Breaker - Westinghouse DH-P Series Instructions Manual

8
STORING
CONNECTION
.
BE SURE
CONNECTION IS T I G H T
A T B O T H
E N D S OF
SHUNT
.
TO LEAVE CON
-
NECTION L O O S E WILL
C A U S E D A N G E R O U S
FIREWORKS
.
It is best
to
examine the
apparatus
im
-
mediately
after
receiving
for any
signs of
damage
, to
clarify damage claims
.
During
storage
,
whether packed
or
unpacked
,
keep
all
parts
in
a
clean dry place
, warm
enough
and with enough clean
air circulation
to
prevent
condensation of moisture
.
This
apparatus
is insulated
for high
voltage and
it
must
be protected from
dirt and moisture
at
all times
.
3
.
To Install 13.8
KV Arc Chutes :
The
13.8 KV Arc Chute
has
a
closed
hinge
pin hole
.
Therefore
,
the
Arc Chute
must
be held in position while the hinge
pin
is inserted
.
Figure 2 b shows the
recom
-
mended method of installation
.
Because of
its weight the
Arc Chute
should be
sus
-
pended from
a crane or
chain block
.
Be
-
cause
of the length of the hinge
pin and
close spacing
of
the
Arc Chutes
,
the
center
pole
Arc Chute should be installed first
.
The hinge pin
must
be backed into
an
ad
-
jacent Arc Chute bracket and then pushed
into the
center
pole
,
with the Arc Chute
in
position
.
Be
sure to
install the retainers
on the hinge pin
.
BASIC OPERATING INSTRUCTIONS
READ C A R E F U L L Y A N D L O O K AT
BREAKER BEFORE TRYING TO OPER
-
ATE
.
1
.
To Lift
Breaker :
CAUTION
:
Do
not
lift
breaker
with
arc
chutes
in place
,
you
might damage them .
BE SURE TO CONNECT SHUNT STRAP
FROM LOWER CONTACT TO FRONT ARC
CHUTE CONNECTION
.
NECTION IS TIGHT AT BOTH ENDS OF
SHUNT
.
TO LEAVE CONNECTION LOOSE
WILL CAUSE DANGEROUS FIREWORKS
.
Place
crane
hooks in holes in chassis
m a r k e d ''
Lift
Here "
.
Be
sure to use
spreader bar
over top of
breaker
to
pre
-
vent
damage
to
breaker
parts
.
BE SURE CON
-
2
.
To Install Arc Chutes
, 4.16
KV Breakers :
4
.
To Install Main Barrier :
Hold
arc
chute approximately in
the
tilted back
position
as
shown in Fig
.
2
a
.
Place
entrance
of hinge
pin slots
over
hinge pin
.
Let weight of chute down on
to
hinge pin and tilt forward
.
Hinge pin should
go to
end of slots
in
arc
chutes
.
Tilt
chute
forward
to
normal operating position
.
Tilt
back against
stop for
inspection
.
Take
care
not to
drop
or
bump
arc
chute unnecessarily
.
Place barrier assembly
on
breaker
with steel panel
at
front and insulating
sheets between poles
of
breaker
.
Place
bolts in front
to
fasten front steel panel
to
front of
breaker
chassis
and tighten
se
-
curely
.
Bolt the tabs
or
lower
rear
corners
of insulating barriers
to
steel brackets on
rear
of
breaker chassis
.
CONNECT SHUNT STRAP
FROM LOWER CONTACT
TO FRONT ARC CHUTE
USE HANDLE ON FRONT
STEEL PANEL OF BAR
-
RIER A S S E M B L Y
T O