Siemens JXD2 - Page 18

Walking
Beam
Type
Interlock
Panel
Mounted
Circuit
Breakers
(
MI
5413
)
A
DANGER
4
Hazardous
Voltage
.
Will
cause
death
or
severe
injury
.
Turn
power
off
supplying
switchboard
or
panel
before
installing
.
A
Safety
Instructions
Circuit
Breaker
Preparation
(
Figure
1
)
NOTE
:
The
term
circuit
breaker
,
as
used
in
these
instruc
-
tions
,
includes
motor
circuit
interrupters
and
molded
case
switches
.
A
.
Turn
OFF
and
lock
out
all
power
supplying
circuit
breaker
or
frame
before
removing
cover
and
while
cover
is
removed
.
B
.
Remove
terminal
shied
(
1
)
from
load
side
of
breaker
frame
.
Two
#
8
-
32
x
3
/
8
screws
.
NOTE
:
All
dimensions
are
in
inches
.
C
.
Remove
load
cover
from
breaker
frame
.
Three
#
8
-
32
x
3
/
8
screws
and
two
#
10
-
32
x
2
-
1
/
4
screws
.
?
Installing
the
Trip
Unit
(
Figure
1
)
A
.
Remove
from
the
right
pole
only
of
the
trip
unit
,
the
socket
head
cap
screw
and
the
belleville
spring
washer
,
and
discard
.
B
.
Lower
the
trip
unit
into
place
as
shown
in
Figure
1
.
The
latch
pin
on
the
trip
unit
must
seat
into
frame
slots
on
both
sides
.
The
circuit
breaker
handle
may
be
removed
to
ease
assembly
.
C
.
Secure
trip
unit
to
frame
.
Tighten
the
two
5
/
16
-
18
socket
head
cap
screws
on
left
and
center
poles
to
140
in
-
lbs
.
Figure
1
Installation
of
Mechanical
Interlock
(
Figure
2
)
NOTE
:
Installation
of
the
Mechanical
Interlock
prevents
use
of
internal
accessories
in
the
right
pole
of
the
circuit
breakers
.
Caution
:
If
the
Mechanical
Interlock
is
not
installed
per
these
instructions
,
personal
injury
could
result
.
A
.
Press
both
contacts
downward
to
CLOSE
circuit
breaker
.
Insert
wide
end
of
plastic
safety
block
into
the
line
cover
slot
on
the
left
pole
,
as
shown
in
photo
.
This
secures
the
contact
in
the
CLOSED
position
.
16
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