Time Overcurrent Relays Type
lAC
4 8
4 5
42
)9
)6
))
)0
v
0
l
2 7
T
A
G
2 4
E
2 1
18
15
12
9
6
3
0
'
0
2
4
6
8
10
1 2 14
16
18
20
MU LT I P LES
O F
M I N I MUM TAP SETT I NG
F i g.
3
Satu rat i on Cu rves for Lowest Taps of the I n duct i on Un i t of
Type
1
AC Rei ay s w i th I n verse- t i me Character i st,ics
2 5
1'\.1
60
t'U
50
"'
TAP
RANGE
0 . 5-2 . 0
25�
TAP
RANGE
60
""
1 . 5-6 .
0
50rv AMPS .
}
TAP
60"" RANGE
25� 4-16
50""'
AMPS.
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