Drives
3.
Ref.1912
· 107 ·
DDS
HARDWARE
For a switching frequency fc
= 8 kHz
F. H3/34
Current derating on ·SPD 3.250· drives for fc = 4 kHz.
F. H3/35
Current derating on ·SPD 1.15· drives for fc = 8 kHz.
F. H3/36
Current derating on ·SPD 1.25· drives for fc = 8 kHz.
F. H3/37
Current derating on ·SPD 1.35· drives for fc = 8 kHz.
F. H3/38
Current derating on ·SPD 2.50· drives for fc = 8 kHz.
35 40 55 60
100
I (Arms)
Tambient
°C (°F)
45 50
(95)
(104)
(113) (122) (131) (140)
150
In
200
50
IS6-40
250
0
SPD 3.250
T ambient In IS6-40
° C ° F A A
35 95 135.0 175.5
40 104 135.0 175.5
45 113 135.0 175.5
50 122 122.7 159.5
55 131 109.9 142.9
60 140 96.4 125.3
35 40 55 60
10
I (Arms)
Tambient
°C (°F)
45 50
(95)
(104)
(113) (122) (131) (140)
5
15
In
20
IS6-40
0
SPD 1.15
T ambient In IS6-40
° C ° F A A
35 95 8.5 11.1
40 104 8.5 11.1
45 113 8.5 11.1
50 122 7.6 9.9
55 131 6.6 8.6
60 140 5.6 7.3
35 40 55 60
10
I (Arms)
Tambient
°C (°F)
45 50
(95)
(104)
(113) (122) (131) (140)
5
15
In
20
IS6-40
0
SPD 1.25
T ambient In IS6-40
° C ° F A A
35 95 13.0 16.9
40 104 13.0 16.9
45 113 13.0 16.9
50 122 12.6 16.4
55 131 11.8 15.3
60 140 10.9 14.2
35 40 55 60
15
I (Arms)
Tambient
°C (°F)
45 50
(95)
(104)
(113) (122) (131) (140)
20
In
25
10
IS6-40
5
SPD 1.35
T ambient In IS6-40
° C ° F A A
35 95 18.0 23.4
40 104 18.0 23.4
45 113 18.0 23.4
50 122 16.3 21.2
55 131 14.5 18.9
60 140 12.7 16.6
35 40 55 60
20
I (Arms)
Tambient
°C (°F)
45 50
(95)
(104)
(113) (122) (131) (140)
30
In
40
50
10
0
IS6-40
SPD 2.50
T ambient In IS6-40
° C ° F A A
35 95 27.0 35.1
40 104 27.0 35.1
45 113 27.0 35.1
50 122 24.6 32.0
55 131 22.1 28.8
60 140 19.6 25.4