Table of Contents
FIGURE
1
Cutaway o f Drawout Case Show i ng Position o f
Aux i l i ary Brush
2
Type IAC53 Relay Removed from Case ( Front V i ew )
3
Type IAC53 Relay Removed from Case ( Rear V i ew )
Type IAC53A Internal Connecti o ns ( Front View )
4
Type IAC53B Internal Con nect i ons ( Front View )
5
Type IAC54A Internal Con nections ( Front View )
6
Type IAC54B Internal Con nections ( Front View )
7
8
50 Hz T i me/CurrentCharacteri st i cs f or the Type-IAC53
and IAC54 Relays
9
60 Hz T i me/Current Character i st i cs f or the Type-IAC53
and IAC54 Relays
10
Time-Curve Character i st i cs o f the Instantaneous Un i t
1 1
Saturat i o n Curves f or Lowest Taps o f the Induction U n i t
o f Type IAC Relays with Very Inverse T ime Characteristics
Out line and Panel Dr illi ng f or IAC54B Relays
12
Outl i ne and Panel Dr i lling for IAC53A,
13
IAC53B and IAC54 Relays
14
Test Con nections for Testi ng P i ck-Up and Time Curve
o f IAC Relays
External Con nections of Three IAC53A Relays Used f or
1 5
Phase To Phase and Ground Overcurrent Protection
o f a 3-Phase C i rcu it
GEK-34054
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