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4
Time Overcurrent Relays Type
lAC
T
lol
E
N
s
E
c
0
N
D
s
7.
0
6.0
5.0
'+.0
J.O
2.0
1.0
0
1.5
2
. � ' .
�
9
lO
MULTIPLES OF loiiNIIoiUiol CLOSING
CURRENT
20
Fig.
2
Time-current Curves
of
Type
lAC
Relays �ith Inverse-time Lharacteristics
....
,
T
lol
10
D
9
I.
A
8 L
6 E
5
T
T
..
3
N
2
G
l
0, 5
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