Siemens SIPROTEC easy 7SJ45 Handbuch Seite 73

Manual 7SJ45
500
3.20
100
1.60
0.80
0.40
20
0.20
10
0.10
5
3
0.05
2
1
0.5
0.3
0.2
↑ ↑ ↑ ↑
0.1
T [s]
p
0.05
0.05 0.1
Figure 2-14 Reset time characteristic as per IEC Type C
(extremely inverse, E INV)
Extremely inverse /
(Type C)
C53000-K1174-C001-7
0.2 0.3 0.5
I/Ip
æ ö
ç ÷
58.2
⋅ s [ ]
t ---------------------------- - T
=
ç ÷
P
2
( ⁄ )
è ø
1 I I
–
P
100
20
10
5
3
2
1
0.5
0.3
0.2
0.1
0.05
0.9
1.1
Figure 2-15
Extremely inverse /
(Type C)
2 3 5
I/Ip
Trip characteristic as per IEC Type V
(extremely inverse, E INV)
æ
ç 80
---------------------------- -
t =
ç
( ⁄
è
I I
P
Technical Data
3.20
1.60
0.80
0.40
↑ ↑ ↑ ↑
10 20
← ← ← ←
T [s]
0.05 0.10 0.20
p
ö
÷
⋅ s [ ]
T
÷
P
2
)
ø
1
–
73