GE AKR-50 Installation Manual

GEI
-
86150
-
A
Breaker
Insertfioo
(
Code
B
)
1
.
Prior
to
lifting
a
breaker
to
its
intended
compartment
location
,
observe
the
following
precautions
:
a
.
Check
the
compartment
to
insure
that
it
is
free
of
foreign
objects
.
b
.
Verify
that
the
breaker
is
the
correct
type
for
that
compartment
.
c
.
Insure
that
the
breaker
is
OPEN
.
d
.
Apply
a
thin
,
fresh
coat
of
D
50
HD
38
lubricant
to
the
breaker
’
s
primary
disconnects
.
e
.
Insure
that
the
racking
cams
on
the
breaker
are
correctly
positioned
for
initial
engagement
with
the
pins
in
the
compartment
.
To
do
this
,
insert
the
racking
handle
and
rotate
it
fully
counterclockwise
.
2
.
Using
a
suitable
lifting
mechanism
and
spreader
rig
,
raise
the
breaker
above
the
elevation
of
the
tracks
.
(
Use
the
forward
slots
for
non
-
fused
breakers
,
the
rear
slots
for
fused
models
.
)
3
.
Rotate
the
two
track
lock
links
and
pull
the
tracks
out
to
the
limit
of
their
travel
.
4
.
Slowly
lower
and
guide
the
breaker
so
that
the
breaker
mounting
pins
drop
into
the
slots
in
the
tracks
.
Remove
the
lifting
device
.
5
.
Push
the
breaker
into
the
compartment
until
it
reaches
the
track
stops
.
This
is
the
DISCONNECT
position
.
At
this
point
the
racking
arms
are
positioned
to
engage
the
fixed
racking
pins
in
the
compartment
,
ready
to
begin
the
racking
motion
.
6
.
Close
the
compartment
door
.
Insert
the
racking
handle
into
the
racking
screw
opening
in
the
breaker
escutcheon
.
By
clockwise
rotation
of
the
handle
,
move
the
breaker
through
the
TEST
position
into
the
CONNECTED
position
;
the
latter
is
indicated
when
the
jackscrew
comes
to
a
solid
stop
.
Breaker
Removal
(
Code
B
)
1
.
With
the
door
closed
and
latch
,
trip
the
breaker
.
2
.
Insert
the
racking
handle
and
rotate
it
counterclockwise
until
the
breaker
travels
from
CONNECTED
through
TEST
to
the
DISCONNECTED
position
,
as
indicated
by
the
jackscrew
coming
to
a
solid
stop
.
This
operation
should
be
performed
with
the
door
closed
.
If
the
breaker
closing
spring
is
fully
charged
,
it
will
be
automatically
discharged
a
few
turns
before
the
end
of
the
racking
action
.
3
.
Open
the
compartment
door
.
Rotate
the
two
track
lock
links
and
pull
the
breaker
out
to
the
track
travel
limit
—
this
is
the
WITHDRAWN
position
.
4
.
Before
proceeding
with
subsequent
operations
to
re
-
move
the
breaker
from
the
„
compartment
,
visually
check
the
breaker
’
s
spring
charge
and
close
indicators
to
verify
that
breaker
is
open
and
the
springs
are
discharged
.
5
.
Attach
the
lifting
device
and
hoist
the
breaker
until
its
mounting
pins
clear
the
track
slots
.
6
.
Swing
the
breaker
forward
until
the
primary
disconnects
clear
the
compartment
;
lower
the
breaker
onto
a
flat
surface
free
of
protrusions
that
could
damage
the
breaker
’
s
internal
parts
.
8
Courtesy of NationalSwitchgear.com

GE AKR-50 Specifications

General

Brand	GE
Model	AKR-50
Category	Circuit breakers
Language	English