GE AKF-1C User Manual

GEH
-
2021
.
installation
and
Operation
of
Type
AK
Power
Circuit
Breakers
To
close
AK
-
2
-
15
/
25
breakers
:
ference
between
the
enclosure
and
the
on
the
trip
shaft
,
Looking
at
the
breaker
spring
discharge
lever
on
the
breaker
,
if
from
the
right
,
countered
ockwi
&
e
rotation
1
.
Place
the
two
small
hooks
of
the
handle
manual
closing
Is
desired
with
the
breaker
,
,
of
the
trip
shaft
causes
the
breaker
to
trip
;
into
the
two
slots
located
in
the
lower
racked
in
,
the
interference
feature
must
be
clockwise
movement
resets
the
mechanise
portion
of
the
front
escutcheon
.
removed
,
otherwise
the
breaker
can
be
latch
.
The
manual
trip
button
,
overload
manually
closed
in
the
test
position
or
fully
devices
,
shunt
trip
,
undervoltege
tripptnr
2
.
Rotation
of
the
long
end
of
the
handle
racked
out
position
only
.
device
,
and
reverse
current
trip
all
operate
downwards
forces
the
shorter
end
of
in
this
fashion
to
trip
the
breaker
,
The
the
handle
upwards
against
the
bottom
1
«
With
the
ratchet
type
maintenance
handle
.
movement
of
the
striker
arms
of
all
#
{
of
the
solenoid
armature
,
and
closes
_
applied
_
tq
_
jhe
gear
box
shaft
,
operate
these
,
when
activated
,
should
move
from
the
breaker
’
s
contacts
.
"
tho
handle
until
the
springs
are
fully
1
/
32
to
1
/
1
$
Inch
beyond
the
point
at
which
charged
.
The
fully
charged
position
t
$
tripping
occurs
.
Tfite
is
what
to
mojuu
try
indicated
by
the
spring
charge
indicator
the
expression
,
”
p
<
>
B
4
t
*
ve
tripping
"
,
and
by
solid
resistance
to
any
further
handle
operation
.
To
close
AK
-
50
/
75
A
0
O
breakers
:
1
*
Place
the
ratchet
type
maintenance
handle
on
the
shaft
that
protrudes
from
the
gear
reduction
unit
.
2
.
Operate
handle
until
the
spring
charge
indicator
reads
charged
.
3
.
Continue
to
operate
handle
until
the
closing
springs
discharge
and
close
the
contacts
.
To
close
AK
-
503
/
75
SA
00
S
,
AJ
£
F
2
C
,
2
D
breakers
and
breakers
equipped
with
the
quick
closing
mechanism
:
Most
air
circuit
breakers
are
equipped
with
series
overcurrent
trip
devices
either
e
(
instantaneous
or
Instantaneous
2
.
Push
down
on
the
push
to
close
lover
to
release
the
energy
stored
in
the
closing
springs
which
closes
the
breakers
con
-
tacts
.
oz
me
dual
magnetic
typ
and
time
delay
tripping
)
i
alone
.
Breakers
are
designed
to
carry
up
to
100
%
of
the
continuous
current
rating
of
their
trip
devices
.
Any
attempt
to
earrv
higher
currenta
for
a
prolonged
period
wifi
cause
overheating
and
possible
damage
TRIPPING
The
breaker
la
tripped
,
open
by
the
displacement
of
a
mechanism
latbh
,
which
allows
a
toggle
linkage
supporting
the
movable
contacts
in
the
closed
position
to
collapse
.
rigidly
to
a
trip
shaft
which
iiiua
hori
-
zontally
from
left
to
right
through
the
breaker
.
tripping
the
breaker
operate
through
striker
arms
which
displace
the
mechanism
trip
2
.
"
Selection
and
Application
of
Power
latch
by
moving
against
trip
paddles
fastened
Circuit
Breakers
”
GET
-
U
13
.
TYPE
AKU
AND
BREAKERS
WITH
FUSE
-
BREAKER
COMBINATIONS
For
a
more
detailed
discussion
of
the
construction
,
operation
,
and
application
of
over
current
trip
devices
ref
or
to
the
follow
-
ing
publications
:
This
trip
latch
is
fastened
NOTE
:
All
AKD
,
or
AKD
-
5
drawout
type
breakers
equipped
with
the
quick
closing
mechanism
cannot
normally
be
closed
manually
when
In
the
racked
in
(
connected
position
)
,
due
to
mechanical
designed
inter
-
1
.
Maintenance
manual
for
specific
breaker
involved
(
see
"
Maintenance
”
;
All
of
the
means
provided
for
Open
Fuse
Lockout
Device
left
hand
side
of
the
breaker
(
looking
from
allowing
the
reset
button
to
extend
forward
front
)
.
The
purpose
of
this
device
ie
to
indicating
which
fuse
has
blown
,
andslmul
-
Thls
device
may
be
