Siemens 7SR12 Argus Manual page 146

7SR11 & 7SR12 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 2.12-2 ANSI IDMTL Operate Curves (Time Multiplier=1)
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