Fuji Electric FRENIC MEGA G2 Series - Page 15

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11.23 Multi-function Keypad (TP-A2SW) ................................................................................................ 11-135
Chapter 12 SPECIFICATIONS
12.1 Standard Specifications 1 (Basic Type) ........................................................................................... 12-1
12.1.1 Three-phase 200V series ........................................................................................................... 12-1
12.1.2 Three-phase 400 V series .......................................................................................................... 12-4
12.2 Standard Specifications 2 (Type with Built-in EMC Filter) ................................................................ 12-8
12.2.1 Three-phase 400V series ........................................................................................................... 12-8
12.3 Common Specifications ................................................................................................................. 12-12
Chapter 13 EXTERNAL DIMENSIONS
13.1 Standard Specification, Semi-standard Specification ...................................................................... 13-1
13.2 Keypad .......................................................................................................................................... 13-17
APPENDICES
Appendix A Trouble-free Use of Inverters (Notes on Electrical Noise) .......................................................... 1
A.1 Effect of inverters on other devices .................................................................................................. 1
[ 1 ] Effect on AM radios ...................................................................................................................... 1
[ 2 ] Effect on telephones .................................................................................................................... 1
[ 3 ] Effect on pressure sensors .......................................................................................................... 1
[ 4 ] Effect on position detectors (pulse encoders) .............................................................................. 1
[ 5 ] Effect on proximity switches......................................................................................................... 1
A.2 Noise ................................................................................................................................................ 2
[ 1 ] Inverter Operating Principle and Noise ........................................................................................ 2
[ 2 ] Types of noise ............................................................................................................................. 3
A.3 Measure ........................................................................................................................................... 5
[ 1 ] Noise prevention prior to installation ............................................................................................ 5
[ 2 ] Implementation of noise prevention measures ............................................................................ 6
[ 3 ] Noise prevention examples ......................................................................................................... 9
Appendix B Japanese Guideline for Suppressing Harmonics by Customers Receiving
High Voltage or Special High Voltage (General-purpose Inverters) ......................................... 13
B.1 Application of general-purpose inverters ........................................................................................ 13
[ 1 ] Application for Other Than Special Customers .......................................................................... 13
[ 2 ] Application for "Guideline for Suppressing Harmonics by Customers Receiving
High Voltage or Special High Voltage" ....................................................................................... 13
B.2 Complying with "Guideline for Suppressing Harmonics by Customers Receiving
High Voltage or Special High Voltage" .......................................................................................... 15
[ 1 ] Calculation of equivalent capacity (Pi) ....................................................................................... 15
[ 2 ] Harmonic Current Calculation .................................................................................................... 16
[ 3 ] Examples of calculation ............................................................................................................. 18
Appendix C Effect on Insulation of General-purpose Motors Driven with 400 V Class Inverters ................ 19
C.1 Generating mechanism of surge voltages ...................................................................................... 19
C.2 Effect of surge voltages .................................................................................................................. 20
C.3 Countermeasures against surge voltages ...................................................................................... 21
[ 1 ] Using a surge suppressor unit (SSU) ........................................................................................ 21
[ 2 ] Suppressing surge voltages ...................................................................................................... 21
[ 3 ] Using motors with enhanced insulation ..................................................................................... 21
C.4 Regarding existing equipment ........................................................................................................ 22
[ 1 ] In case of a motor being driven with 400 V class inverter .......................................................... 22
[ 2 ] In case of an existing motor driven using a newly installed 400 V class inverter ....................... 22
Appendix D Inverter Generating Loss ......................................................................................................... 23
Appendix E Conversion to other than SI Units ............................................................................................ 24
E.1 Conversion of units ........................................................................................................................ 24
E.2 Calculation formulas ....................................................................................................................... 25