ABB CO

l
.
L
.
41
-
103
H
TYPICAL
TIME
CURVES
TYPE
CO
-
11
OVERCURRENT
RELAY
50
-
60
HERTZ
n
*
4
£
DIAL
SETTING
Curve
288
B
655
Typical
Time
Curve
of
the
Type
CO
-
11
Relay
Fig
.
9
.
12
Courtesy of NationalSwitchgear.com