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VI
CONTENTS
6.1.4 Display of the life of the drive unit parts...................................................................................... 290
6.1.5 Checking the drive unit and converter modules ......................................................................... 291
6.1.6 Cleaning ..................................................................................................................................... 291
6.1.7 Replacement of parts ................................................................................................................. 292
6.1.8 Drive unit replacement................................................................................................................ 294
6.2 Measurement of main circuit voltages, currents and powers ....... 295
6.2.1 Measurement of powers............................................................................................................. 297
6.2.2 Measurement of voltages and use of PT.................................................................................... 297
6.2.3 Measurement of currents............................................................................................................ 298
6.2.4 Use of CT and transducer .......................................................................................................... 298
6.2.5 Measurement of drive unit input power factor ............................................................................ 298
6.2.6 Measurement of converter output voltage (across terminals P/+ and N/-) ................................. 298
6.2.7 Measurement of drive unit output frequency .............................................................................. 299
6.2.8 Insulation resistance test using megger ..................................................................................... 299
6.2.9 Pressure test .............................................................................................................................. 299
7 SPECIFICATIONS 301
7.1 Rating...............................................................................................302
7.2 Common specifications...................................................................303
7.3 Outline dimension drawings............................................................ 305
7.4 Specifications of the dedicated PM motor
[MM-GKR motor] .............................................................................307
7.4.1 Motor specifications.................................................................................................................... 307
7.4.2 Motor torque characteristic......................................................................................................... 309
7.5 Specifications of the dedicated PM motor
[S-PM geared motor] .......................................................................310
7.5.1 Motor specifications.................................................................................................................... 310
7.5.2 Motor torque characteristic......................................................................................................... 311
APPENDIX 313
Appendix1 Precautions for use of the MM-GKR motor (Precautions when replacing servo) ...... 314
Appendix2 Precautions for use of the S-PM geared motor ................................................................ 316
Appendix3 Specification change.............................................................................................................. 316
Appendix4 Index.......................................................................................................................................... 317