Airflow Data - Nordyne B6BV Series Installation Instructions Manual

Nominal
Model
Blower Size
B6BV
10 x 8
B - cabinet
NotES:
1) Airflow is shown in cfm, +/- 5%.
2) All airflows are measured without filter and with dry coil. For filter velocity of 300 ft./min. subtract .08" external static pressure. For wet coil, subtract .1" external static pressure.
3) See unit nameplate or installation instructions for maximum recommended external static pressure.
Switch Setting
1/5 2/6 3/7
0 0
1 0
0 1
1 1
0 0
1 0
B6BV
c - cabinet 0 1
1 1
0 0
1 0
0 1
1 1
0 0
1 0
0 1
1 1
NotE: 0 = OFF, 1 = ON
14

AIRFLoW DAtA

cabinet
5 8
C 1000 1100
table 6. Minimum Heating Airflow Settings (in cFM)
for B6BV (FSHE) Air Handlers
Nominal Number of
Motor Size Speeds
1/3 hp 4-sp
table 7a. Airflow Data for B-Size cabinets
4/8 0.1 0.2
0 0 710 580
0 0 830 690
0 0 930 875
0 0 1065 1015
1 0 1185 1115
1 0 1275 1220
1 0 1365 1350
1 0 1480 1430
0 1 1560 1535
0 1 1650 1600
0 1 1730 1685
0 1 1785 1740
1 1 1865 1820
1 1 1920 1890
1 1 2010 1965
1 1 2065 2020
table 7b. Airflow Data for c-Size cabinets
Nominal Electic Heat KW
10 15 20 25
1200 1400 1600 1800
Ext. Static Pressure
Low
(in W.c.)
0.1 800
0.2 780
0.3 760
0.4 740
0.5 715
cooling or Heating Airflow (cFM)
Dry coil ESP
0.3 0.4
395
675 530
710 665
900 840
1010 960
1175 1120
1255 1200
1370 1325
1485 1430
1545 1500
1660 1610
1695 1645
1785 1750
1850 1805
1960 1900
1985 1955
30
2000
Medium Medium
Low High
1090 1265
1080 1255
1060 1240
1095 1215
1020 1190
0.5 0.6 0.7
505
560 530
800 705 665
925 875 830
1060 970 930
1150 1105 1060
1265 1225 1185
1375 1335 1285
1450 1405 1360
1570 1520 1470
1615 1545 1510
1695 1655 1605
1765 1715 1675
1850 1810 1775
1915 1880 1840
High
1405
1395
1375
1350
1310
0.8
635
745
890
1025
1140
1240
1305
1420
1470
1560
1640
1730
1810