Omron RX - Page 29

2-4
2-1 Installation
2
Design
•To raise the carrier frequency, reduce the output current (or derate the rated current) as shown in
the graph below.
Voltage 200-V class 400-V class
Capacity Max. fc (kHz) Derating at fc = 15 kHz Max. fc (kHz) Derating at fc = 15 kHz
0.4 kW 15 100% 15 100%
0.75 kW 15 100% 15 100%
1.5 kW 15 100% 15 100%
2.2 kW 15 100% 15 100%
3.7 kW 15 100% 15 100%
5.5 kW 15 100% 15 100%
7.5 kW 15 100% 15 100%
11 kW 12 90% (41.4 max.) 15 100%
15 kW 12 95% (60.8 A max.) 14 95% (30.4 A max.)
18.5 kW 10 90% (68.4 A max.) 10 90% (34.2 A max.)
22 kW 7 70% (66.5 A max.) 6 75% (36.0 A max.)
30 kW 5 80% (96.8 A max.) 10 75% (43.5 A max.)
37 kW 10 75% (108.7 A max.) 8 80% (60.0 A max.)
45 kW 5 70% (127.4 A max.) 9 75% (68.2 A max.)
55 kW 5 70% (154 A max.) 6 60% (67.2 A max.)
75 kW -- -- 6 85%(126.7 A max.)
90 kW -- -- 4 75% (132.0 A max.)
110 kW -- -- 6 70% (151.9 A max.)
132 kW -- -- 3 60% (156.0 A max.)
60
55
100
95
90
85
80
75
70
65
0.5 2 4 6 8 10 12 1514
60
55
100
95
90
85
80
75
70
65
0.5 2 4 6 8 10 12 1514
200-V class 400-V class
Output current derating
Carrier frequency (kHz)
Output current derating
Carrier frequency (kHz)
15 kW
37 kW
30 kW
11 kW
18.5 kW
22 kW
45,55 kW
15 kW
22 kW
18.5 kW
37 kW
55 kW
30 kW
75 kW
90 kW
110 kW
132 kW
45 kW