7SG11 Argus Technical Reference
©2013 Siemens Protection Devices Limited
P20007 Page 18 of 71
0
20
40
60
80
100
120
50
60
70
80
90
Frequency (Hz)
P
ic
k
-u
p
L
e
v
e
l
(m
A
)
Figure 1.5-5
Sensitive Earth-fault Frequency Response (Is = 5 mA)
Figure 1.5-6
Sensitive Earth-fault Operate Time to Contact
0
10
20
30
40
0
5
10
15
20
25
Current (multiple of setting) - I/Is
T
im
e
(
m
s
)