10
Figure 2/4: Dimensional drawing of a circuit-breaker, type VD4,
• 12 kV, 1250 ... 2500 A, 50 kA
• 17.5 kV, 1250 ... 2500 A, 40 kA
K
= Cable entry
M
= Minimum distance, corresponding to dimension a to
DIN VDE 0101
T
= Bore for handling, both sides
= Earthing conductor connection - use contact washer
Note:
Lifting lug T only fitted for transport,
remove prior to commissioning and store.
Rated
Rated
Rated
voltage
current
short-circuit
breaking
current
kV
A
kA
p
a
a
1
c
d
e
f
g
h
i
k
12
1250/1600/
50
210
610
555
560
600
20
415
64
45
320
616
2000
275
750
695
700
750
25
545
39
20
345
746
2500
50
275
750
695
700
750
25
545
39
20
345
746
17.5
1250
40
210
610
555
560
600
20
415
64
45
320
616
275
750
695
700
750
25
545
39
20
345
746
1600/2000
40
275
750
695
700
750
25
545
39
20
345
746
2500