INSTRUCTIONS
OVERCURRENT RELAY
TYPE IFC66CD
INTRODUCTION
GEK-65604
Insert Booklet GEK-49949
These
instructions plus those in the included book GEK-49949,
form the
instructions for the
IFC66CD
type relays.
OESCRIPTION
The IFC66CD
relay covered by these instructions is similar to the
IFC66BD
relay
except wounc shading windings take the place of the solid shading rings on the
induction unit U-magnet. The wound shading coil leads are brought to Terminals
8
and 9
for external control.
The internal connections for the
IFC66CD
relay are shown in
F
ig
.
1.
For
the
time overcurrent function of this relay to operate for either protection
or test purposes, the shading coil terminals must be connected together externally.
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GENERAL
.
ELECTRIC
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