ABB VD4 Series Instruction Manual - page 11
Instruction manual 534/01 | VD4 Vacuum-circuit-breaker 11
2.5
Dimensional drawings
Circuit-breakers for fixed installation
Rated voltage
Rated current
Rated short-circuit breaking current
kV
A
kA
p
a
a
1
c
B
f
24
… 1250
… 25
210
570
515
520
570
390
275
700
645
650
700
488
> 1250
… 25
275
750
695
700
750
512
Figure 2/14: Dimensional drawing of circuit-breaker type VD4:
high-current, 24 kV, ...2500 A, ... 25 kA.
p
p
B
a
c
25
35
550
432
a1
80°
95
310
77,5
282,5
66
0
345
M
43
409
424
88
120
23
370
480
35
100
608
M12
Cable entry
Heat-sink only for 2500 A
Remove the lifting lugs on both sides before commissioning
M
M
80
200
f
M
M
80
24
20 20
20
20
12
12
72
6°
M10 / 20 deep
M12 / 25 deep
+2
+2
530
670
50
385
30
100
>1250 A
...1250 A
p
p
B
a
c
25
35
550
432
a1
80°
95
310
77,5
282,5
66
0
345
M
43
409
424
88
120
23
370
480
35
100
608
M12
Cable entry
Heat-sink only for 2500 A
Remove the lifting lugs on both sides before commissioning
M
M
80
200
f
M
M
80
24
20 20
20
20
12
12
72
6°
M10 / 20 deep
M12 / 25 deep
+2
+2
530
670
50
385
30
100
>1250 A
...1250 A
p
p
B
a
c
25
35
550
432
a1
80°
95
310
77,5
282,5
66
0
345
M
43
409
424
88
120
23
370
480
35
100
608
M12
Cable entry
Heat-sink only for 2500 A
Remove the lifting lugs on both sides before commissioning
M
M
80
200
f
M
M
80
24
20 20
20
20
12
12
72
6°
M10 / 20 deep
M12 / 25 deep
+2
+2
530
670
50
385
30
100
>1250 A
...1250 A
p
p
B
a
c
25
35
550
432
a1
80°
95
310
77,5
282,5
66
0
345
M
43
409
424
88
120
23
370
480
35
100
608
M12
Cable entry
Heat-sink only for 2500 A
Remove the lifting lugs on both sides before commissioning
M
M
80
200
f
M
M
80
24
20 20
20
20
12
12
72
6°
M10 / 20 deep
M12 / 25 deep
+2
+2
530
670
50
385
30
100
>1250 A
...1250 A
p
p
B
a
c
25
35
550
432
a1
80°
95
310
77,5
282,5
66
0
345
M
43
409
424
88
120
23
370
480
35
100
608
M12
Cable entry
Heat-sink only for 2500 A
Remove the lifting lugs on both sides before commissioning
M
M
80
200
f
M
M
80
24
20 20
20
20
12
12
72
6°
M10 / 20 deep
M12 / 25 deep
+2
+2
530
670
50
385
30
100
>1250 A
...1250 A
Tested terminal zone
M = Minimum distance to DIN VDE 0101
= Earthing conductor terminal, use contact washer