Specifications

7SR242 Duobias Performance Specification
©2010 Siemens Protection Devices Limited Chapter 3 - Page 32 of 45
0.1
1
10
100
1000
1 10 100
Current (multiples of setting)
Time
(sec)
2 3 4 5 6 8 20 30 40 50 60 80
Long Time Inverse
Normal Inverse
Very Inverse
Extremely Inverse
Figure 2-2 IEC IDMTL Curves (Time Multiplier=1)