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3VT3 Molded Case Circuit Breakers up to 630 A
Overcurrent releases
4/23
Siemens LV 36 · 2008
4
3VT9 3..-6AS00 Tripping characteristics
20
200
2000
50
500
5000
10
100
1000
10000
t
[s]
NSO0_00359
1 2 5
20 50
10
0.1 0.2 0.5
x
I
n
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
300
200
100
0
20
10
3
1
20
10
3
1
TV
I
n
= 250 A
I
n
= 400 A
I
n
= 630 A
t
v
[ms]
I
sd
I
n = 250 A
I
n = 400 A
I
n = 630 A
I
r
t
r
I
sd
t
v
L
S
I
t
r
[s]
9 x
I
r
7 x
I
r
5 x
I
r
3 x
I
r
I
r
min.
max.
I
r
t
r
t
v
I
sd
I
n
20
200
2000
50
500
5000
10
100
1000
10000
t
[s]
NSO0_00360
1 2
5
20 50
10
0.1 0.2 0.5
x
I
n
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
n
20
15
8
3
20
15
8
3
I
n
= 250 A
I
n
= 400 A
I
n
= 630 A
t
v
[ms]
L
S
I
sd
I
n = 250 A
I
n = 630 A
I
M
I
r
t
r
I
sd
t
v
t
r
[s]
300
200
100
0
I
n = 400 A
I
r
t
r
t
sd
I
sd
I
n
I
r
min.
max.
9 x
I
r
7 x
I
r
5 x
I
r
3 x
I
r