TABLE 11: SUPPLY AIR BLOWER PERFORMANCE (20 TON) - COOLING ONLY 240 MBH - BOTTOM DUCT CONNECTIONS
BLOWER | MOTOR |
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PULLEY |
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SPEED, |
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| 6000 |
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| 7000 |
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| 8000 |
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| 9000 |
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| 9400 |
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(TURNS |
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(RPM) |
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OPEN)* | ESP |
| BHP |
| KW | ESP | BHP | KW | ESP | BHP | KW | ESP | BHP | KW | ESP | BHP | KW | |
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208 VOLT AND STANDARD DRIVE |
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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 | - | - | - | - | - | - |
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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 | - | - | - |
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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 |
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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 |
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208 VOLT AND HIGH STATIC DRIVE |
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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 | - | - | - |
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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 |
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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 |
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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 |
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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 | - | - | - |
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1100 | 1.0 | 2.4 |
| 6.7 |
| 5.6 | 2.2 | 7.3 | 6.1 | 2.1 | 7.9 | 6.7 | - | - | - | - | - | - |
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230/460/575 | VOLT AND | STANDARD | DRIVE |
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870 | 6.0** | 0.4 |
| 2.1 |
| 1.8 | 0.1 | 2.3 | 2.0 | - | - | - | - | - | - | - | - | - |
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900 | 5.0 | 0.8 |
| 3.2 |
| 2.7 | 0.5 | 3.5 | 2.9 | 0.2 | 3.8 | 3.2 | - | - | - | - | - | - |
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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 | - | - | - |
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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 |
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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 |
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230/460/575 | VOLT AND | HIGH STATIC DRIVE |
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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 |
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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 |
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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 | - | - | - |
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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 | - | - | - |
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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 | - | - | - | - | - | - |
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.
18 | Unitary Products Group |
