Carrier 48TFD008, Инструкция по установке и обслуживанию

Страница: 32 / 48

32
Table 22 — Fan Performance, 48TF012 — Horizontal Discharge Units (English)
LEGEND
NOTES:
1. Boldface indicates field-supplied drive required. (See Note 5.)
2. indicates field-supplied motor and drive are required.
3. Values include losses for filters, unit casing, and wet coils.
4. Use of a field-supplied motor may affect wire sizing. Contact
your Carrier representative to verify.
5. Standard drive range is 571 to 779 rpm. All other rpms require
a field-supplied drive.
6. Maximum continuous bhp is 2.4. Extensive motor and electrical
testing on these units ensures that the full range of the motor
can be utilized with confidence. Using the fan motors up to the
ratings shown will not result in nuisance tripping or premature
motor failure. Unit warranty will not be affected.
7. Interpolation is permissible. Do not extrapolate.
AIRFLOW
(Cfm)
EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
3000 552 0.68 632 0.87 701 1.05 761 1.22 816 1.36
3100 565 0.74
644 0.93 711 1.12 772 1.31
825 1.45
3200 578 0.81 656 1.00 723 1.20 782 1.39 835 1.55
3300
591 0.88 668 1.08 734 1.28
793 1.47 845 1.65
3400 605 0.96 680 1.16 745 1.36 803 1.56 856 1.75
3500
619 1.04 691 1.23 755 1.44
813 1.65 867 1.86
3600 633 1.13 703 1.31 766 1.52 824 1.74 877 1.97
3700
648 1.23 714 1.39 777 1.61
835 1.85 887 2.07
3800 662 1.33 726 1.51 789 1.72 846 1.95 897 2.18
3900
677 1.44 738 1.61
801 1.82 857 2.06 908 2.29
4000 692 1.55 750 1.73 813 1.94 868 2.17 918 2.40
4100
707 1.67 762 1.84
825 2.05 878 2.28
929 2.53
4200 722 1.80 775 1.97 837 2.16 889 2.40 941 2.66
4300
737 1.94
787 2.09 848 2.27
900 252 952 2.80
4400 752 2.08 800 2.21 860 2.39 912 2.66 962 2.93
4500
768 2.24
814 2.35
871 2.51 924 2.80 973 3.07
4600 783 2.40 827 2.50 883 2.64 937 2.95 983 3.21
4700
799 2.56 841 2.64 894 2.77 949 3.10 994 3.36
4800 814 2.74 855 2.80 906 2.91 961 3.26 — —
4900
— — 868 2.90 918 3.05 972 3.40 — —
5000 — — 883 3.10 931 3.21 — — — —
AIRFLOW
(Cfm)
EXTERNAL STATIC PRESSURE (in. wg)
1.2
1.4 1.6
1.8
2.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
3000 871 1.54 918 1.67 967 1.89 1010 2.09 1063 2.46
3100 879 1.63 928 1.78 973 1.94 1018 2.17 1070 2.51
3200 887 1.71 937 1.90 981 2.04 1026 2.26 1075 2.57
3300 895 1.80 946 2.00 991 2.16 1032 2.32 1080 2.64
3400 904 1.91 953 2.10 1000 2.29 1041 2.44 1083 2.65
3500 914 2.03 961 2.20 1009 2.41 1051 2.57 1090 2.74
3600 924 2.15 970 2.32 1017 2.53 1061 2.72 1099 2.88
3700 935 2.28 980 2.45 1024 2.64 1069 2.87 1109 3.03
3800 946 2.40 989 2.58 1033 2.76 1077 2.99 1118 3.20
3900 956 2.53 1000 2.73 1042 2.91 1085 3.12 1127 3.36
4000 967 2.66 1010 2.87 1052 3.06 1093 3.24 — —
4100 977 2.78 1021 3.02 1062 3.22 1102 3.41 — —
4200 987 2.91 1032 3.17 1072 3.38 — — — —
4300 999 3.04 1042 3.32 — — — — — —
4400 1008 3.19 — — — — — — — —
4500 1019 3.34 — — — — — — — —
4600 — — — — — — — — — —
4700 — — — — — — — — — —
4800 — — — — — — — — — —
4900 — — — — — — — — — —
5000 — — — — — — — — — —
Bhp — Brake Horsepower at Motor Shaft
Rpm — Revolutions Per Minute of Blower Wheel