Nordyne RL 90+ - Manual (Page 6)

6
Table 1. Furnace Airfl ow Data
CAPACITIES —Furnace Airfl ow Data
NO
TES:
1.
Airfl
o
w
r
ates of 1800 CFM or more require tw
o retur
n air connections
. Data is f
or oper
ation with fi
lter(s).
2.
T
emper
ature r
ises in the tab
le are appro
ximate
. Actual temper
ature r
ises ma
y v
a
ry
.
3.
T
emper
ature r
ises and airfl
o
ws f
or e
xter
nal static pressures g
reater than 0.5 are f
or ref
erence only
.
These conditions are not recommended.
( ) Can be C or N ** F
actor
y Set Cooling Speed
** F
actor
y Set Heating Speed
- Not Recommended
G6RC UPFLO
W FURNA
CE
Model
Heating
External Static Pressure (Inc
hes
W
ater Column)
Number
Input
Motor
Motor
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
*RC-
(Btuh)
Speed
HP
CFM
Rise
CFM
Rise
CFM
Rise
CFM
Rise
CFM
Rise
CFM
Rise
CFM
Rise
CFM
Rise
High*
950
36
920
38
890
39
850
41
800
43
750
46
690
50
630
55
040( )-08A
40,000
Medium**
1/5
740
47
710
49
680
51
650
53
600
58
550
63
490
-
430
-
Lo
w
620
56
590
59
560
62
520
-
470
-
410
-
350
-
290
-
High*
1330
-
1280
-
1230
-
1170
-
1120
-
1030
-
940
37
850
41
040( )-12A
40,000
Medium**
1/3
1190
-
1160
-
1110
-
1060
-
1010
-
910
38
820
42
720
48
Lo
w
830
42
810
43
780
44
760
46
720
48
670
52
610
57
550
63
High*
1310
-
1260
-
1210
-
1160
45
1100
47
1040
50
980
53
920
56
060( )-12A
60,000
Medium**
1/3
1160
45
1120
46
1080
48
1050
49
990
52
940
55
890
58
830
63
Lo
w
800
65
780
67
760
68
740
70
710
73
680
-
650
-
620
-
High*
1775
38
1724
39
1652
40
1583
42
1505
44
1430
46
1343
49
1226
54
080( )-12B
80,000
Med-High**
1/2
1417
47
1385
48
1339
50
1280
52
1224
54
1163
57
1097
61
1013
66
Med-Lo
w
1031
65
987
67
967
69
914
73
882
75
839
-
783
-
692
-
Lo
w
808
-
751
-
717
-
679
-
641
-
595
-
538
-
430
-
High*
1840
-
1780
-
1700
41
1630
42
1550
45
1470
47
1380
50
1290
54
080( )-16B
80,000
Med-High**
1/2
1600
43
1560
44
1470
47
1400
49
1350
51
1280
54
1210
57
1150
60
Med-Lo
w
1380
50
1350
51
1300
53
1250
55
1190
58
1120
62
1040
67
960
-
Lo
w
1100
63
1050
66
1000
69
950
-
900
-
850
-
800
-
750
-
High*
2215
30
2155
31
2090
32
2030
33
1975
34
1885
35
1810
37
1730
39
080( )-20B
80,000
Med-High
3/4
2000
33
1970
34
1930
35
1870
36
1820
37
1755
38
1695
39
1625
41
Med-Lo
w
1670
39
1665
40
1660
41
1630
41
1590
42
1535
43
1470
45
1410
47
Lo
w**
1365
48
1360
49
1350
49
1340
50
1305
51
1300
51
1255
53
1225
54
High*
1910
45
1860
47
1780
49
1700
51
1620
53
1520
57
1420
61
1310
66
100( )-16B
100,000
Med-High**
1/2
1640
53
1620
53
1540
56
1480
58
1420
61
1340
65
1250
69
1150
75
Med-Lo
w
1440
60
1410
61
1370
63
1320
66
1270
68
1210
72
1140
-
1060
-
Lo
w
1230
70
1210
72
1180
73
1140
-
1090
-
1030
-
960
-
880
-
High*
2195
39
2140
40
2065
41
2000
42
1960
44
1860
46
1780
48
1695
50
100( )-20B
100,000
Med-High**
3/4
1975
43
1910
44
1875
45
1845
46
1805
47
1735
50
1670
51
1590
53
Med-Lo
w
1650
51
1615
52
1605
53
1570
54
1540
55
1485
57
1435
59
1370
62
Lo
w
1320
64
1300
65
1280
66
1275
67
1265
67
1250
68
1210
70
1160
73
High*
1860
56
1800
58
1730
60
1650
63
1570
66
1480
70
1380
75
1270
82
120( )-16C
120,000
Med-High**
1/2
1650
63
1610
65
1550
67
1480
70
1410
74
1320
79
1230
84
1120
-
Med-Lo
w
1440
72
1410
74
1380
75
1320
79
1280
81
1220
85
1150
-
1080
-
Lo
w
1230
84
1210
-
1180
-
1140
-
1090
-
1030
-
960
-
880
-
High*
2260
-
2200
-
2140
-
2070
-
1990
-
1910
-
1810
57
1710
61
120( )-20C
120,000
Med-High**
3/4
1870
56
1840
56
1790
58
1760
59
1710
61
1660
63
1610
65
1560
67
Med-Lo
w
1540
67
1530
68
1510
69
1470
71
1430
73
1370
76
1300
80
1220
85
Lo
w
1360
76
1330
78
1310
79
1280
81
1250
83
1220
85
1190
-
1150
-