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650.75-N4U
DIMENSIONS -UPFLOW MODELS
All dimensions are in inches, and are approximate.
TABLE 1 - RATINGS & PHYSICAL DATA - UPFLOW MODELS
INPUT
OUTPUT
NOM.
MBH
MBH
CFM
40
37
800
60
55
1000
80
74
1200
80
76
1600
100
93
1400
100
94
2000
120
112
2000
140
130
2000
*
Wire size and overcurrent protection must comply with the National Electric Code.
NOTES: 1. For altitudes above 2000 ft. reduce capacity 4% for each 1000 ft. above sea level.
2. Wire size based on copper conductors, 60 °C, 3% voltage drop.
3. Continuous return air temperature must not be below 55°F.
4
AIR
CAB.
AFUE
TEMP.
WIDTH
RISE
°F
14-1/2
92.4
35 - 65
17-1/2
92.2
45 - 75
17-1/2
92.0
35 - 65
21
94.3
30 - 60
21
92.2
45 - 75
21
93.0
30 - 60
24-1/2
92.0
45 - 75
24-1/2
92.0
45 - 75
MODEL
40 / 37 / 800 / A
60 / 55 / 1000 / B
80 / 75 / 1200 / B
80 / 75 / 1600 / C
100 / 95 / 1400 / C
100 / 95 / 2000 / C
120 / 112 / 2000 / D 24-1/2 23-1/4 20-1/8
140 / 130 / 2000 / D 24-1/2 23-1/4 20-1/8
* Vent pipe must be increased to 3" on this model.
CFM @
MAX.
BLOWER
MEAN
OUTLET
AIR
AIR
DIA. WIDTH HP
TEMP.
TEMP.
°F
RISE
685
165
9
850
175
10
1160
165
11
1540
160
11
1465
175
10
1955
160
11
1730
175
11
2005
175
11
A
B
C
14-1/2 12-3/4 10-1/8
17-1/2 16-1/4 13-1/8
17-1/2 16-1/4 13-1/8
21
19-3/4 16-5/8
21
19-3/4 16-5/8
21
19-3/4 16-5/8
MAX.
TOTAL
OVER-
UNIT
CUR-
AMPS
RENT
PROT.
6
1/4
9.0
20
6
1/3
9.0
20
8
1/2
9.0
20
8
3/4
12.0
20
10
1/2
9.0
20
10
1
12.0
20
10
1
12.0
20
10
1
12.0
20
Unitary Products Group
D
E
2
2
2
2
2
2
2
2
2
2
2
2
3
2 (3)*
3
2 (3)*
*
*
MIN.
WIRE
(AWG)
@ 75'
14
14
14
14
14
14
14
14
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