Unitary products group BCB Series, Technical Manual

Page: 14 / 40

257098-BTG-A-0506
14 Unitary Products Group
TABLE 10: SUPPLY AIR BLOWER PERFORMANCE (3 - 5 TON DIRECT DRIVE) - SIDE DUCT APPLICATION
CFM WATTS CFM WATTS CFM WATTS CFM WATTS CFM WATTS
HI - - - - - - 1720 825 1665 795
MED 1660 850 1630 820 1590 780 1550 750 1500 720
LOW 1470 750 1440 725 1410 700 1370 675 1330 650
HI - - - - 2000 1010 1950 975 1905 945
MED 1810 910 1780 880 1740 850 1700 825 1665 800
LOW
1635 810 1610 780 1580 760 1555 740 1540 730
HI - - - - 2500 1400 2420 1350 2340 1300
MED
2390 1350 2350 1300 2300 1255 2245 1210 2190 1165
LOW
2270 1320 2230 1270 2190 1220 2145 1170 2090 1110
CFM WATTS CFM WATTS CFM WATTS CFM WATTS
HI 1600 765 1540 735 1490 700 1380 670
MED 1450 690 1400 665 1360 650 1270 610
LOW 1290 625 1250 610 1220 600 1130 560
HI 1840 910 1770 825 1660 825 1530 775
MED 1620 775 1560 740 1480 700 1390 660
LOW 1510 715 1460 690 1400 660 1300 615
HI 2260 1250 2160 1190 2060 1135 1925 1065
MED 2130 1120 2065 1075 1990 1030 1900 970
LOW 2030 1070 1960 1020 1890 970 1810 920
3
1
4
1
0.70
AVAILABLE EXTERNAL STATIC PRESSURE-IWG
2
0.90 0 0 . 1 0 8 . 0
3
1
4
1
5
1
AVAILABLE EXTERNAL STATIC PRESSURE-IWG
2
5
1
0.60 0.20 0.30 0.40 0.50
UNIT
TONNAGE
MOTOR SPEED
UNIT
TONNAGE
MOTOR SPEED
1. Side Duct application (230/460/575 Volts)
2. Includes allowances for a wet evaporator coil and 1” filters. Refer to STATIC RESISTANCES Table for resistance values.
TABLE 11: BELT DRIVE BLOWER MOTOR AND DRIVE DATA
MODEL
SIZE
BLOWER
RANGE
(RPM)
MOTOR
1
ADJUSTABLE MOTOR PULLEY FIXED BLOWER PULLEY
BELT
(NOTCHED)
HP FRAME
DESIG-
NATION
OUTSIDE
DIA.
(IN.)
PITCH
DIA.
(IN.)
BORE
(IN.)
DESIG-
NATION
OUTSIDE
DIA.
(IN.)
PITCH
DIA.
(IN.)
BORE
(IN.)
DESIG-
NATION
PITCH
LENGTH
(IN.)
QTY.
3 TON 790/1120 1 1/2 56 1VL40 2.7-3.7 2.4-3.4 5/8 AK61 5.9 5.7 1 A36 37.3 1
4 TON 790/1120 1 1/2 56 1VL40 2.7-3.7 2.4-3.4 5/8 AK61 5.9 5.7 1 A36 37.3 1
5 TON 850/1220 1 1/2 56 1VL40 2.7-3.7 2.4-3.4 5/8 AK56 5.4 5.2 1 A36 37.3 1
1. All motors have solid bases and are inherently protected. these motors can be selected to operate into their service factor because they are located
in the moving air, upstream of any heating device.