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2.10.5
Connection of the power regeneration common converter (FR-CV) ..............................................................64
2.10.6
Connection of the power regeneration converter (MT-RC).............................................................................65
3.1
3.1.1
Leakage currents and countermeasures ........................................................................................................68
3.1.2
Countermeasures against inverter-generated EMI.........................................................................................70
3.1.3
Built-in EMC filter ............................................................................................................................................72
3.2
3.2.1
Power supply harmonics.................................................................................................................................74
3.2.2
Harmonic suppression guidelines in Japan ....................................................................................................75
3.3
3.4
3.5
3.6
3.7
4.1
4.2
4.3
5.1
5.1.1
Daily inspection...............................................................................................................................................90
5.1.2
Periodic inspection..........................................................................................................................................90
5.1.3
Daily and periodic inspection ..........................................................................................................................91
5.1.4
Checking the inverter and converter modules ................................................................................................93
5.1.5
Cleaning..........................................................................................................................................................93
5.1.6
Replacement of parts......................................................................................................................................94
5.1.7
Inverter replacement.....................................................................................................................................113
5.2
5.2.1
Measurement of powers ...............................................................................................................................116
5.2.2
Measurement of voltages and use of PT ......................................................................................................116
5.2.3
Measurement of currents..............................................................................................................................117
5.2.4
Use of CT and transducer.............................................................................................................................117
5.2.5
Measurement of inverter input power factor .................................................................................................117
5.2.6
Measurement of converter output voltage (across terminals P and N).........................................................117
67
68
74
77
78
79
80
82
85
86
86
87
89
90
114
5
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