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262259-YTG-B-0107
22 Unitary Products Group
NOTES: 1. Blower performance includes a gas-fired heat exchanger, fixed outdoor air, two-inch T/A filters and a dry evaporator coil.
2. Refer to the additional Static Resistances table.
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 12: SUPPLY AIR BLOWER PERFORMANCE (25 TON) - GAS HEAT
300 MBH - BOTTOM DUCT CONNECTIONS
BLOWER
SPEED,
(RPM)
MOTOR
PULLEY
(TURNS
OPEN)*
CFM
7500 8750 10000 11250 12500
ESP BHP KW ESP BHP KW ESP BHP KW ESP BHP KW ESP BHP KW
208 VOLT AND STANDARD DRIVE
975 6.01.25.94.95.07.36.0---------
1005 5.01.46.25.10.77.76.3---------
1040 4.0 1.6 6.6 5.4 0.9 8.1 6.7 0.2 9.7 8.0 - - - - - -
1070 3.0 1.8 6.9 5.7 1.1 8.5 7.0 0.4 10.2 8.3 - - - - - -
1100 2.0 2.0 7.3 6.0 1.3 8.9 7.3 0.6 10.6 8.7 - - - - - -
1135 1.0 2.2 7.7 6.3 1.6 9.3 7.6 0.8 11.1 9.1 - - - - - -
1165 0.0 2.4 8.0 6.6 1.8 9.7 8.0
1.0 11.6 9.5 0.2 13.5 11.0---
208 VOLT AND HIGH SPEED DRIVE
1140 6.0 2.2 7.7 6.3 1.6 9.4 7.7 0.9 11.2 9.2 - - - - - -
1180 5.0 2.5 8.2 6.7 1.9 9.9 8.1
1.2 11.8 9.7 0.3 13.7 11.2---
1215 4.0 2.7 8.6 7.0 2.1 10.4 8.5
1.4 12.3 10.1 0.6 14.3 11.7---
1255 3.0 3.0 9.1 7.4 2.4 11.0 9.0
1.7 12.9 10.6 0.9 15.0 12.3---
1290 2.0 3.2 9.5 7.8 2.7 11.5 9.4
2.0 13.5 11.1 1.2 15.6 12.8---
1330 1.0 3.5 10.0 8.2
3.0 12.0 9.9 2.3 14.1 11.6 1.5 16.4 13.4---
1365 0.0 3.7 10.5 8.6
3.2 12.6 10.3 2.6 14.7 12.1 1.8 17.0 13.9---
230/460/575 VOLT AND STANDARD DRIVE
975 6.0* 1.4 5.9 4.9 1.0 7.3 6.0 0.5 8.8 7.2 - - - - - -
1005 5.0 1.6 6.2 5.1 1.2 7.7 6.3 0.7 9.2 7.6 0.1 10.9 8.9 - - -
1040 4.0 1.8 6.6 5.4 1.4 8.1 6.7 0.9 9.7 8.0 0.3 11.4 9.4 - - -
1070 3.0 2.0 6.9 5.7 1.6 8.5 7.0 1.1 10.2 8.3
0.6 11.9 9.8---
1100 2.0 2.1 7.3 6.0 1.8 8.9 7.3 1.3 10.6 8.7
0.8 12.4 10.2 0.2 14.3 11.7
1135 1.0 2.4 7.7 6.3 2.0 9.3 7.6 1.6 11.1 9.1
1.0 13.0 10.6 0.4 14.9 12.2
1165 0.0 2.6 8.0 6.6 2.2 9.7 8.0
1.8 11.6 9.5 1.3 13.5 11.0 0.7 15.5 12.7
230/460/575 VOLT AND HIGH SPEED DRIVE
1140 6.0 2.4 7.7 6.3 2.1 9.4 7.7 1.6 11.2 9.2
1.1 13.1 10.7 0.5 15.0 12.3
1180 5.0 2.7 8.2 6.7 2.3 9.9 8.1
1.9 11.8 9.7 1.4 13.7 11.2 0.8 15.8 12.9
1215 4.0 2.9 8.6 7.0 2.6 10.4 8.5
2.2 12.3 10.1 1.7 14.3 11.7 1.1 16.4 13.5
1255 3.0 3.2 9.1 7.4 2.9 11.0 9.0
2.5 12.9 10.6 2.0 15.0 12.3 1.4 17.2 14.1
1290 2.0 3.4 9.5 7.8 3.1 11.5 9.4
2.7 13.5 11.1 2.2 15.6 12.8---
1330 1.0 3.7 10.0 8.2
3.4 12.0 9.9 3.0 14.1 11.6 2.6 16.4 13.4---
1365 0.0 3.9 10.5 8.6
3.7 12.6 10.3 3.3 14.7 12.1 2.9 17.0 13.9---
15 HP Motor is required.