Carrier Frequency Derating - YASKAWA T1000A Technical Manual

u Carrier Frequency Derating
As the carrier frequency of the drive is increased above the factory default setting, the drive's rated output current must
be derated according to Figure A.1
Figure A.1
Figure A.2
Figure A.3
Figure A.4
YASKAWA ELECTRIC SIEP C710616 30B YASKAWA AC Drive T1000A Technical Manual
to Figure A.4.
Normal Duty
Heavy Duty
80% of HD
70% of HD
0 2 kHz
Figure A.1 Carrier Frequency Derating (CIMR-T 2A0004 to 2A0138)
Normal Duty
Heavy Duty
80% of HD
0 2 kHz
Figure A.2 Carrier Frequency Derating (CIMR-T 2A0169 to 2A0415)
Normal Duty
Heavy Duty
60% of HD
0 2 kHz
Figure A.3 Carrier Frequency Derating (CIMR-T 4A0002 to 4A0103)
Normal Duty
Heavy Duty
70% of HD
0 2 kHz
Figure A.4 Carrier Frequency Derating (CIMR-T 4A0139 to 4A0362)
2A0004 to 2A0069
2A0081 to 2A0138
8 kHz 15 kHz
2A0169 to 2A0415
5 kHz 10 kHz
4A0002 to
4A0103
8 kHz 15 kHz
4A0139 to 4A0362
5 kHz 10 kHz
A.6 Drive Derating Data
A
359