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Table 7 - Electrical
Data
FURNACE
MODEL
045-08
/ 024045
070-16
/ 048070
090-16
/ 048090
110-20/060110
135-20
/ 060135
VOLTS-
HERTZ-
PHASE
115-60-1
115-60-1
115-60-1
115-60-1
115-60-1
OPERATING
VOLTAGE*
(VOLTS)
MAX
MIN
127
104
127
104
127
104
127
104
127
104
MAX UNIT
(AMPS)
8.1
9.5
10.3
13.1
13.1
* Permissible limits of the voltage range at which the unit operates
satisfactorily.
UNIT
AMPACITY#
(AMPS)
10.9
12.6
13.4
16.9
16.9
MAX WIRE
LENGTH_
FT. (M)
34 (10)
29 (9)
27 (8)
34 (10)
34 (10)
MAX
FUSE/
CKT BKRt
(AMPS)
15
15
15
2O
2O
MIN WIRE
GAGE
14
14
14
12
12
# Unit ampacity = 125 percent of largest operating component's full load amps plus 100 percent of all other potential operating components' (EAC, humidifier,
etc.) full load amps.
1- Time-delay
type
is recommended.
Length shown is as measured 1 way along wire path between unit and service panel for maximum 2 percent voltage drop.
GAS
SUPPLY /qf
MANUAL _/
II
SHUTOFF
J_
_
VALVE
L_
(REQUI RED)j)q¢,N
SEDIMENT--
]
TRAP
]
UNION _
H
Fig. 22 - Typical Gas Pipe Arrangement
A02035
ELECTRICAL
CONNECTIONS
ELECTRICAL
SHOCK
HAZARD
Failure
to follow
this warning
could
result
in personal
iniury or death.
Blower
access
panel
door
switch
opens
l15-v
power
to
control.
No component
operation
can occur.
Do not bypass
or close switch with panel removed.
See Fig. 25 for field wiring
diagram
showing
typical
field 115-v
wiring.
Check
all factory
and
field electrical
connections
for
tightness.
Field-supplied
wiring
shall conform
with the linfitations
of 63 °F
(35 ° C) rise.
ELECTRICAL
SHOCK
AND FIRE HAZARD
Failure
to follow
this warning
could
result
in personal
iniury,
death, or property
damage.
The
cabinet
MUST
have
an uninterrupted
or unbroken
ground
according
to
NEC
ANSI/NFPA
70-2008
and
Canadian
Electrical
Code
CSA
C22.1
or local
codes
to
nfininfize
personal
iniury if an electrical
fault should
occur.
This
may consist
of electrical
wire,
conduit
approved
for
electrical
ground
or a listed, grounded
power
cord (where
pernfitted
by local code) when
installed
in accordance
with
existing
electrical
codes.
Refer
to
the
power
cord
manufacturer's
ratings
for proper
wire
gauge.
Do not use
gas piping
as an electrical
ground.
21
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