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E-4
Tripping curves
Compact NSX100 to 250
Protection of distribution systems (cont.)
Additional characteristics
Micrologic 2.2 and 2.2 G electronic trip units
Micrologic 2.2 - 40... 160 A
Micrologic 2.2 - 250 A
DB114766
.5 .
7
1
2
3 4 5
7
10
2
0 30 50
7
0 100
2
00 300
I / Ir
10 000
5 000
2
000
1 000
500
2
00
100
50
2
0
10
5
2
1
.5
.
2
.1
.05
.0
2
.01
.005
.00
2
.001
t(s)
t < 10
m
s
Isd = 1.5 ...10 x Ir
Ii = 15 x In
40
A
: Ir = 1
6
...40
A
100
A
: Ir = 3
6
...100
A
1
6
0
A
: Ir = 5
7
...1
6
0
A
DB114767
.5 .
7
1
2
3 4 5
7
10
2
0 30 50
7
0 100
2
00 300
I / Ir
10 000
5 000
2
000
1 000
500
2
00
100
50
2
0
10
5
2
1
.5
.
2
.1
.05
.0
2
.01
.005
.00
2
.001
t(s)
Ii = 1
2
x In
t < 10
m
s
2
50
A
: Ir = 90 ...
2
50
A
Isd = 1.5 ...10 x Ir
5HÀH[ WULSSLQJ
Micrologic 2.2 G - 40... 160 A
Micrologic 2.2 G - 250 A
DB114768
.5 .
7
1
2
3 4 5
7
10
2
0 30 50
7
0 100
2
00 300
I / Ir
10 000
5 000
2
000
1 000
500
2
00
100
50
2
0
10
5
2
1
.5
.
2
.1
.05
.0
2
.01
.005
.00
2
.001
t(s)
Ii = 15 x In
t < 10
m
s
40
A
: Ir = 1
6
...40
A
100
A
: Ir = 3
6
...100
A
1
6
0
A
: Ir = 5
7
...1
6
0
A
Isd = 1.5 ...9 x Ir
DB114769
.5 .
7
1
2
3 4 5
7
10
2
0 30 50
7
0 100
2
00 300
I / Ir
10 000
5 000
2
000
1 000
500
2
00
100
50
2
0
10
5
2
1
.5
.
2
.1
.05
.0
2
.01
.005
.00
2
.001
t(s)
Ii = 1
2
x In
t < 10
m
s
2
50
A
: Ir = 90 ...
2
50
A
Isd = 1.5 ...9 x Ir
5HÀH[ WULSSLQJ
559E5100.indd
version: 1.0