Technical Data - IC SYSTEMS automatika
Technical Data - IC SYSTEMS automatika
Technical Data - IC SYSTEMS automatika
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132 Tripping characteristics<br />
Tripping characteristics for circuit-breakers<br />
Circuit-breakers, switch-disconnectors<br />
up to 1600 A<br />
Systems, cable, selectivity and generator protection with NZM2<br />
Tripping time [s]<br />
2.5 h 8000<br />
6000<br />
4000<br />
2000<br />
1000<br />
800<br />
(10 min) 600<br />
400<br />
200<br />
100<br />
80<br />
(1 min) 60<br />
40<br />
20<br />
10<br />
6 8<br />
4<br />
2<br />
0.8 1<br />
0.6<br />
0.4<br />
0.2<br />
0.1<br />
0.08<br />
0.06<br />
0.04<br />
0.02<br />
0.01<br />
0.008<br />
0.006<br />
0.004<br />
0.002<br />
0.001<br />
1<br />
I sd =<br />
t r [s]<br />
20<br />
17<br />
14<br />
10<br />
8<br />
6<br />
4<br />
2<br />
t sd [ms]<br />
1000<br />
750<br />
500<br />
300<br />
200<br />
100<br />
60<br />
20<br />
2 3 4 5 6 7 8 910 x I r<br />
0<br />
I i = 12 x In<br />
System and line protection with NZM3<br />
NZM2(-4)-VE(F)...<br />
Characteristics for I r = 1,0 x I n<br />
2 3 4 5 6 7 8 910 15 20 30 40 50 60 70 80 100<br />
x I r<br />
Motor protection with NZM2<br />
Tripping time [s]<br />
2.5 h 8000<br />
6000<br />
4000<br />
2000<br />
1000<br />
800<br />
(10 min) 600<br />
400<br />
200<br />
100<br />
80<br />
(1 min) 60<br />
40<br />
20<br />
10<br />
6 8<br />
4<br />
2<br />
0.8 1<br />
0.6<br />
0.4<br />
0.2<br />
0.1<br />
0.08<br />
0.06<br />
0.04<br />
0.02<br />
0.01<br />
0.008<br />
0.006<br />
0.004<br />
0.002<br />
0.001<br />
1<br />
I i =<br />
t r [s]<br />
20<br />
17<br />
14<br />
10<br />
6 8 4<br />
2 3 4 5 6 8 10 12 14 x I r<br />
Moeller SK1230-1157GB-INT<br />
Systems, cable, selectivity and generator protection with NZM3<br />
2<br />
NZM2-ME...<br />
Characteristics for I r = 1,0 x I n<br />
2 3 4 5 6 7 8 910 15 20 30 40 50 60 70 80 100<br />
x I r<br />
Tripping time [s]<br />
2.5 h 8000<br />
6000<br />
4000<br />
2000<br />
1000<br />
800<br />
(10 min) 600<br />
400<br />
200<br />
100<br />
80<br />
(1 min) 60<br />
40<br />
20<br />
10<br />
6 8<br />
4<br />
2<br />
0.8 1<br />
0.6<br />
0.4<br />
0.2<br />
0.1<br />
0.08<br />
0.06<br />
0.04<br />
0.02<br />
I i =<br />
2 2.5 3 3.5 4 5 6 7 8<br />
2 3 4 5 6 7 8 9 11x I n 250 A, 400 A<br />
Characteristics for I r = 1,0 x I n<br />
I i = x I n<br />
NZM3(-4)-AE(F)...<br />
630 A<br />
Tripping time [s]<br />
2.5 h 8000<br />
6000<br />
4000<br />
2000<br />
1000<br />
800<br />
(10 min) 600<br />
400<br />
200<br />
100<br />
80<br />
(1 min) 60<br />
40<br />
20<br />
10<br />
6 8<br />
4<br />
2<br />
0.8 1<br />
0.6<br />
0.4<br />
0.2<br />
0.1<br />
0.08<br />
0.06<br />
0.04<br />
0.02<br />
2 3 4 5 6 7 8910<br />
t sd [ms]<br />
1000<br />
750<br />
500<br />
300<br />
200<br />
x I r<br />
100<br />
60<br />
20<br />
0<br />
x I r<br />
I sd = 1.5 2 2.5 3 3.5 4 5 6 7<br />
630 A<br />
I sd =<br />
t r [s]<br />
20<br />
17<br />
14<br />
10<br />
8<br />
6<br />
4<br />
2<br />
Characteristics for I r = 1,0 x I n<br />
without “I 2 t = constant” function<br />
250 A, 400 A<br />
NZM3(-4)-VE(F)...<br />
0.01<br />
0.008<br />
0.006<br />
0.004<br />
0.002<br />
0.01<br />
0.008<br />
0.006<br />
0.004<br />
0.002<br />
I i =<br />
I i =<br />
2 2.5 3 3.5 4 5 6 7 8 x I n<br />
630 A<br />
2 3 4 5 6 7 8 9 11x I n 250 A, 400 A<br />
0.001<br />
1<br />
2 3 4 5 6 7 8 910 15 20 30 40 50 60 70 80 100<br />
0.001<br />
1<br />
2 3 4 5 6 7 8 910 15 20 30 40 50 60 70 80 100<br />
x I r<br />
x I r
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