Siemens 7SR224 Technical Manual page 116

Recloser controller
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7SR224 Argus Performance Specification
1000
100
Time
(sec)
10
Moderately Inverse
1
Very Inverse
Extremely Inverse
0.1
2
3
4
5
6
8
20
30
40
50 60
80
1
10
100
Current (multiples of setting)
Figure 2-3
ANSI IDMTL Operate Curves (Time Multiplier=1)
©2010 Siemens Protection Devices Limited
Chapter 3 Page 31 of 49

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