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3VT2 Molded Case Circuit Breakers up to 250 A
Project planning aids
3/43
Siemens LV 36 · 2008
3
1)
I
k
- max. short-circuit current in the protected circuit (rms).
3-pole · Fixed-mounted design
Fixed-mounted design, front connection
D
> 15 mm
NSO0_00106
Flexibar
Busbar
max. 3 mm
max. 3 mm
Cable
AC U
e
V
230
415
500
690
3VT2 H wired with
I
k
1)
kA
≤
100
> 36 ... 65
≤
36
≤
25
≤
13
3VT2 N wired with
I
k
kA
≤
60
≤
36
≤
16
≤
10
C mm
D mm
< 80
A
mm 50
50
50
50
50
≥
10
A1
mm 100
150
100
150
150
A2
mm 200
250
200
250
250
A
mm 50
50
50
50
50
≥
30
A1
mm 100
150
100
150
150
A2
mm 150
200
150
200
200
≥
80
A
mm 50
50
50
50
50
≥
10
A1
mm 100
150
100
150
150
A2
mm 150
200
150
200
200
105
ON
OFF
TEST
35 35
35
48
154
162
167
193
213
225
16
26
Ø
8.5
2
65
29.5
60
20
105
117
5
121
35.5
18
25 4
103
162
35
35
31.5
NSO0_00503
4 x
Ø
5.5
R 88
2°
26°
17°
150 ... > AC 415 V
100 ... < AC 415 V
Drilling pattern