Catalog Add On: BETA Low-Voltage Circuit Protection ...

Series 3NW1 ...-0HG
Time/current characteristic curves diagram
Virtual melting time t vmt [s]
2
102
8
6
4
2
101
8
6
4
2
100
8
6
4
2
10-1
8
6
4
2
-2
10
0,5 A
0,6 A
0,75 A
0,8 A
1 A
1,125 A
1,25 A
1,5 A
1,8 A
2 A
2,5 A
3 A
3,2 A
3,5 A
4 A
5 A
5,6 A
6 A
6,25 A
7 A
7,5 A
10 2
Prospective short-circuit current
0 6 8 4 6 8 10 2 1 4 6 8 10 2 2 4
p [A]
Series 3NW1 ...-0HG
Time/current characteristic curves diagram
Virtual melting time t vmt[s]
103
8
6
4
2
102
8
6
4
2
101
8
6
4
2
100
8
6
4
2
10-1
8
6
4
15 A
20 A
30 A
10 2
Prospective short-circuit current
0 4 6 810 2 1 4 6 810 2 6 8 2
2 10 3
4
p [A]
2
10-2
I2_12161
I2_12160
© Siemens AG 2007
BETA Protecting
Low-Voltage Fuse Systems
Series 3NW2 ...-0HG
Time/current characteristic curves diagram
[s]
t vmt
Virtual melting time
103
8
6
4
2
102
8
6
4
2
101
8
6
4
2
100
8
6
4
2
10-1
8
6
4
2
1 A
2 A
3 A
5 A
8 A
10 A
15 A
20 A
Prospective short-circuit current
Series 3NW3 ...-0HG
Time/current characteristic curves diagram
[s]
t vmt
Virtual melting time
Class CC fuse system
10 2 0 4 6 81012 4 6 81022 4 6 8103 10-2
2
102
8
6
4
2
101
8
6
4
2
100
8
6
4
2
10-1
8
6
4
2
-2
10
0,5 A
0,6 A
0,8 A
1 A
1,25 A
30 A
3 A
3,5 A
4 A
6 A
4,5 A
8 A
10 A
12 A
15 A
20 A
25 A
30 A
Prospective short-circuit current
p [A]
10 2 0 6 8 4 6 810
2 1 4 6 8 10 2 2 6 8103 4
p [A]
Siemens ET B1 AO · 2008, Characteristic curves
I2_12163
I2_12162
3/19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17