Omron RX Series User Manual page 64

2 Design
 Derating at the light load
Voltage
Capacity
Necessity
[kW]
of derating
0.4
0.75
1.5
2.2
3.7
5.5
7.5
11
15
18.5
22
30
37
45
55
75
90
110
132
200-V class
22 kW
100
95
90
55 kW
85
80
75
70
65
60
55
0.5 2 4
Carrier frequency [kHz]
2 - 8
200-V class
Light load mode
Max. carrier
frequency fc
[kHz]
No 12
No 12
No 12
No 12
Yes 6
No 12
No 12
Yes 7
Yes 8
Yes 6
Yes 5
Yes 8
Yes 3
Yes 8
Yes 3
– –
– –
– –
– –
11 kW 15,45 kW
3.7,18.5 kW
30 kW
37 kW
6 8 10 12
High-function General-purpose Inverter 3G3RX-V1 User's Manual (I578-E1)
Derating at Necessity of
fc = 12 kHz derating
100% No
100% No
100% No
100% No
90% Yes
(17.6 A max.)
100% No
100% No
90% No
(52.2 A max.)
90% No
(65.7 A max.)
90% Yes
(76.5 A max.)
90% Yes
(101.7 A max.)
80% Yes
(112.0 A max.)
75% Yes
(126.7 A max.)
90% Yes
(189.0 A max.)
90% Yes
(243.0 A max.)
– Yes
– Yes
– Yes
– Yes
400-V class
110 kW 75 kW
100
95
90
85
132 kW
80
75
90 kW
70
65
60
55
0.5 2 4 6 8
Carrier frequency [kHz]
400-V class
Light load mode
Max. carrier Derating at
frequency fc fc = 12 kHz (8 kHz
[kHz] for 75 kW or more)
12 100%
12 100%
12 100%
12 100%
10 90%
(9.9 A max.)
12 100%
12 100%
12 100%
12 100%
8 95%
(40.8 A max.)
8 90%
(51.3 A max.)
10 80%
(56.0 A max.)
9 90%
(76.5 A max.)
8 80%
(84.0 A max.)
6 75%
(101.2 A max.)
7 90%
(144.0 A max.)
3 80%
(156.0 A max.)
4 85%
(195.5 A max.)
3 70%
(203.0 A max.)
3.7 kW
37 kW
18.5 kW
22 kW
30 kW
55 kW
45 kW
10 12