VSD Series Drives User Manual Powered by Eaton Technology
A-6 For more information visit: www.johnsoncontrols.com LIT-1201828
November 2009
Figure A-3: Power Loss as Function of Switching Frequency:
15 – 20 hp 230V, 25 – 40 hp 480V
Figure A-4: Power Loss as Function of Switching Frequency:
25 – 40 hp 230V, 50 – 75 hp 480V
0,
00
200,
00
400,
00
600,
00
800,
00
1000,
00
1200,
00
1400,
00
0,
00
2,
00
4,
00
6,
00
8 ,
00
Switching Frequency [kHz]
P [W]
10,
00
12,
00
14,
00
16,
00
030FR6 500V
040FR6 400V
040FR6 500V
025FR6 400V
025FR6 500V
030FR6 400V
0,
00
500,
00
1000,
00
1500,
00
2000,
00
2500,
00
0,
00
2,
00
4,
00
6,
00
8,
00
Switching Frequency [kHz]
P [W]
10,
00
12,
00
060FR7 500V
075FR7 400V
075FR7 500V
050FR7 400V
050FR7 500V
060FR7 400V
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