ABB VD4 - Page 56

54
VD4
1VCD000149
Ur 12 kV
17.5 kV
Ir 3150 A
Isc 20 kA
25 kA
31.5 kA
40 kA
VD4
TN 7409
Ur 24 kV
Ir 630 A
1250 A
Isc 16 kA
20 kA
25 kA
A
(*)
(*)
Fixed circuit-breakers
Fixed circuit-breakers
(*) Fixing interchange-
ability with previous
series (345 x 520).