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Motor-protective circuit-breakers PKZM01, PKZM0, PKZM4, PKE
2010
CA08103002Z-EN
www.eaton.com7/31
Tripping characteristic curves, wide-range circuit-breaker PKE
Let-through characteristics, motor-protective circuit-breaker, transformer-protective circuit-breakers, circuit-breaker for starter combinations
Motor-protective circuit-breaker let-through characteristics
PKE...
2
1
20
10
5
2
1
20
10
5
2
1
500
200
100
50
20
10
5
2
100
30 40 50 70
20 15 10 7 543 2 1.5 1
1
t
h
min
s
ms
x I
r
12
x I
r
14
x I
u
CLASS5
CLASS20
CLASS10
CLASS15
[
kA]
Î
D
1
2
3
6
4
8
10
4.0
A
6.3
A
2.5
A
1.6
A
0.25
A
10
A/12 A
0.1
0.2
0.3
0.4
0.6
0.8
0.01
0.02
0.015
0.03
0.04
0.06
0.08
1
2 1.5
3 4 6 8 10
20 15
30 40 60 80100
U
e
= 400 V
16
A
20
A
25
A
32
A
1
A
0.4
A
0.63
A
PKZM0-....
PKZM01-....
PKM0-....
2
·
I
cc
I
cc rms
[
kA]
U
e
= 400 V
PKZM01
PKZM0-....
PKM0-....
10
4
1.5
2
3
6
4
8
10
5
4.0
A
6.3
A
2.5
A
1.6
A
1.0
A
10
A/12 A
10
3
2
1.5
3
4
6
8
10
2
2
1.5
3
4
6
8
1
2 1.5
3 4 6 8 10 20 15
30 40 60 80100
16
A
20
A
25
A
32
A
[
kA]
[
A
2
s]
i
2
dt
1
st
half-wave
I
cc rms
U
e
= 400 V
10
10
100
63/58
A
50/40/32
A
25
A
16
A
PKZM4
1
1
100
[
kA]
2 ·
I
cc
Î
D
I
cc rms
[
kA]
10
5
10
6
10
4
10
2
1
10
100
10
3
U
e
= 400 V
63/58
A
50/40/32
A
25
A
16
A
PKZM4
[
kA]
[
A
2
s]
i
2
dt
1
st
half-wave
I
cc rms
PKZM, PKE