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Table 7 — Fan R/s at Motor Pulley Settings (SI)
Table 8 — Fan Rpm at Motor Pulley Settings (English)
Table 9 — Evaporator-Fan Motor Efficiency
NOTE: Convert watts to bhp using the following formula:
Table 10 — Accessory/FIOP Static Pressure Drop (Pa) — 48TF008-014
Table 11 — Accessory/FIOP Static Pressure Drop (in. wg) — 48TF008-014
UNIT
48TF
MOTOR PULLEY TURNS OPEN
0
1
/
2
11
1
/
2
22
1
/
2
33
1
/
2
44
1
/
2
5
008
11.70 11.35 11.00 10.65 10.30 9.95 9.60 9.25 8.90 8.55 8.20
012
13.00 12.65 12.30 11.95 11.60 11.25 10.90 10.55 10.20 9.85 9.50
014
15.00 14.70 14.40 14.10 13.80 13.50 13.20 12.90 12.60 12.30 12.00
UNIT
48TF
MOTOR PULLEY TURNS OPEN
0
1
/
2
11
1
/
2
22
1
/
2
33
1
/
2
44
1
/
2
5
008
700 681 660 639 618 597 576 555 534 513 492
012
779 760 739 718 697 676 655 634 613 592 571
014
900 883 865 843 825 807 789 771 753 735 717
MOTOR
48TF
EFFICIENCY (%)
D/E/F008
80
D/E/F012
80
D/E014
85
bhp =
watts input x motor efficiency
746
UNIT 48TF RATED VOLTAGE L/s
DURABLADE ECONOMIZER
PRESSURE DROP
ECONOMI$ER
008-014
All
1100 5 —
1200 6 —
1300 7 —
1400 8 31
1500 9 35
1600 10 41
1700 11 50
1800 12 59
1900 13 67
2000 14 75
2100 15 84
2200 16 90
2300 17 97
FIOP —
Factory-Installed Option
UNIT 48TF RATED VOLTAGE CFM
DURABLADE ECONOMIZER
PRESSURE DROP
ECONOMI$ER
008-014
All
2200 .02 .07
2500 .02 .09
3000 .03 .13
3500 .04 .18
4000 .05 .23
4500 .06 .30
5000 .07 .36
5500 .08 —
6000 .09 —
FIOP —
Factory-Installed Option