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Siemens SIPROTEC easy 7SJ45 - Page 74

Siemens SIPROTEC easy 7SJ45
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Manual 7SJ45 Technical Data
C53000-K1174-C001-7 74
Figure 2-16 Reset time characteristic as per ANSI,
moderately inverse, (M INV)
Figure 2-17 Pickup characteristic as per ANSI,
moderately inverse, (M INV)
0.05 0.1 0.2 0.3 0.5
0.9
0.05
0.1
0.2
0.3
0.5
1
2
3
5
10
20
100
200
500
0.50
1.00
2.00
5.00
10.00
15.00
D[s]
I/Ip
t[s]
t
0.97
1II
P
()
2
-----------------------------
èø
ç÷
ç÷
æö
Ds[]=
2 3 5 10 20
0.50
1.00
2.00
5.00
10.00
15.00
D[s]
I/Ip
0.05
0.1
0.2
0.3
0.5
1
2
3
5
10
20
100
200
500
t[s]
1.1
t
0.0103
II
P
()
0.02
1
--------------------------------------
0.0228+
èø
ç÷
ç÷
æö
Ds[]=

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