3 / 3 page
30
20
10
25
15
5
0
510
20
25
15
20
40
60
80
Load Current [Arms]
Max Ambient Temp. [˚C]
95
120
25A
1˚C/W
100
110
3˚C/W
NO HEATSINK
60
40
20
0
10
20
40
50
30
20
40
60
80
Load Current [Arms]
Max Ambient Temp. [˚C]
90
50A
2˚C/W
1˚C/W
.5˚C/W
100
110
120
1.5˚C/W
NO HEATSINK
120
80
40
0
20
40
80
0
60
20
40
60
80
Load Current [Arms]
Max Ambient Temp. [˚C]
100
110
120
90A
1˚C/W
.4˚C/W
.2˚C/W
90
.5˚C/W
2˚C/W
120
80
40
0
15
30
60
75
45
20
40
60
80
Load Current [Arms]
Max Ambient Temp. [˚C]
100
110
120
75A
.5˚C/W
95
1˚C/W
.3˚C/W
CURRENT DERATING CURVES
SERIES H12WD.
Rev. 031802
PAGE 3 OF 3
Series H12WD
25-125Amp • 480 Vac • AC Output
© 2002 CRYDOM CORP, Specifications subject to change without notice.
160
80
40
120
0
30
60
120
0
90
20
40
60
80
Load Current [Arms]
Max Ambient Temp. [˚C]
100
110
120
125A
.5˚C/W
.4˚C/W
90
1˚C/W
.2˚C/W
For recommended applications and more information contact:
USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540
Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154
Email: sales@crydom.com WEB SITE: http://www.crydom.com
UK: +44 (0)1202 365070 • FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham
Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com.
GERMANY: +49 (0)180 3000 506
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