ABB DCS880 - Using the Control Panel; Basic Operation and User Interface; Control Panel Navigation

17
H4T hardware
3ADW000803R0101 DCS880 H4T (Tosa) manual en a
Current ratings - IEC non regenerative converters (S01)
Unit type
IDC I
IDC II
IDC III
IDC IV
Size
Internal
field current
2-Q converters
continuous
100 %
15 min
150 %
60 s
100 %
15 min
150 %
120 s
100 %
15 min
200 %
10 s
690 V
DCS880-S01-0630-07
630
No overload
H4T
-
800 V
DCS880-S01-0590-08
590
No overload
H4T
-
Note: AC current I
AC
= 0.82 * I
DC
.
2-Q units size H4T
To increase the mains voltage and DC voltage of some DCS880 2-Q units size H4 the SDCS-PIN-H01 has
been substituted by an SDCS-POW-H01 together with an SDCS-PIN-H51 and an SDCS-PIN-H41. This
creates DCS880 2-Q units size H4T.
Connection between firing board and control board
Location of the thyristors in frame H4T