11
DES 410/411 Power Supply
Chapter 2 – Installation / Configuration
2.6
ConneCting the Des 410 anD Des 411 poWer supply
The DES 410 and DES 411 Power Supplies are sold as a kit, with the cables already connected.
The DES 410 and DES 411 Power Supplies are equipped with a stuffing gland which allows cables
to pass through the wall of the housing of the unit while maintaining the seal of the housing and
holding the cables.
2.6.1
P
assing
U
nshielded
C
ables
i
nto
s
tUffing
g
land
1. Strip the conductors from the various cables.
2. Remove the lid of the power supply housing by unscrewing its six screws.
3. Pass the cables into the stuffing gland by proceeding as follows
(see Figure 2-6)
:
a. Unscrew element
Counterclockwise. Element
must not be removed from the
housing.
b. Remove joints
and
from element
. These two elements allow the stuffing gland
to adapt to various diameters of cable. Element
Can be removed from element
by
simply pushing it outwards.
c. Pass the cables through elements
,
(if used),
and
.
d. Reassemble the elements of the stuffing gland and, before replacing element
, lubricate
the seal
with silicone as indicated in
Figure 2-6
. Tighten element
so that it projects
beyond joints
and/or
to provide the degree of seal required.
4. Connect the conductors of the various cables to the terminals of the power supply unit.
5. Replace the cover of the power supply housing and tighten its six screws.
C
aution
:
d
o
not
damage
the
seals
with
sharp
edged
objeCts
.
CheCk
that
no
foreign
body
Can
slide
between
the
elements
of
the
stuffing
gland
.
de
-
grease
the
surfaCe
of
the
Cable
that
will
Come
in
ContaCt
with
the
seal
.
the
stuffing
gland
seal
Cannot
be
guaranteed
if
these
instruCtions
are
not
followed
.
Overflowing of the joint
Stuffing gland mounted
Cable
Top
Internal joint
External joint
Down
Grease
the frontal
part only
Figure 2–6 Stuffing gland (Overview and separated)
