GE AK-2-50 - Page 4

Installation
and
Operation
of
Type
AK
Power
Circuit
Breakers
GEH
-
20
jt
.
The
Connected
Position
-
the
breaker
in
the
operating
position
,
both
primary
and
secondary
contacts
made
and
the
door
may
be
closed
.
2
.
The
Test
Position
-
the
primary
(
power
)
contacts
not
made
but
the
secondary
weaker
test
not
Involving
power
maybe
made
In
tills
position
.
The
door
may
be
closed
in
this
position
.
3
.
Disconnect
Position
-
neither
the
pri
-
mary
nor
the
secondary
contacts
made
.
The
door
may
be
closed
.
4
.
Fully
Withdrawn
Position
-
the
breaker
completely
out
of
its
compartment
ready
for
removal
from
the
timer
housing
.
The
door
must
be
open
in
this
position
.
TERMINAL
BOARDS
^
REMOTE
CLOSE
SW
.
O
i
O
—
"
i
O
20
T
NOTE
:
-
TERMINAL
BOARD
LOCATED
-
©
N
-
RlGW
-
T
SIDE
OF
BREAKEft
-
EOR
AK
-
lft
/
26
WITH
EXTERNAL
CONN
-
ECTIONS
MADE
TO
RIGHT
SIDE
OF
BOARD
.
FOR
AK
-
3
O
/
73
/
}
0
O
TERMINAL
BOARD
LOCATED
ON
LEFT
SIDE
WITH
EXTERNAL
CONNECTIONS
MADE
TO
LEFT
SIDE
OF
BOARD
*
CLOSING
VOLTAGE
SOURCE
O
40
o
7
FUSES
TRIP
\
HI
—
O
5
O
0
60
O
7
o
O
80
09
0
:
0
«
oO
TRIPPING
VOLTAGE
SOURCE
SOURCE
FOR
UNDE
RVOLTA
GE
TRIPPING
1
POTENTIAL
r
*
SOURCE
FOR
(
+
)
REVERSE
J
CURRENT
DEVICE
—
(
E
—
\
LZjy
|
f
(
-
)
CZ
2
NOTE
:
The
mechanism
is
designed
to
reverse
automatically
in
the
connect
and
fully
disconnected
position
,
an
operation
io
started
It
must
be
pleted
.
Completion
of
an
operation
is
indicated
by
the
red
knob
retracting
to
Its
original
position
.
(
LM
—
1
TO
(
a
)
CONTACT
OF
AUXILIARY
SWITCH
Once
com
-
(
Fs
-
orrb
VI
«
w
)
rig
.
1
Breaker
Insertion
AK
-
2
A
-
With
the
inner
housing
In
'
"
the
connected
position
proceed
as
follows
:
5
.
Pueh
the
breaker
in
against
the
tra
<
stops
:
Rotate
the
two
lock
links
i
lock
the
breaker
in
place
*
Close
it
door
.
NOTE
:
When
moving
a
breaker
fro
:
one
position
to
another
be
sure
break
*
is
tripped
open
.
4
Pull
the
red
knob
.
Pull
the
mechanic
operating
handle
two
times
until
the
te
<
position
is
reached
.
3
.
Open
the
housing
door
and
rotate
the
two
track
lock
links
,
releasing
the
tracks
.
Pull
the
tracks
out
to
the
limit
of
their
travel
*
This
is
the
fully
with
-
drawn
position
.
1
c
Pull
tha
red
knob
.
Pull
the
mechanism
operating
handle
fully
out
and
allow
tttb
return
to
its
original
position
*
Repeat
this
three
more
times
*
The
inner
houae
Is
now
in
the
test
position
.
2
.
Pun
the
red
knob
a
.
galn
.
Pull
the
mecha
-
nism
operating
handle
two
complete
strokes
drawing
the
inner
housing
to
the
disconnect
poaition
.
4
.
With
A
lifting
device
,
raise
the
breaker
so
the
mounting
pins
are
about
one
inch
above
the
track
*
.
Lower
breaker
so
the
breaker
mounting
plna
drop
into
the
slots
in
the
tracks
.
Remove
the
lifting
device
cable
.
NOTErWHEN
SEPARATE
PWR
.
SOURCE
FOR
CLOSING
IS
~
USED
.
OMIT
C
JUMPERS
A
1
-
A
3
&
o
—
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>
—
c
A
2
-
A
4
.
THEN
CON
-
NEC
!
PWRCM
*
£
O
10
AIAA
2
STA
.
SEC
.
DISCONNECTS
\
A
\
7
\
RFMOTE
rH
>
2
"
<
3
*
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.
.
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-
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.
SEC
.
DISCONNECTS
LOCATED
AT
TOP
OF
COMP
B
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o
-
bt
-
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.
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.
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AK
-
15
an
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6
25
Breaker
CoxnpnrtmeiYb
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75
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