GE AK-1-15 Series - Page 17

PAGE
15
"
NJ
'
-
tW
|
UU
i
UO
W
4
.
(
4
.
r
(
-
iuu
’
1
=
Air
Circuit
Breaker
*
*
Type
AK
-
1
-
16
and
AK
>
l
-
25
GKH
-
ICOT
AUXILIARY
SWITCH
The
stationary
contacts
(
12
)
and
insulation
strip
(
13
)
are
attached
to
tt
>
c
closing
solenoid
by
IGUItE
13
bracket
(
ft
)
tind
screws
(
10
)
,
A
remote
closing
switch
may
i
be
used
to
close
the
circuit
of
the
The
auxiliary
switch
is
mounted
on
the
left
side
solenoid
control
system
,
thereby
energising
tlx
©
of
the
operating
mechanism
,
The
main
oli
&
ft
(
if
)
.
closing
solenoid
.
Fig
.
11
,
of
the
breaker
causen
crank
(
4
)
,
Fig
.
12
;
to
,
rotate
as
the
breaker
Opens
and
closes
.
The
cranlr
.
Adjustments
operates
toe
auxiliary
switch
shaft
(
8
)
,
Fig
.
IS
which
opens
and
closes
toe
"
A
and
,
Tb
"
contacts
of
the
The
closing
switch
requires
no
attention
,
other
switch
.
(
The
"
a
"
contacts
are
open
when
toe
breaker
than
cleaning
.
of
contact
occasionally
.
Is
open
;
the
"
b
"
contacts
are
closed
when
toe
breaker
J
1
B
Open
)
.
The
opening
and
closing
of
the
auxiliary
SOLENOID
CONTROL
SYSTEM
switch
contacts
is
determined
by
an
arrangement
of
cams
(
12
)
.
mounted
on
too
auxiliary
switch
shaft
(
3
)
.
The
top
terminals
(
if
the
switch
are
"
a
"
con
-
tacts
,
too
bottom
terminals
are
"
It
"
contacts
.
ADJUSTMENTS
,
FIG
.
13
The
contacts
of
gny
stage
may
be
changed
from
"
a
"
to
*
'
h
”
or
vioc
versa
,
If
chanpe
are
ttwiftd
to
the
operation
of
too
contacts
,
an
approved
drawing
of
the
cam
(
IS
)
arrangement
should
be
obtained
or
a
careful
sketch
made
,
a
*
.
1
;
)
Tills
system
connists
of
an
X
contactor
and
Y
relay
(
see
Fig
.
IB
)
which
are
located
on
the
left
side
of
toe
operating
’
mechanism
.
It
also
contains
switch
(
26
)
,
Fig
,
10
,
which
Is
located
in
the
it
Of
toe
operating
meclianism
(
looking
from
Tlie
sequence
of
operation
is
as
fellows
:
I
a
.
When
the
closing
switch
is
closed
,
the
coil
of
the
jX
contactor
becomes
energised
.
b
.
The
contacts
of
toe
X
contactor
make
,
sealing
Its
coll
in
and
also
energising
the
breaker
closing
cull
,
c
.
The
breaker
then
closes
and
latches
causing
the
fob
contact
of
toe
prop
switch
(
26
)
,
Fig
,
10
,
to
open
thereby
de
-
energbalng
toe
X
contactor
coll
and
the
breaker
closing
eoi
!
„
3
a
prop
:
top
front
the
front
)
.
In
order
to
change
an
.
"
a
"
contact
to
a
"
bn
contact
,
it
i
«
needtUKgry
to
remove
the
four
tie
bolt
*
(
2
)
ana
change
the
position
ext
the
particular
cam
00
hi
relation
to
the
aliaft
.
Con
-
tact
*
should
bo
cleaned
ooca
»
i
0
xmll
.
y
to
insure
prop
-
er
performance
.
HEPJLiACKMEWTS
,
FIG
*
13
NOTE
;
If
the
closing
switch
is
cloaed
while
1
*
Disconnect
all
leads
to
the
auxiliary
switch
,
the
breaker
in
the
cloeed
position
,
or
if
it
re
-
2
.
Remove
mounting
bolt
(
I
)
and
aorW
(
4
)
to
'
mains
cloned
itfter
the
,
breaker
closes
,
the
coil
of
remove
device
from
broaden
3
.
If
no
approved
sketch
of
the
cam
arrange
-
ment
is
available
,
remove
the
cad
plate
(
6
)
from
the
device
by
removing
the
four
tie
bolt
*
(
2
)
and
draw
a
'
sketch
of
the
position
of
the
particular
cam
in
relation
to
the
ohftft
4
s
Before
installing
the
new
device
,
see
that
the
cams
are
to
the
same
position
a
*
to
the
device
that
is
being
replaced
.
f
>
,
Install
the
new
device
In
reverse
order
*
tr
n
8
'
\
p
K
r
ELECTRICAL
CLOSING
DEVICES
ANU
CONTROLS
The
electrical
closing
devices
and
controls
consist
of
toe
following
:
a
.
Closing
Switch
b
.
Solenoid
Control
System
c
.
Closing
Solenoid
*
-
i
i
3
CLOSING
SWITCH
,
FIG
,
14
The
ctoeing
switch
to
located
in
.
toe
tower
rigid
hand
corner
of
toe
front
escutcheon
(
1
)
,
ft
*
MOT
a h I t
CfottfciKi
t
BfjwAnt
10
.
8
«
f
*
W
Ur
Ctofdbff
Mfiuaid
U
.
8
t
*
U
«
rtUMry
Ot
*
*
t
*
«
t
13
,
pckMiXatihn
Strip
I
*
tmnt
Itomt
&
mvi
2
»
tCttfeoin
^
rn
3
.
i
.
4
»
pivots
-
$
.
fufjh
ttiRtljon
'
6
.
-
7
.
UpAGftjr
A
push
button
ftrctondia
through
the
front
o
&
cutch
*
&
nd
is
supported
by
bracket
(
3
)
.
Spring
(
6
)
re
-
turns
the
puah
button
to
a
neutral
pooifion
niter
toe
*
movable
content
(
ft
)
lm
«
momtmterUy
engaged
.
UtatloiwLry
contecte
(
12
)
*
Two
retainers
(
2
)
and
‘
opacer
(
7
)
are
uned
to
hold
toe
movable
contact
in
place
.
eon
too
!
•
tyf
.
rt
eio
#
tefi
awlWi
17
•
i
Courtesy of NationalSwitchgear.com