Thermador PRG48 Range User Manual


 
STEP
6:
ELECTRICAL
REQUIREMENTS,
CONNECTION
&
GROUNDING
Dual
Fuel
models
PRDS304,
PRDS36
and
PRDS48
must
be
connected
to
the
power
supply
utilizing
one
of
the
following
methods.
For
all
methods
of
connection,
the
length
of
the
cord
or
conduit/wiring
must
allow
the
unit
to
be
slid
completely
out
of
the
cabinet
without
having
to
unplug
or
disconnect
the
unit
from
the
power
supply.
Recommended
minimum
free
length
of
cord
or
conduit
is
four
feet.
Electrical
installations
and
grounding
must
be
in
accordance
with
all
local
codes
and
ordinances,
and/or
the National
Electric
Code,
as
applicable.
3-CONDUCTOR
CORD-
Where
local
codes
and
ordinances
permit
grounding
through
neutral,
unit
may
be
connected
to
the
power
supply
with
a
3-
pole,
3-conductor
cord
kit
rated
125/250
volts,
50
amperes,
and
marked
for
use
with
ranges.
The
cord
kit
must
be
attached
to
the
range
junction
box
with a
strain
relief
which
will
fit
a
1
-3/8"
diameter
hole.
If
not
already
equipped,
the
cord
must
have
#10
closed-loop
lugs
attached
to
the
free
ends
of
the
individual
conductors,
preferably
soldered
in
place.
Locate
the
junction
box
on
the
rear
of
the
unit
and
remove
cover.
Refer
to
Fig.
16
for
PRDS304
range
and
Fig.
16a
for
PRDS36
and
PRDS48
ranges.
Remove
the
knock
out
ring
in
the
junction
box
to
provide
a
1
-
3/8"
diameter
hole.
Install
the
cord
to
the
junction
box,
and
make
the
connections
to
the
terminal
block
provided.
Refer
to
Figures
17
and
17a.
The
cord
kit
must
be
plugged
into
a
mating
NEMA
10-50R
receptacle
provided
in
the
gas
and
electrical
supply
zone,
as
shown
in
Figures
3b.
and
3c
on
Page
6.
4-CONDUCTOR
CORD-
Where
local
codes
and
ordinances
DO
NOT
PERMIT
GROUNDING
THROUGH
NEUTRAL
unit
must
be
connected
to
the
power
supply
with
a
3-pole,
4-conduc
tor
cord
kit
rated
125/250
volts,
50
amperes,
and
marked
for
use
with
ranges.
The
cord
kit
must
be
attached
to
the
range
junc
tion
box
with
a
strain
relief
which
will
fit
a
1-3/8"
diameter
hole.
If
not
already
equipped,
the
cord
must
have
#10
closed-
loop
lugs
attached
to
the
free
ends
of
the
individual
conduc
tors,
preferably
soldered
in
place.
Locate
the
junction
box
on
the
rear
of
the unit
and
remove
cover.
Refer
to
Fig.
16
for
PRDS304
range
and
Fig.
16a
for
PRDS36
and
PRDS48
ranges.
Remove
the
knock
out
ring
in
the
junction
box
to
provide
a
1
-3/8"
diameter
hole.
Remove
the
ground
strap
retaining
screw
and
bend
the
ground
strap
up.
Refer
to
Fig.
18.
Install
the
cord
to
the
junction
box,
and
make
the
connections
to
the
terminal
block
provided.
Secure
the
ground
lead
from
the
cord
to
the
junc
tion
box
with
the
screw
previ
ously
used
to
secure
the
ground
strap.
Refer
to
Fig.
18a.
The
cord
kit
must
be
plugged
into
a
mating
NEMA
10-50R
receptacle
provided
in
the
gas
and
electrical
supply
zone,
as
shown
in
Figures
3b,
and
3c
on
Page
6.
PERMANENT
CONNECTION
(HARD
WIRING)-
Units
may
be
hard
wired
to
the
power
supply.
The
installer
must
provide
approved
flexible
aluminum
conduit,
3/4"
trade
size,
maxi
mum
6
feet
long.
Locate
the
junction
box
on
the
rear
of
the
unit
and
remove
cover.
Refer
to
Fig.
16
for
P*RDS304
range
and
Fig.
16a
for
PRDS36
and
PRDS48
ranges.
Remove
the
ground
strap
retaining
screw
and
bend
the
ground
strap
up.
Refer
to
Fig.
18.
The
conduit
must
be
installed
to
the
junction
box
using
an
approved
conduit
connector.
Wiring
for
the
unit
is
to
be
brought
into
the
junction
box
through
the
conduit.
Refer
to
Chart
D
on
Page
16
for
rating
of
wiring
and
sizing of
individual
conductors.
The
ends
of
the
wiring
must
have
#10
closed-
loop lugs
attached,
preferably
soldered
in
place.
Make
the
connections
to
the
terminal
block
provided.
Secure
the
ground
lead
to
the
junction
box
with
the
screw
previously
used
to
secure
the
ground
strap.
Refer
to
Fig.
18a.
The
frSe
end
of
the
conduit
must
be
con
nected
to
a
junction
box
pro
vided
in
the
gas
and
electrical
supply
zone,
as
shown
in
Figures
3b
and
3c
on
Page
6.
FIG.
16
Location
of
Junction
Box
on
PRDS304
Range
Width
of
J-Box
Hole
for
Connection
of
Cord
67
Conduit
FIG.
16a
Location
of
Junction
Box
on
PRDS36,
48.
Hole
for
Con
nection
of
Coed
or
Conduit
6*WidthofJ-Box
MODEL
PRDS36
PRDS48
DIM
"A"
13-1/4"
19"
Page
17