Manuali utente per Mitsubishi Electronics FR-A701

Sommario

• FR-A701 INSTRUCTION MANUAL (BASIC)

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• This section is specifically about safety matters

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• - CONTENTS -

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• 1 OUTLINE

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  • 1.1 Product checking and parts identification

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  • 1.2 Inverter and peripheral devices

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    • 1.2.1 Peripheral devices

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  • 1.3 Method of removal and reinstallation of the front cover

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  • 1.4 Installation of the inverter and enclosure design

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    • 1.4.1 Inverter installation environment

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    • 1.4.2 Cooling system types for inverter enclosure

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    • 1.4.3 Inverter placement

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• 2 WIRING

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  • 2.1 Terminal connection diagram

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  • 2.2 Main circuit terminal specifications

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    • 2.2.1 Specification of main circuit terminal

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    • 2.2.2 Terminal arrangement of the main circuit terminal, power supply and the motor wiring

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    • 2.2.3 Cables and wiring length

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    • 2.2.4 When connecting the control circuit and the main circuit separately to the power supply

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  • 2.3 Control circuit specifications

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    • 2.3.1 Control circuit terminals

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    • 2.3.2 Changing the control logic

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    • 2.3.3 Control circuit terminal layout

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    • 2.3.4 Wiring instructions

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    • 2.3.5 When connecting the operation panel using a connection cable

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    • 2.3.6 RS-485 terminal block

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    • 2.3.7 Communication operation

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    • 2.3.8 USB connector

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  • 2.4 Connection of motor with encoder (vector control)

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• 3 PRECAUTIONS FOR USE OF THE INVERTER

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  • 3.1 EMC and leakage currents

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    • 3.1.1 Leakage currents and countermeasures

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    • 3.1.2 EMC measures

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    • 3.1.3 Power supply harmonics

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    • 3.1.4 Harmonic suppression guideline

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  • 3.2 Power-off and magnetic contactor (MC)

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  • 3.3 Inverter-driven 400V class motor

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  • 3.4 Precautions for use of the inverter

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  • 3.5 Failsafe of the system which uses the inverter

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• 4 DRIVING THE MOTOR

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  • 4.1 Step of operation

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  • 4.2 Operation panel (FR-DU07)

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    • 4.2.1 Parts of the operation panel (FR-DU07)

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    • 4.2.2 Basic operation (factory setting)

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    • 4.2.3 Operation lock (Press [MODE] for an extended time (2s))

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    • 4.2.4 Monitoring of output current and output voltage

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    • 4.2.5 First priority monitor

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    • 4.2.6 Setting dial push

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    • 4.2.7 Changing the parameter setting value

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    • 4.2.8 Parameter clear, all parameter clear

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    • 4.2.9 Parameter copy and parameter verification

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  • 4.3 Before operation

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    • 4.3.1 Simple mode parameter list

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    • 4.3.2 Overheat protection of the motor by the inverter (Pr. 9)

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    • 4.3.3 When the rated motor frequency is 50Hz (Pr. 3)

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    • 4.3.4 Increase the starting torque (Pr. 0)

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    • 4.3.5 Limit the maximum and minimum output frequency (Pr. 1, Pr. 2)

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    • 4.3.6 Change acceleration and deceleration time (Pr. 7, Pr. 8)

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    • 4.3.7 Selection of the start command and frequency command locations (Pr. 79)

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    • 4.3.8 Large starting torque and low speed torque are necessary (Advanced magnetic flux vector control, Real sensorless vector control) (Pr. 71, Pr. 80, Pr. 81, Pr. 800)

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    • 4.3.9 Higher accuracy operation using a motor with encoder (Vector control) (Pr.71, Pr.80, Pr.81, Pr.359, Pr.369, Pr.800)

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    • 4.3.10 Exhibiting the best performance of the motor performance (offline auto tuning) (Pr. 71, Pr. 83, Pr. 84, Pr. 96)

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    • 4.3.11 High accuracy operation unaffected by the motor temperature (online auto tuning) (Pr. 95)

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    • 4.3.12 To perform high accuracy/fast response operation (gain adjustment of Real sensorless vector control and vector control) (Pr. 818 to Pr. 821, Pr. 880)

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  • 4.4 Start/stop from the operation panel (PU operation mode)

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    • 4.4.1 Setting the set frequency to operate (example: performing operation at 30Hz)

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    • 4.4.2 Use the setting dial like a potentiometer to perform operation.

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    • 4.4.3 Setting the frequency by switches (three-speed setting)

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    • 4.4.4 Setting the frequency by analog input (voltage input)

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    • 4.4.5 Setting the frequency by analog input (current input)

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  • 4.5 Start and stop using terminals (External operation)

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    • 4.5.1 Setting the frequency by the operation panel (Pr. 79 = 3)

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    • 4.5.2 Setting the frequency by switches (three-speed setting) (Pr. 4 to Pr. 6)

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    • 4.5.3 Setting the frequency by analog input (voltage input)

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    • 4.5.4 Changing the frequency (60Hz, initial value) at the maximum voltage input (5V, initial value)

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    • 4.5.5 Setting the frequency by analog input (current input)

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    • 4.5.6 Changing the frequency (60Hz, initial value) at the maximum current input (at 20mA, initial value)

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  • 4.6 Parameter List

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    • 4.6.1 List of parameters classified by the purpose

