Pr. 147)
109
Starting Frequency and Start-Time Hold Function (Pr. 13, Pr. 571)
112
Acceleration/Deceleration Pattern (Pr. 29)
113
Shortest Acceleration/Deceleration (Automatic Acceleration/Deceleration) (Pr. 61 to Pr. 63, Pr. 292, Pr. 293)
114
Selection and Protection of a Motor
116
Motor Overheat Protection (Electronic Thermal O/L Relay) (Pr. 9, Pr. 51)
116
Applied Motor (Pr. 71, Pr. 450)
118
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)
120
Motor Brake and Stop Operation
128
DC Injection Brake (Pr. 10 to Pr. 12)
128
Selection of a Regenerative Brake (Pr. 30, Pr. 70)
130
Stop Selection (Pr. 250)
132
Stop-On Contact Control Function (Pr. 6, Pr. 48, Pr. 270, Pr. 275, Pr. 276)
133
Brake Sequence Function (Pr. 278 to Pr. 283, Pr. 292)
135
Function Assignment of External Terminal and Control
139
Input Terminal Function Selection (Pr. 178 to Pr. 184)
139
Inverter Output Shutoff Signal (MRS Signal, Pr. 17)
141
Condition Selection of Function Validity by Second Function Selection Signal (RT)
142
Start Signal Operation Selection (STF, STR, STOP Signal, Pr. 250)
143
Output Terminal Function Selection (Pr. 190 to Pr. 192)
145
Detection of Output Frequency (SU, FU Signal, Pr. 41 to Pr. 43)
149
Output Current Detection Function (Y12 Signal, Y13 Signal, Pr. 150 to Pr. 153)
150
Remote Output Selection (REM Signal, Pr. 495 to Pr. 497)
152
Monitor Display and Monitor Output Signal
153
Speed Display and Speed Setting (Pr. 37)
153
Monitor Display Selection of DU/PU and Terminal FM (Pr. 52, Pr. 54, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564)
154
Reference of the Terminal FM (Pulse Train Output) (Pr. 55, Pr. 56)
159
Terminal FM Calibration (Calibration Parameter C0 (Pr. 900))
160
Operation Selection at Power Failure and Instantaneous Power Failure
162
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)
162
Power-Failure Deceleration Stop Function (Pr. 261)
168
Operation Setting at Fault Occurrence
170
Retry Function (Pr. 65, Pr. 67 to Pr. 69)
170
Input/Output Phase Loss Protection Selection (Pr. 251, Pr. 872)
172
Earth (Ground) Fault Detection at Start (Pr. 249)
172
Energy Saving Operation
173
Optimum Excitation Control (Pr. 60)
173
Motor Noise, EMI Measures, Mechanical Resonance
174
PWM Carrier Frequency and Soft-PWM Control (Pr. 72, Pr. 240)
174
Speed Smoothing Control (Pr. 653)
175
Frequency Setting by Analog Input (Terminal 2, 4)
176
Analog Input Selection (Pr. 73, Pr. 267)
176
Response Level of Analog Input and Noise Elimination (Pr. 74)
178
Bias and Gain of Frequency Setting Voltage (Current) (Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905))
179
Misoperation Prevention and Parameter Setting Restriction
184
Reset Selection/Disconnected PU Detection/Pu Stop Selection (Pr. 75)
184
Parameter Write Disable Selection (Pr. 77)
184
Parameter Write Disable Selection (Pr. 77)
187
Reverse Rotation Prevention Selection (Pr. 78)
188
Extended Parameter Display and User Group Function (Pr. 160, Pr. 172 to Pr. 174)
188
Operation Display
190
Password Function (Pr. 296, Pr. 297)
191
Selection of Operation Mode and Operation Location
194
Operation Mode Selection (Pr. 79)
194
Operation Mode at Power-ON (Pr. 79, Pr. 340)
204
Start Command Source and Frequency Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)
205
Communication Operation and Setting
211
Wiring and Configuration of PU Connector
211
Initial Settings and Specifications of RS-485 Communication (Pr. 117 to Pr. 120, Pr. 123, Pr. 124, Pr. 549)
214
