Bryant Gas Air 393U - Manual (Page 9)

TABLE [
DIRECT DRIVE BLOWERS - HEATING ONLY
Furnace
Size
Motor
H.P.
No. of
Speed Taps
Ext. S. P.
Inches Water
Temp. Rise
Degrees F. Factory
Setting tCFM at
85° F Temp. Rise
50 1/6 4 0.12 50-70 3 tt
615
80 1/6 4 0.12 75-95 3 695
100 1/5 4 0.15 75-95 1 870
125 1/4 2 0.20 75-95 1 1090
t
Values shown are for 115 volt power supply
tt
Temp rise is 60° F TABLE II
HEATING AND COOLING BLOWERS
Furnace
Size
Motor
H.P.
No. of
Speed Taps
Temp. Rise Degrees F.
Motor Speed Taps
Ext. S.P.
In. w.c.
Cooling Air Flow-CFM§
at Motor Speeds Shown
Hi Med Med-Lo Lo Hi Med Med-Lo Lo
50 1/6 4
* *
60-70
*
0.32 710 610 485 d n a
80 1/6 4
*
80-90 95-105
*
0.30
0.35
0.40
810
785
760
660
645
625
510
500
490
d n a
d n a
d n a
80 1/3 4
* ie ★
80-90
0.30
0.35
0.40
0.50
1185
1160
1130
1080
980
965
940
895
865
850
830
815
d n a
d n a
d n a
d n a
100 1/6 4 80-90 90-100
*
0.30
0.35
0.40
830
805
775
675
655
635
505
495
490
d n a
d n a
d n a
100 1/3 4
*
70-75 75-85
*
0.30
0.35
0.40
0.50
1250
1215
1200
1110
1030
1015
1000
960
900
890
870
830
d n a
d n a
d n a
d n a
125 1/3 4
*
80-90 90-100
*
0.30
0.35
0.40
0.50
1525
1500
1470
1400
1060
1045
1030
1010
925
910
900
860
d n a
d n a
d n a
d n a
d n a — does not apply * _ speed tap not recommended for heating § Values shown are for 115 volt power supply
TABLE III
BELT DRIVE BLOWERS
Heating Heating and Cooling
Furnace
Size
Motor
H.P.
Factory
Setting
CFM
@ 0.20
Temp.
Rise
Motor
H.P.
Factory
Setting
CFM
@0.20
Temp.
Rise
Max. CFM
@ 0.40
Approx.
A/C Capacity
80 1/6 3 T.O. 570 97° F 1/3 4 T.O. 790 70° F 1080 30M
100 1/4 3 T.O. 730 95 ° F 1/3 4 T.O. 930 75° F 1270 36M
125 . 1/4 4/2 T.O. 950 92° F 1/3 4/2 T.O. 950 92° F 1080 36M
1/2 5 T.O. 1280 68° F 1800 48M
150 1/3 5 T.O. 1160 90° F 1/2 5 T.O. 1160 90° F 1840 48M
3/4 5 T.O. 1600 65° F 2280 60M
175 1/3 5„ T.O. 1475 83° F 1/2 5 T.O. 1500 81° F 2400 54M
3/4 5 T.O. 1500 81° F 2400 66M
200 1/3 5 T.O. 1475 94° F 1/2 5 T.O. 1500 93° F 2400 54M
3/4 5 T.O. 1500 93° F 2400 66M
393U