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    • 4.6.2 Parameter list

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• 5 TROUBLESHOOTING

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  • 5.1 Reset method of protective function

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  • 5.2 List of fault or alarm display

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  • 5.3 Causes and corrective actions

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  • 5.4 Correspondences between digital and actual characters

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  • 5.5 Check and clear of the faults history

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  • 5.6 Check first when you have a trouble

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    • 5.6.1 Motor does not start

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    • 5.6.2 Motor or machine is making abnormal acoustic noise

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    • 5.6.3 Inverter generates abnormal noise

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    • 5.6.4 Motor generates heat abnormally

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    • 5.6.5 Motor rotates in the opposite direction

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    • 5.6.6 Speed greatly differs from the setting

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    • 5.6.7 Acceleration/deceleration is not smooth

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    • 5.6.8 Motor current is too large

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    • 5.6.9 Speed does not accelerate

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    • 5.6.10 Motor and machine vibrate

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    • 5.6.11 Speed varies during operation

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    • 5.6.12 Operation mode is not changed properly

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    • 5.6.13 Operation panel (FR-DU07) display is not operating

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    • 5.6.14 Power lamp is not lit

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    • 5.6.15 Unable to write parameter setting

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• 6 PRECAUTIONS FOR MAINTENANCE AND INSPECTION

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  • 6.1 Inspection item

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    • 6.1.1 Daily inspection

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    • 6.1.2 Periodic inspection

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    • 6.1.3 Daily and periodic inspection

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    • 6.1.4 Display of the life of the inverter parts

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    • 6.1.5 Checking the inverter and converter modules

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    • 6.1.6 Cleaning

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    • 6.1.7 Replacement of parts

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  • 6.2 Measurement of main circuit voltages, currents and powers

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    • 6.2.1 Measurement of powers

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    • 6.2.2 Measurement of voltages and use of PT

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    • 6.2.3 Measurement of currents

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    • 6.2.4 Use of CT and transducer

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    • 6.2.5 Measurement of inverter input power factor

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    • 6.2.6 Measurement of converter output voltage (across terminals P/+ and N/-)

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    • 6.2.7 Measurement of inverter output frequency

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    • 6.2.8 Insulation resistance test using megger

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    • 6.2.9 Pressure test

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• 7 SPECIFICATIONS

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  • 7.1 Rating

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    • 7.1.1 Inverter rating

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    • 7.1.2 Motor rating

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  • 7.2 Common specifications

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  • 7.3 Outline dimension drawings

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    • 7.3.1 Inverter outline dimension drawings

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    • 7.3.2 Dedicated motor outline dimension drawings

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  • 7.4 Installation of the heatsink portion outside the enclosure for use

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    • 7.4.1 Protrusion of heatsink

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• APPENDICES

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  • Appendix 1 Main differences and compatibilities with the FR-A700 series

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  • Appendix 2 Instructions for compliance with the EU Directives (400V class only)

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  • Appendix 3 Instructions for UL and cUL Compliance

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  • Appendix 4 Control mode-based parameter (function) correspondence table and instruction code list

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• REVISIONS

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• Instruction Supplement (BCN-C22005-642)

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• Instruction Supplement (BCN-C22005-646)

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  • (1) Set the brake sequence mode

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  • (2) With brake opening completion signal input (Pr.292 = "7 or 17")

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  • (3) Without brake opening completion signal input (Pr.292 = "8 or 18")

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  • (4) Relation between Pr.292 Automatic acceleration/deceleration and the RT, X9, or JOG signal

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  • (5) Protective functions

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• Instruction Supplement (BCN-C22005-675)

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  • 1 PM sensorless vector control

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    • 1.1 Setting procedure of PM sensorless vector control

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    • 1.2 Initializing the parameters required for the PM sensorless vector control (Pr.998)

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    • 1.3 Offline auto tuning for an IPM motor (motor constant tuning)

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    • 1.4 Applied motor (Pr. 71)

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    • 1.5 Position control under PM sensorless vector control (Pr.800)

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    • 1.6 Low-speed range torque characteristics (Pr.788) ÅtÅsIPMÅt

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    • 1.7 Setting the acceleration/deceleration time in the low-speed range (Pr.791, Pr.792)

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    • 1.8 Braking operation selection for vector control, PM sensorless vector control (Pr.802)

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    • 1.9 DC injection brake of the PM sensorless vector control

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    • 1.10 PM sensorless vector control specification

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    • 1.11 Motor specification

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  • 2 Speed detection hysteresis (Pr.870)

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  • 3 Extended parameter setting ranges (Pr. 263, Pr. 505, Pr. 885)

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  • 4 Break point setting for droop control (Pr.994, Pr.995)

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  • 5 Setting multiple parameters as a batch (Pr.999)

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  • 6 Setting to disable E.OLT during stop-on-contact control

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  • 7 Acceleration/deceleration time switching frequency (Pr. 147)

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  • 8 USB automatic recognition (Pr. 551 PU mode operation command source selection = "9999")

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  • 9 Modbus-RTU communication stop bit length selection (Pr. 333, Pr. 334)

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  • 10 Plug-in option compatibility

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  • 11 Regenerative operation stop signal (X75 signal)

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  • 12 Support for the PU operation mode of the brake sequence function

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  • 13 Parameter for manufacturer setting

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