furnished
with
any
trip
the
breaker
upon
the
blowing
of
any
one
taneously
holdtnc
the
breaker
in
the
trip
-
of
the
above
type
breakers
.
The
open
fuse
of
the
breaker
fuses
.
This
energizes
the
free
position
until
the
latch
closed
ax
mature
lockout
device
consists
of
3
separately
oper
-
coll
of
the
device
causing
the
armature
to
is
released
by
the
operating
oi
the
manual
aUd
devices
(
one
per
breaker
pole
)
each
engage
the
trip
paddle
,
thereby
tripping
the
reset
button
,
wired
in
parallel
to
corresponding
breaker
breaker
.
Once
operated
,
the
armature
te
fusee
.
These
devices
are
mounted
on
the
latched
in
the
closed
air
gap
.
position
MAINTENANCE
INSTRUCTIONS
Maintenance
Manual
Should
arc
quencher
barriers
or
contacts
be
eroded
to
half
their
original
thickness
BEFORE
INSPECTION
OR
ANY
MAIN
-
they
should
be
replaced
.
TENANCE
WORK
IS
DONE
,
BE
SURE
THAT
THE
BREAKER
IS
IN
THE
OPEN
POSI
-
TION
.
ALL
ELECTRICAL
POWER
,
BOTH
PRIMARY
AND
CONTROL
SOURCES
SHOULD
ALSO
BE
DISCONNECTED
.
INSPECTION
Breaker
Type
GEI
-
74602
AX
-
1
-
1
$
.
AK
-
l
/
IA
-
25
Man
.
Operated
,
GEI
-
74603
AK
-
1
-
15
,
AK
-
I
/
1
A
-
28
Elec
.
Operated
.
GEl
-
74623
AKF
~
IB
/
LA
-
25
Man
.
Oper
.
GEI
-
74624
AKF
-
1
B
/
1
A
-
26
Elec
.
Gper
,
GEl
-
50299
All
AK
-
2
/
2
A
-
L
5
/
25
,
AKU
-
2
/
2
A
-
25
All
AX
-
1
/
2
/
2
A
-
50
/
75
/
100
,
AKU
-
2
/
2
A
-
50
,
AK
-
2
/
2
A
-
50
fl
/
7
SS
/
l
00
S
,
AKF
-
1
C
/
2
C
/
1
D
/
2
D
/
2
E
LUBRICATION
In
general
,
the
circuit
breaker
re
-
quire
*
moderate
lubrication
.
Bearing
points
and
sliding
surfaces
should
be
lub
-
rtcated
at
the
regular
inspection
periods
with
a
thin
film
<
3
GE
Lubricant
D
50
H
15
*
.
.
Before
lubricating
remove
any
hardened
grease
and
dirt
from
latch
and
bearing
surf
ache
with
kerosene
,
ALL
.
EXCESS
LUBRICANT
SHOULD
BE
REMOVED
WITH
A
CLEAN
CLOTH
TO
AVOID
ANY
AC
-
Always
inspect
the
breaker
after
a
CUMULATION
OF
DIRT
OR
DUST
,
short
circuit
current
has
been
interrupted
.
Periodic
inspection
of
the
circuit
breaker
is
recommended
at
least
once
a
year
.
More
frequent
inspections
are
recom
-
mended
,
if
severe
load
conditions
,
dust
,
moisture
,
or
other
unfavorable
conditions
exist
.
GEI
-
74600
On
drawout
breakers
,
the
contact
sur
-
.
At
the
time
of
inspection
,
the
following
face
hi
the
disconnect
studs
should
be
checks
should
be
made
after
the
breaker
1
cleaned
and
greased
with
GE
Grease
Specif
t
-
has
been
de
-
energized
.
-
cation
D
50
H
47
.
X
.
Manually
operate
the
breaker
several
times
,
checking
for
obstructions
Or
excessive
friction
.
2
.
Electrically
operate
the
breaker
several
times
(
if
breaker
has
electrical
control
)
to
ascertain
whether
the
electrical
attachments
are
functioning
properly
.
3
.
Remove
the
arc
quenchers
by
re
-
moving
the
channel
shaped
retaining
bar
.
4
.
Inspect
arc
quenchers
and
contacts
for
breakage
or
excessive
burning
.
These
instructions
have
as
their
pur
-
pose
the
imparting
of
Information
of
a
general
nature
concerning
the
installation
and
operation
of
Type
AK
power
circuit
breakers
.
If
more
complete
and
specific
Information
is
required
,
such
as
might
be
needed
for
overhauling
the
breaker
,
trouble
shorting
,
or
replacing
parts
of
the
breaker
,
refer
to
the
complete
Instruction
for
the
particular
breaker
,
type
involved
.
These
are
:
Renewal
parts
bulletins
for
the
various
types
oLbreakers
are
:
Bulletin
Breaker
Type
AK
-
1
-
15
/
25
and
AKF
-
1
B
AK
-
1
-
50
up
to
and
including
dash
9
AK
-
1
-
75
/
100
AK
-
2
-
15
-
25
AK
-
1
-
60
-
10
-
U
and
AK
-
2
-
W
GEF
-
3506
GEF
-
3878
GEF
-
3879
GEF
-
4149
GEF
-
4
X
50
GENERAL
ELECTRIC
COMPANY
,
PHILADELPHIA
,
PA
.
3
-
65
'
/
if
i
.
-
.
r
L
:
Courtesy of NationalSwitchgear.com

GE AKF-1C Specifications

General

Brand	GE
Model	AKF-1C
Category	Circuit breakers
Language	English