TABLE 5 - SUPPLY AIR BLOWER PERFORMANCE (7-1/2 & 10 TON)
BLOWER
SPEED,
RPM
CFM
2250
2550
3000
3400
3750
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
975
0.93
1.16
1.08
0.79
1.27
1.18
0.53
1.45
1.35
0.29
1.65
1.54
-
-
-
1025
1.08
1.21
1.13
0.95
1.34
1.25
0.68
1.54
1.44
0.42
1.75
1.63
0.17
1.97
1.84
1070
1.22
1.32
1.23
1.08
1.46
1.36
0.83
1.68
1.57
0.58
1.89
1.76
0.32
2.11
1.97
1130
1.41
1.43
1.33
1.29
1.57
1.46
1.02
1.83
1.71
0.77
2.04
1.90
-
-
-
1175
1.61
1.51
1.41
1.49
1.67
1.56
1.23
1.92
1.79
0.96
2.18
2.03
-
-
-
1220
1.78
1.66
1.55
1.66
1.81
1.69
1.39
2.10
1.96
-
-
-
-
-
-
MODEL BCB090 - (SIDE DUCT APPLICATIONS)
BLOWER
SPEED,
RPM
CFM
2250
2550
3000
3400
3750
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
975
0.86
1.16
1.08
0.70
1.27
1.18
0.40
1.45
1.35
0.12
1.65
1.54
-
-
-
1025
1.01
1.21
1.13
0.86
1.34
1.25
0.55
1.54
1.44
0.25
1.75
1.63
-
-
-
1070
1.15
1.32
1.23
0.99
1.46
1.36
0.70
1.68
1.57
0.41
1.89
1.76
0.12
2.11
1.97
1130
1.34
1.43
1.33
1.20
1.57
1.46
0.89
1.83
1.71
0.60
2.04
1.90
-
-
-
1175
1.54
1.51
1.41
1.40
1.67
1.56
1.10
1.92
1.79
0.79
2.18
2.03
-
-
-
1220
1.71
1.66
1.55
1.57
1.81
1.69
1.26
2.10
1.96
-
-
-
-
-
-
MODEL BCB090 - (BOTTOM DUCT APPLICATIONS)
BLOWER
SPEED,
RPM
CFM
3000
3500
4000
4500
5000
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
860
1.14
1.40
1.31
0.98
1.58
1.48
0.77
1.80
1.68
0.53
2.05
1.91
0.25
2.31
2.15
915
1.32
1.55
1.45
1.18
1.76
1.64
0.95
1.98
1.85
0.72
2.23
2.08
0.49
2.48
2.31
950
1.51
1.68
1.57
1.37
1.91
1.78
1.15
2.14
2.00
0.91
2.43
2.27
0.67
2.72
2.54
1000
1.69
1.83
1.71
1.57
2.07
1.93
1.35
2.33
2.17
1.14
2.62
2.45
0.92
2.91
2.72
1050
1.89
1.98
1.84
1.78
2.25
2.10
1.57
2.55
2.37
1.35
2.86
2.67
1.12
3.17
2.96
1090
2.08
2.12
1.97
1.97
2.41
2.24
1.78
2.72
2.54
1.55
3.06
2.86
-
-
-
MODEL BCB120 - (SIDE DUCT APPLICATIONS)
BLOWER
SPEED,
RPM
CFM
3000
3500
4000
4500
5000
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
860
1.01
1.40
1.31
0.80
1.58
1.48
0.54
1.80
1.68
0.23
2.05
1.9114
-
-
-
915
1.19
1.55
1.45
1.00
1.76
1.64
0.72
1.98
1.85
0.42
2.23
2.08
0.13
2.48
2.31
950
1.38
1.68
1.57
1.19
1.91
1.78
0.92
2.14
2.00
0.61
2.43
2.27
0.31
2.72
2.54
1000
1.56
1.83
1.71
1.39
2.07
1.93
1.12
2.33
2.17
0.84
2.62
2.45
0.56
2.91
2.72
1050
1.76
1.98
1.84
1.60
2.25
2.10
1.34
2.55
2.37
1.05
2.86
2.67
0.76
3.17
2.96
1090
1.95
2.12
1.97
1.79
2.41
2.24
1.55
2.72
2.54
1.25
3.06
2.86
-
-
-
NOTE: Blower performance includes a wet indoor coil and 2" filters.
ESP = External Static Pressure available for the supply and return air duct system. All internal unit resistances have been deducted from the
total static pressure of the blower. Refer to the Accssory Static ResistancesTable for the resistance of the unit accessories.
MODEL BCB120 - (BOTTOM DUCT APPLICATIONS)
= Larger Horsepower Alternate Motor Required.
DESCRIPTION
EXTERNAL STATIC PRESSURE DROP - RESISTANCE, IWG
CFM
2250
3000
4000
5000
Economizer
0.02
0.02
0.03
0.05
Electric Heaters
9
9 KW
1
0.06
0.11
0.20
0.31
18 KW
24 KW
0.06
0.12
0.21
0.33
36 KW
0.07
0.13
0.23
0.35
54 KW
2
-
0.15
0.26
0.40
TABLE 6 - ACCESSORY STATIC RESISTANCES*
*Deduct these resistance values from
the available external static pressure
shown in the respective Supply Air
Blower Performance Table.
1
9 KW Heater is only available on
7-1/2 Ton Units.
2
54 KW Heater is only available on
10 Ton Units.
511.06-N2W
Unitary Products Group
9
