Carrier WEATHERMASTER 48Z030, Operation And Service Manual

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Table 4 — Fan Performance — 48ZG,ZN035 and 50ZG,ZN035 Units Without Discharge Plenum*
LEGEND
*If calculating static pressure for a 48 Series unit, be sure to add gas
heat pressure drop from Table 30A on page 32.
NOTES:
1. Fan performance is based on wet coils and clean 2-in. filters.
2. See Table 30A before using Fan Performance tables.
3. Conversion — Bhp to kW:
See Tables 26-28 for motor efficiency.
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
7,000 246 0.84 301 1.19 352 1.58 398 2.01 440 2.46 479 2.93 514 3.40 547 3.90
8,000 266 1.14 315 1.50 362 1.92 406 2.37 447 2.85 484 3.35 519 3.87 552 4.39
10,000 310 1.98 350 2.36 389 2.80 427 3.30 464 3.83 499 4.38 532 4.96 564 5.55
12,000 357 3.20 390 3.60 424 4.06 457 4.58 489 5.15 520 5.74 551 6.36 580 7.01
14,000 406 4.87 435 5.28 463 5.76 492 6.30 520 6.89 548 7.52 576 8.18 603 8.86
15,000 430 5.89 458 6.31 485 6.80 511 7.35 538 7.95 564 8.59 590 9.26 616 9.96
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
7,000 577 4.40 606 4.91 633 5.43 659 5.95 684 6.49 707 7.03 730 7.58 752 8.14
8,000 583 4.94 612 5.49 640 6.05 666 6.62 691 7.19 715 7.78 738 8.37 760 8.97
10,000 594 6.16 623 6.79 651 7.42 677 8.07 703 8.73 727 9.39 751 10.06 774 10.74
12,000 609 7.67 636 8.36 663 9.05 689 9.77 714 10.49 738 11.22 762 11.97 785 12.72
14,000 629 9.57 655 10.30 680 11.04 704 11.81 728 12.59 751 13.38 774 14.18 796 14.99
15,000 641 10.69 666 11.44 690 12.20 714 12.99 737 13.79 760 14.61 782 15.44 804 16.28
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.4 3.6 3.8 4.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
7,000 773 8.70 793 9.27 813 9.85 832 10.43
8,000 782 9.57 802 10.18 823 10.80 842 11.43
10,000 796 11.42 817 12.11 838 12.81 858 13.52
12,000 807 13.48 828 14.25 849 15.02 869 15.80
14,000 818 15.82 840 16.66 860 17.50 880 18.35
15,000 825 17.13 846 18.00 866 18.87 886 19.76
48/50ZN units only.
Bhp — Brake Horsepower
Kilowatts =
Bhp x .746
Motor efficiency