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Draw Out General Purpose Enclosure
—
NEMA
1
For indoor use
,
the one
-
high
The draw
out
mechanism
closed door draw out steel
housing is complete with a
draw out breaker ( draw out
mounting
type letter
"
A
"
)
.
The unit is wall
-
mounted in
the AKR
-
30 and
-
50 sizes
,
floor
-
mounted in the AKR
-
75
and
-
100 sizes
.
The draw
out
operation
features the same four posi
-
tions and functions in the
same manner as described
earlier for draw
out
AKR sub
-
structures
.
Breaker
position
,
though
,
is clearly identified
by
a
rotary
indicator visible
through a door opening
.
With the door open , the
breaker can be pulled
out
manually from the DISCON
-
NECT
to the WITHDRAWN
position so that the breaker
is completely
out
of its com
-
partment and ready
for
removal
.
is externally operated by a
removable racking handle
.
Two mechanism
types
are employed
.
A breaker
-
mounted
, screw
/ traveling
nut type
services the AKR
-
30 and
-
50 frames , and the
racking handle is inserted
through
an opening
in the
breaker escutcheon
.
The
equipment mounted type
mechanism is employed on
the AKR
-
75 and
-
100 models
( mounting type
"
A " break
-
ers )
,
and the racking handle
is inserted through an open
-
ing in the leftside of the
door
.
In both mechanism
types the breaker is
sup
-
ported by
two
pins protrud
-
ing
from each side of its
frame , these engaging slots
in the
telescoping rails fas
-
tened to the enclosure walls .
11
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