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NHJ MCCB Characteristics
NHJ TIME / CURRENT CHARACTERISTICS
NHL TIME / CURRENT CHARACTERISTICS
x
I
n
1 2
5
20 50
10
0.1 0.2 0.5
0.01
0.01
10
100
1000
10000
t
[s]
0.01
0.1
0.1
0.1
1
x
4x
4x
8x
8x
4x
4x
8x
8x
4x
4x
8x
8x
I
L
I
i
I
i
I
i
I
n
= 100 A
I
n
= 160 A
I
n
= 250 A
I
n
= 100 A
I
n
= 160 A
I
n
= 250 A
I
r
I
i
3
3
I
r
min.
ma .
x
I
n
1 2
5
20
50
10
0.1 0.2 0.5
I
r = 575 A.630 A ~
I
i = 7 kA
4x
12.5x
4x
12.5x
4x
12.5x
4x
12.5x
4x
12.5x
4x
12.5x
I
I
n
= 250 A
I
n
= 400 A
I
n
= 630 A
I
i
I
i
I
i
I
n
= 250 A
I
n
= 400 A
I
n
= 630 A
L
I
r
I
i
0.01
0.01
10
100
1000
10000
t
[s]
0.01
0.1
0.1
0.1
1
I
r
min.
max.
3
3
IR & II SET AT MINIMUM
CURRENT VALUE (A)
OHMIC VALUE
0.4
5
0.4
5
AMPS SECONDS SECONDS VOLTAGE SECONDS SECONDS
100
150A
150A
230V
1.533
Ω
1.533
Ω
160
240A
240A
230V
0.958
Ω
0.958
Ω
250
375A
375A
230V
0.613
Ω
0.613
Ω
IR SET AT MINIMUM & II SET AT MAXIMUM
100
320A
230A
230V
0.719
Ω
1.000
Ω
160
512A
368A
230V
0.449
Ω
0.625
Ω
250
800A
575A
230V
0.288
Ω
0.400
Ω
IR & II SET AT MAXIMUM
100
800A
600A
230V
0.288
Ω
0.383
Ω
160
1280A 960A
230V
0.180
Ω
0.240
Ω
250
2000A 1500A 230V
0.115
Ω
0.153
Ω
IR SET AT MAXIMUM & II SET AT MINIMUM
100
400A
400A
230V
0.575
Ω
0.575
Ω
160
640A
640A
230V
0.359
Ω
0.359
Ω
250
1000A 1000A 230V
0.230
Ω
0.230
Ω
IR & II SET AT MINIMUM
CURRENT VALUE (A)
OHMIC VALUE
0.4
5
0.4
5
AMPS SECONDS SECONDS VOLTAGE SECONDS SECONDS
250
375A
375A
230V
0.613
Ω
0.613
Ω
400
600A
600A
230V
0.383
Ω
0.383
Ω
630
945A
945A
230V
0.243
Ω
0.243
Ω
IR SET AT MINIMUM & II SET AT MAXIMUM
250
1250A 575A
230V
0.184
Ω
0.400
Ω
400
2000A 920A
230V
0.115
Ω
0.250
Ω
630
3150A 1449A 230V
0.073
Ω
0.159
Ω
IR & II SET AT MAXIMUM
250
3125A 1500A 230V
0.074
Ω
0.153
Ω
400
5000A 2400A 230V
0.046
Ω
0.096
Ω
630
7875A 3780A 230V
0.029
Ω
0.061
Ω
IR SET AT MAXIMUM & II SET AT MINIMUM
250
1000A 1000A 230V
0.230
Ω
0.230
Ω
400
1600A 1600A 230V
0.144
Ω
0.144
Ω
630
2520A 2520A 230V
0.091
Ω
0.091
Ω