Operation Selection at Communication Error Occurrence (Pr. 121, Pr. 122, Pr. 502)
215
Communication EEPROM Write Selection (Pr. 342)
218
Mitsubishi Inverter Protocol (Computer Link Communication)
219
Run Command
230
Modbus-RTU Communication Specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549)
232
Modbus-RTU Communication Specifications
232
USB Communication (Pr. 547, Pr. 548)
245
Special Operation and Frequency Control
246
PID Control (Pr. 127 to Pr. 134)
246
Dancer Control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134)
253
Droop Control (Pr. 286 to Pr. 287)
260
Regeneration Avoidance Function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886)
261
Useful Functions
263
Cooling Fan Operation Selection (Pr. 244)
263
Display of the Life of the Inverter Parts (Pr. 255 to Pr. 259)
264
Maintenance Timer Alarm (Pr. 503, Pr. 504)
268
Current Average Value Monitor Signal (Pr. 555 to Pr. 557)
269
Free Parameter (Pr. 888, Pr. 889)
271
Setting from the Parameter Unit and Operation Panel
272
RUN Key Rotation Direction Selection (Pr. 40)
272
PU Display Language Selection(Pr.145)
272
Operation Panel Frequency Setting/Key Lock Operation Selection (Pr. 161)
273
Magnitude of Frequency Change Setting (Pr. 295)
275
Buzzer Control (Pr. 990)
276
PU Contrast Adjustment (Pr. 991)
276
FR-E500 Series Operation Panel (PA02) Setting
277
Built-In Potentiometer Switching (Pr. 146)
277
Bias and Gain of the Built-In Frequency Setting Potentiometer (C22 (Pr. 922) to C25 (Pr. 923))
278
Parameter Clear/ All Parameter Clear
284
Initial Value Change List
285
Check and Clear of the Faults History
286
5 Troubleshooting
289
Reset Method of Protective Function
290
List of Fault or Alarm Indications
291
Causes and Corrective Actions
292
Correspondences between Digital and Actual Characters
302
Check First When You Have a Trouble
303
Motor Does Not Start
303
Motor or Machine Is Making Abnormal Acoustic Noise
305
Inverter Generates Abnormal Noise
305
Motor Generates Heat Abnormally
305
Motor Rotates in the Opposite Direction
306
Speed Greatly Differs from the Setting
306
Acceleration/Deceleration Is Not Smooth
306
Speed Varies During Operation
307
Operation Mode Is Not Changed Properly
307
Operation Panel Display Is Not Operating
308
Motor Current Is too Large
308
Speed Does Not Accelerate
309
Unable to Write Parameter Setting
309
6 Precautions for Maintenance and Inspection
312
Inspection Items
312
Daily Inspection
312
Periodic Inspection
312
Daily and Periodic Inspection
313
Display of the Life of the Inverter Parts
314
Checking the Inverter and Converter Modules
315
Cleaning
316
Replacement of Parts
316
Inverter Replacement
319
Measurement of Main Circuit Voltages, Currents and Powers
320
Measurement of Powers
322
Measurement of Voltages and Use of PT
322
Measurement of Currents
323
Use of CT and Transducer
323
Measurement of Inverter Input Power Factor
323
Measurement of Converter Output Voltage (Across Terminals P/+ and N/-)
323
Measurement of Inverter Output Frequency
323
Insulation Resistance Test Using Megger
324
Pressure Test
324
7 Specifications
325
Rating
326
Common Specifications
328
Outline Dimension Drawings
329
Appendix
335
Appendix 1 for Customers Who Are Replacing the Conventional Model with this Inverter
336
Appendix 1-1 Replacement of the FR-E500 Series
336
Appendix 2 Specification Change
338
Appendix 2-1 SERIAL Number Check
338
Appendix 2-2 Changed Functions
338
Appendix3 Index
341
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