261660-YTG-C-0707
18
Unitary Products Group
NOTES: 1.Blower performance includes fixed outdoor air, 2” T/A filters, a dry evaporator coil and no electric heat.
2.Refer to Table 13 for additional static resistances.
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.
* Do NOT close the pulley below 1 turn open.
** Factory setting.
TABLE 11: SUPPLY AIR BLOWER PERFORMANCE (20 TON) - COOLING ONLY
240 MBH - BOTTOM DUCT CONNECTIONS
BLOWER
SPEED,
(RPM)
MOTOR
PULLEY
(TURNS
OPEN)*
CFM
6000
7000
8000
9000
9400
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
ESP
BHP
KW
208 VOLT AND STANDARD DRIVE
870
6.0**
0.4
2.1
1.8
0.1
2.3
2.0
-
-
-
-
-
-
-
-
-
900
5.0
0.8
3.2
2.7
0.5
3.5
2.9
0.2
3.8
3.2
-
-
-
-
-
-
930
4.0
1.1
4.1
3.4
0.9
4.5
3.8
0.6
4.9
4.1
0.1
5.1
4.3
-
-
-
950
3.0
1.3
4.6
3.9
1.1
5.1
4.3
0.8
5.5
4.6
0.4
5.9
5.0
-
-
-
980
2.0
1.6
5.3
4.5
1.4
5.8
4.9
1.2
6.3
5.3
0.7
6.9
5.8
0.2
7.3
6.1
1015
1.0
1.9
5.9
5.0
1.7
6.5
5.5
1.5
7.0
5.9
1.0
7.7
6.5
0.6
8.2
6.9
208 VOLT AND HIGH STATIC DRIVE
950
6.0
1.3
4.6
3.9
1.1
5.1
4.3
0.8
5.5
4.6
0.4
5.9
5.0
-
-
-
980
5.0
1.6
5.3
4.5
1.4
5.8
4.9
1.2
6.3
5.3
0.7
6.9
5.8
0.2
7.3
6.1
1010
4.0
1.8
5.8
4.9
1.7
6.3
5.3
1.5
6.9
5.8
1.0
7.5
6.3
0.5
7.9
6.7
1020
3.5
1.9
6.1
5.1
1.8
6.5
5.5
1.6
7.1
6.0
1.1
7.8
6.6
0.6
8.3
7.0
1035
3.0
2.0
6.2
5.2
1.9
6.8
5.7
1.7
7.4
6.2
1.2
8.1
6.8
0.7
8.6
7.3
1050
2.5
2.1
6.4
5.4
2.0
7.0
5.9
1.8
7.6
6.4
1.3
8.3
7.0
-
-
-
1075
2.0
2.3
6.6
5.5
2.1
7.2
6.0
1.9
7.8
6.6
1.5
8.6
7.2
-
-
-
1100
1.0
2.4
6.7
5.6
2.2
7.3
6.1
2.1
7.9
6.7
-
-
-
-
-
-
230/460/575 VOLT AND STANDARD DRIVE
870
6.0**
0.4
2.1
1.8
0.1
2.3
2.0
-
-
-
-
-
-
-
-
-
900
5.0
0.8
3.2
2.7
0.5
3.5
2.9
0.2
3.8
3.2
-
-
-
-
-
-
930
4.0
1.1
4.1
3.4
0.9
4.5
3.8
0.6
4.9
4.1
0.1
5.1
4.3
-
-
-
950
3.5
1.3
4.6
3.9
1.1
5.1
4.3
0.8
5.5
4.6
0.4
5.9
5.0
-
-
-
980
2.5
1.6
5.3
4.5
1.4
5.8
4.9
1.2
6.3
5.3
0.7
6.9
5.8
0.2
7.3
6.1
1015
1.5
1.9
5.9
5.0
1.7
6.5
5.5
1.5
7.0
5.9
1.0
7.7
6.5
0.6
8.2
6.9
1025
1.0
2.0
6.1
5.1
1.8
6.6
5.6
1.6
7.3
6.1
1.1
7.9
6.7
0.7
8.6
7.3
230/460/575 VOLT AND HIGH STATIC DRIVE
950
6.0
1.3
4.6
3.9
1.1
5.1
4.3
0.8
5.5
4.6
0.4
5.9
5.0
-
-
-
980
5.0
1.6
5.3
4.5
1.4
5.8
4.9
1.2
6.3
5.3
0.7
6.9
5.8
0.2
7.3
6.1
1015
4.0
1.9
5.9
5.0
1.7
6.5
5.5
1.5
7.0
5.9
1.0
7.7
6.5
0.6
8.2
6.9
1035
3.5
2.0
6.2
5.2
1.9
6.8
5.7
1.7
7.4
6.2
1.2
8.1
6.8
0.7
8.6
7.3
1050
3.0
2.1
6.4
5.4
2.0
7.0
5.9
1.8
7.6
6.4
1.3
8.3
7.0
-
-
-
1080
2.0
2.3
6.6
5.5
2.1
7.2
6.0
1.9
7.8
6.6
1.5
8.6
7.2
-
-
-
1100
1.5
2.4
6.7
5.6
2.2
7.3
6.1
2.1
7.9
6.7
-
-
-
-
-
-
1120
1.0
2.5
6.8
5.7
2.3
7.4
6.2
2.2
8.1
6.8
-
-
-
-
-
-
