GE IAC53A Instructions Manual page 6

Time overcurrent relays
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GE8-1788 Type lAC Time Overcurrent Relay
26
24
22
20
18
16
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601'\.1
50"",
25"V
TAP
RANGE
0.5-2.0
AMPS.
601'\.1
TAP
RANGE
50"",
1. 5-6.0
A~PS
•.
25"",
TAP
60""
J
RANGE
501'\.1
4-16
251'V
AMPS.
o
2
4
6
8
10
12
14
16
18
20
MULTIPLES OF MINIMUM PICK-UP CURRENT
SATURATION CURVES FOR
lO~EST
TAPS OF
INOUCTION UNITS ON VERY INVERSE
TYPE lAC RELAYS
Fig. 6
Saturation Curves for Lowest Taps of tne Induction Unit of Type lAC Relays with
Very-Inverse-Time Characteristics
N
o
-
o
o
.q
>D
I
:.:
~
CI
u...

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