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Target And Seal-In Unit; Renewal Parts - GE IACS1A Instructions Manual

Time overcurrent relays

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GEK-34053
3.
With the armature against the pole piece,
the cross member of the
"T" spring should be in a horizontal plane and there should be at
least
1/32
inch wipe on the contacts.
Check this by inserting a
0.012
inch feeler gage between the front half of the shaded pole
and
the
armature,
with
the
armature
held
closed.
The
contacts
should close with the feeler gage in place.
TARGET AND SEAL-IN UNIT
Check steps 1 and 2 as described under INSTANTANEOUS UNIT above.
To check the wipe of the seal—in unit,
insert a 0.012 inch feeler
gage between the plastic residual of the armature and the pole piece,
with
the
armature
held
closed.
The
contacts
should
close
with
the
feeler gage in place.
RENEWAL PARTS
It
is
recommended
that sufficien t quantitie s of
renewal parts be
carried
in
stock
to
enable
the
prompt
replacement
of
any
that
are
worn, broken, or damaged.
When ordering
renewal parts,
address
the nearest Sales Office of
the
General
Electric
Company,
specify
the
quantity
required and
the
name of
the part
wanted,
and
the complete model
number
of
the
relay
for which the part is required.
Since
the
last
edition,
changes
have
been
made
in
ELECTRICAL
TESTS/TIFIE-OVERCURRENT
UNIT/Time
Test,
and
INSTALLATION/TIME
OVERCURRENT UNIT, step 2.
18

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