5SDD 71B0200

Current load capacity, cont.

1

10

10 0

10

12

14

16

18

20

22

I

D

( k A )

n =

50 pu lses

n =

10 0 p ulses

n =

50 0 p ulses

n = 10 00 pu lses

ID vs. ED, 1000 Hz square-wave, T = 60 °C

h

Duty cycle ED (%)

Fig. 6

DC-output current with single-phase centre tap

-

+

Fig. 7 Definition of ED for typical welding

sequence

Fig. 8 Definition of ID for single-phase centre tap

ABB Switzerland Ltd, Semiconductors reserves the right to change specifications without notice.

ABB Switzerland Ltd

Semiconductors

Fabrikstrasse 3

CH-5600 Lenzburg, Switzerland

Telephone

+41 (0)58 586 1419

Fax

+41 (0)58 586 1306

Email

abbsem@ch.abb.com

Internet

www.abb.com/semiconductors

Doc. No. 5SYA1132-02 July 06