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Firing rate (USGPH)*
Input (BTU/h)*
Heating
capacity
(BTU/h)*
Heating
temperature
rise*
Flue draft with
chimney
(inch of w .c.)
Overfire
pressure
with
chimney
(inch
of w .c.)
Burner
tube
insertion
length
Low
firing
rate baffle
Static
disc,
model
Nozzle
(Delavan)
Pump pressure
(PSlG)*
Combustion
air adjustment
(band/shutter)
AFUE %
(From CSA
B212 standard
and Canadian
regulation)
AFUE % max.
(From ASHRAE
103 stadard
and US regulation)
i
Burner
tube
insertion
length
0.5
0.65
J_
0.75
0.85
1.00
1.10
70000
91000
I
105000
119000
140000
154000
56 000
73 000
84 000
98 000
114 000
126 000
13 - 29_C (55 - 851 =)
13 - 29_C (55 - 851=)
-0.06"
to -0.025"
-0.06"
to -0.025"
max +0.025"
max +0.025"
2 7/8 "
Y ES
3 3/8" # 31646
0.50-70W
0.55-70B
0.65-70B
100
140
130
0/5
0/7
0/8
80.7
80.4
80.8
80.6
80.4
80.8
3 9/16 "
2 7/8 "
Y ES
2 3/4" # 3383
0.75
- 70B
0.85 - 70B
130
140
1/8
4/4
82.3
81.0
82.4
81.3
it,
3 9/16 "
2 7/8 "
Y ES
2 3/4" # 3383
0.85 - 70B
170
2/8
81.7
81.5
Nozz,e( e,avan)
040-70A
70W 075-70B
0h 70_ 1 100_70W
Pump pressure( S,G)*
155 I
170 I
135
130 I 140 I
125
Combustion
air a djustment
(turbulator/damper)
0/3
I 0/3
I 0/4
0/3
10/3 1
0/4
AFUE % (From CSAB212 standard a ndCanadian regulation)
82.91824181.8
,,85.1183.8
I
83.0
AFUE%
max.
(FromASHRAE
103 stadard
and US regulation)
82.5
J
82.0
J
82.0
83.0
J
82.5
J
82.5
Volts
- Hertz
- Phase
115-
60-
1
115 - 60-
1
Rated
current
(Amps)
12.2
15.7
Minimum
ampacity
for w ire sizing
13.7
18.1
Max. w ire lenght
(ft.)
26
26
Max. fuse
size
(Amps)
15
20
Control
transformer
40 VA
40 VA
External
control
pew er available
Heating
40 VA
40 VA
Cooling
30 VA
30 VA
B,owerspeedat0.50"W.C.
static
pressure
J. MED-LOW[MED-H,GH
I
HIGH
I
MED-LOW
JMED-H,GH
l
HIGH
Motor
(HP) / number
of speeds
/
1/3 HP / 4 speeds
/
3/4 HP /4 speeds
B!owerwhee
size!n
!
|
!0'x!0'
!
!2'x!0'
e
#
Overall
dimensions
(w idth x depth
x height)
20" x 35" x 48¾"
20" x 39½"
x 53"
Supply
air opening
(width
x depth)
18.750"
x 19,875"
18,750"
x 23,875"
Return
air opening
(depth
x height,
with
factory
filter
rack)
15" x 23"
17" x 29"
Filter size
16" x 24"
20" x 30"
Shipping
weight
100 kg / 221 Ibs
122 kg / 270 Ibs
Air conditioning,
maximum
output
(tons)
at 0.5 SP
3 tons
5 tons
A=
* INPUT & OUTPUT
ADJUSTMENT
(see
information
below
)
Rump pressure
can
be increased
up to 180 PSlG (200 PSlG with
Beckett
burner
at 1.10 USGPH)
Adjust
flue
gas temperature
betw den 400 and 575 F.
Adiust
fan
speed
for air temperature
rise of 55 to 85 F.
Table 6 : Air delivery in CFM with air filter
1 305
1 250
1 000
950
770
740
wi
_i_
................. .....
..................
.................................
; 3, _ ;_
2 080
2 041
1 965
1 864
1 892
1 859
1 770
1 675
a_
1 556
1 475
1 394
1 318
15
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