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GEH-1753
OVercurrent Relays Type
Time
20
1D
•
•
7
•
�
I
:z:
0
..
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3
fll
�
�
2
1
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.1
.I
..
.
.I
.2
. 1
...
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. 07
.01
.05
.04
.03
.02
1
.O .I .I .7 .I .1 1
Fig.2.
( 088880269 [3])
4
lAC
2
I
MULT\PLES
OF RELAY
Curves of
Time-current
4
I
I 1 I I 10
20
TAP SETTlNG
Type lAC Relays with Inverse-time Characteristics
10
"'
c
·-
-
G>
-
(f)
0
-
·-
0
CD
E
·-
.... .. .
!
40
50 10 70 80 110
30
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