2-36
U41644-J-Z816-5-76
Laufende K/F 2
Figure 2.18 Characteristics of circuit breakers in
customers' distribution panels installed in Japan
180
120
60
40
20
10
6
4
2
1
40
20
10
6
4
2
1
0.6
0.4
0.5
0.1
0.06
0.04
0.02
0.01
1
1.5
2
3
4
5 6 7 8 10
15
20
30
40 50
80 100
Breakin
g
time
C
u
rrent (ratio to the rated c
u
rrent)
min
s
Minim
u
m
Maxim
u
m