Table 11 Ð
UNIT | MOTOR | AIR |
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| 230 AND 460 VOLT VERTICAL DISCHARGE |
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SIZE |
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| External Static Pressure (in. wg) |
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SPEED | DELIVERY |
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50SX |
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| 0.0 | 0.1 | 0.2 |
| 0.3 |
| 0.4 |
| 0.5 |
| 0.6 |
| 0.7 |
| 0.8 |
| 0.9 |
| 1.0 | |
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| Low | Watts | 280 | 275 | 265 |
| 255 |
| 250 |
| 245 |
| 240 |
| Ð |
| Ð |
| Ð |
| Ð |
| Cfm | 820 | 810 | 755 |
| 700 |
| 660 |
| 600 |
| 560 |
| Ð |
| Ð |
| Ð |
| Ð | |
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024, | Med | Watts | 365 | 360 | 350 |
| 345 |
| 340 |
| 330 |
| 320 |
| 310 |
| 300 |
| Ð |
| Ð |
030 | Cfm | 1025 | 1010 | 975 |
| 940 |
| 900 |
| 850 |
| 800 |
| 720 |
| 630 |
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| High | Watts | Ð | Ð | 490 |
| 480 |
| 470 |
| 460 |
| 445 |
| 430 |
| 410 |
| 390 |
| 380 |
| Cfm | Ð | Ð | 1300 |
| 1255 |
| 1200 |
| 1150 |
| 1080 |
| 1005 |
| 915 |
| 790 |
| 620 | |
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| Low | Watts | 520 | 495 | 474 |
| 458 |
| 445 |
| 425 |
| Ð |
| Ð |
| Ð |
| Ð |
| Ð |
| Cfm | 1375 | 1335 | 1290 |
| 1240 |
| 1200 |
| 1140 |
| Ð |
| Ð |
| Ð |
| Ð |
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036 | Med | Watts | 575 | 560 | 535 |
| 510 |
| 480 |
| 460 |
| 440 |
| 425 |
| Ð |
| Ð |
| Ð |
Cfm | 1520 | 1490 | 1450 |
| 1400 |
| 1380 |
| 1300 |
| 1200 |
| 1080 |
| Ð |
| Ð |
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| High | Watts | Ð | Ð | Ð |
| Ð |
| 650 |
| 614 |
| 575 |
| 540 |
| 510 |
| 480 |
| Ð |
| Cfm | Ð | Ð | Ð |
| Ð |
| 1560 |
| 1500 |
| 1380 |
| 1280 |
| 1170 |
| 1060 |
| Ð | |
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| Low | Watts | 490 | 480 | 470 |
| 460 |
| 450 |
| 430 |
| 410 |
| 390 |
| Ð |
| Ð |
| Ð |
| Cfm | 1400 | 1380 | 1340 |
| 1300 |
| 1250 |
| 1200 |
| 1140 |
| 1070 |
| Ð |
| Ð |
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042 | Med | Watts | 590 | 580 | 560 |
| 545 |
| 525 |
| 505 |
| 480 |
| 450 |
| 420 |
| Ð |
| Ð |
Cfm | 1600 | 1560 | 1540 |
| 1470 |
| 1430 |
| 1360 |
| 1300 |
| 1220 |
| 1120 |
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| High | Watts | Ð | Ð | Ð |
| Ð |
| Ð | 700 | 670 | 640 | 600 | 560 | 500 | ||||||
| Cfm | Ð | Ð | Ð |
| Ð |
| Ð | 1780 | 1670 | 1600 | 1480 | 1340 | 1100 | |||||||
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| Low | Watts | 1050 | 1000 | 970 |
| 930 |
| 870 | 810 | 750 | 680 | 600 | Ð | Ð | ||||||
048² | Cfm | 1850 | 1830 | 1800 |
| 1785 |
| 1750 | 1700 | 1640 | 1500 | 1330 | Ð | Ð | |||||||
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High | Watts | Ð | Ð | Ð |
| 1050 |
| 1000 | 930 | 870 | 810 | 740 | 665 | Ð | |||||||
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| Cfm | Ð | Ð | Ð |
| 2000 |
| 1940 | 1850 | 1750 | 1635 | 1500 | 1300 | Ð | |||||||
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*Air delivery values are based on operating voltage of 230 v or 460 v, dry coil, without ®lter or electric heater. Deduct wet coil, ®lter, and electric heater pressure drops to obtain external static pressure available for ducting.
²Size 048 is 460 v.
NOTES:
1.Do not operate the unit at a cooling air¯ow that is less than 350 cfm for each 12,000 Btuh of rated cooling capacity. Evapo- rator coil frosting may occur at air¯ows below this point.
2.Dashes indicate portions of table that are beyond the blower mo- tor capacity or are not recommended.
Table 12 Ð
Cooling; Horizontal and Vertical Discharge for
Integrated Control Motor Units at 230 V
(Deduct 10% from Cfm for
UNIT 50SX | FAN ONLY | COOLING |
| (Cfm) | (Cfm) |
048 | 1400 | 1600 |
060 | 1750 | 2000 |
*Air delivery values are for dry coil at 230 v. Air¯ow is independent of external static pressure within 65% of table values up to 0.8 in. wg.
NOTE: Do not operate the unit at a cooling air¯ow that is less than 350 cfm for each 12,000 Btuh of rated cooling capacity. Evaporator- coil icing may occur at air¯ows below this point. Water
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