GE AK-1-15 Series - Page 24

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PAGE
13
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!
GEH
-
1807
Air
Circuit
Breakers
Typo
A
&
-
X
-
1
B
and
AK
-
1
-
06
WISefLLAWEOOS
!
;
!
t
"
'
A
\
SHUNf
TBIWMO
.
DEVICE
If
,
to
sowfe
mean
,
to
entire device
is
to
be
replaced
*
tills
j
is
accomplished
by
removing
the
fasteners
betmsOxi
tee
shunt
trip
device
frame
(
3
)
side
of
and
supporting
bracket
(
13
)
,
front
)
-
The
shunt
tripping
device
(
refer
to
Fie
*
21
)
is
mounted
on
a
bracket
attached
to
the
right
the
operating
mechanism
(
looking
from
the
A
remote
switch
or
relay
contacts
are
used
to
close
tee
circuit
of
the
device
causing
teti
armature
(
tf
)
to
engage
the
trip
paddle
(
11
)
thereby
tripping
tee
breaker
.
The
spring
(
2
)
is
used
40
return
tee
armature
to
the
neutral
.
position
after
tee
breaker
trips
.
replacing
either
the
coil
or
tec
entire
dcvtee
,
the
overtxavel
adjustment
should
After
shunt
trip
be
checked
.
BELL
ALARM
'
ANP
LOCKOUT
'
DEV
I
MS
$
To
prevent
ovorheatingj
the
coil
,
(
7
)
is
cut
off
by
contacts
of
the
auxiliary
switch
which
are
Open
when
the
breaker
is
open
,
ADJUSTMENTS
mhb
ALARM
;
PEVICE
A
bell
alarm
device
(
see
Fig
.
22
)
is
available
which
operate
when
an
overcurrent
trips
tec
breaker
.
It
insists
primarily
of
a
lever
’
(
7
)
and
.
. . . .
.
gor
(
11
)
riveted
to
auxiliary
shaft
(
8
)
,
l
&
teh
(
13
)
,
From
l
/
tVr
to
1
/
10
”
overtmvel
of
tee
arum
-
catch
(
10
j
.
switch
(
1
)
,
reset
lover
(
3
)
,
and
mounting
tore
is
required
when
tee
breaker
is
tripped
.
If
bracket
(
4
)
,
any
adjustment
is
necessary
to
provide
this
amount
of
overtxavel
,
the
trip
paddle
is
beat
;
in
or
out
accordingly
*
Jtwn
Whon
the
breaker
is
tripped
by
an
overload
,
tee
overload
ck
/
vice
trip
arm
(
0
)
'
causes
lever
(
7
)
,
hanger
(
HI
)
,
and
hitch
(
12
)
to
rotoite
counterclock
-
wise
m
a
(
single
member
about
pin
(
0
)
.
This
disengages
ted
latch
from
the
catch
(
IP
)
,
When
tee
breaker
opens
/
link
(
17
)
also
releases
tee
catch
,
allowing
its
spring
to
rotate
it
counterclockwise
Aa
with
the
umlervoltage
device
,
th
©
only
part
about
pin
(
18
)
.
;
’
This
in
turn
permits
Hat
ever
normally
needs
replacement
la
the
coil
of
switch
(
I
)
to
move
downward
,
closing
-
AC
device
.
The
replacement
procedure
is
m
contact
of
the
switch
and
thereby
completing
the
-
follows
;
-
•
alarm
circuit
/
!
’
REPl
^
ACEMENT
Coil
plunger
of
the
lower
^
h
Disconnect
lea
#
of
coil
(
7
)
*
2
,
Remove
screws
(
5
)
which
fasten
magnet
and
coil
to
the
fraxno
of
the
dew
to
,
3
.
Remove
magnet
(
6
)
and
coil
(
7
)
,
4
,
Straighten
lower
end
of
clamp
(
6
)
and
remove
coil
from
jMgnet
*
5
.
Install
new
coll
,
muMiemble
and
reconnect
leads
*
H
the
brisker
is
opened
by
means
other
than
tee
overload
;
device
,
the
latch
(
12
)
remains
in
position
and
(
few
not
allow
the catch
to
rotate
even
though
it
is
released
by
link
(
17
)
*
Operation
of
the
reset
lever
(
3
)
returns
the
catch
and
switch
contacts
to
their
original
jx
>
»
itkw
.
At
the
same
-
tinte
,
spring
(
&
)
resets
latch
(
12
)
*
KP
13
<
?
-
\
Z
(
£
'
^
A
,
^
iT
WT
n
*
rr
*
T
-
rr
0
)
0
oSo
ojo
04
0
.
3
—
10
1
I
-
U
'
.
A
i
/
j
-
-
9
brtT
o
0
(
(
Sox
;
6
W
)
0
01
0
>
TRIP
+
0
K
’
-
S
0
r
SR
fH
.
\
MUM
s
-
'
O
'
-
-
;
s
\
o
4
o
ClJ
050
o
$
o
0
1
'
^
v
»
.
vmrrt
-
r
-
Tf
,
J
:
6
—
.
'
^
ft
»
*
a
.
1
,
Screen
%
Spring
;
X
Vtm
*
5
«
.
Sor
^
wA
<
>
.
M
«
fia
»
et
7
.
ColX
8
,
Clump
,
Armature
to
,
Armature
km
-
11
,
Trip
Paddle
12
.
Chm
>
13
,
Supper
tins
;
hi
'
ACkfit
4
*
Pin
l
:
$
FI
ft
*
21
Shunt
Tripping
Device
!
•
•
24
Courtesy of NationalSwitchgear.com