ABB hd4 Installation And Service Instructions Manual page 31

HD4/SEC withdrawable circuit-breakers for UniSec switchgears
HD4/SEC 24 kV
TN 1VCD000220
Ur 24 kV
Ir 630 A
1250 A
Isc 16 KA
20 kA
625 ±1
604
255
37
68
A
653
681
650
210 ±1 210 ±1
740
307
229
36
25 320
370
382
414
687 ±1,5
19,5
DETAIL A
SCALE 1 : 2
149 40
121,5 ±1
8
4
53
31