Carrier 50PM20 Installation Instructions Manual page 48

Fan Performance -- 50PM28 -- Vertical Supply/Return Units
Available External Static Pressure (in. wg)
CFM 0.2 0.4 0.6 0.8 1,0 1,2
RPM BHP Drive RPM BHP Drive RPM BHP Drive RPM BHP Drive RPM BHP Drive RPM BHP Drive
7500 640 2,12 A 697 2,45 A 750 2,79 A 798 3,13 A 843 3,46 A 886 3,79 B
8000 676 2,53 A 729 2,88 A 780 3,24 A 827 3,60 A 871 3,95 A 912 4,30 B
8500 711 2,99 A 762 3,36 A 810 3,74 A 856 4,12 A 899 4,50 B 939 4,87 B
9000 748 3,50 A 795 3,89 A 842 4,29 A 886 4,70 B 928 5,10 B 967 5,50 B
9500 784 4,08 A 829 4,48 A 874 4,90 B 916 5,33 B 957 5,76 C 996 6,18 C
10000 820 4,71 A 864 5,13 A 906 5,57 B 947 6,02 C 987 6,47 C 1025 6,92 C
10500 857 5,41 A ______ 979 6,78 C 1017 7,25 C 1054 7,73 C
11000 ______ 973 7,11 C 1011 7,60 C 1048 8,10 C 1084 8,59 C
11500 ___ 969 7,49 C 1007 7,98 C 1043 8,49 C 1079 9,01 D 1114 9,53 D
12000 969 7.93 C 1005 8.42 C 1041 8.93 D 1076 9.46 D 1111 10.00 D 1145 10,54 D
Available External Static Pressure (in. wg)
1.4 1.6 1.8 2.0 2.2 2.4
CFM RPM BHP Drive RPM BHP Drive RPM BHP Drive RPM BHP Drive RPM BHP Drive RPM BHP Drive
7500 927 4,13 B 968 4,49 B ______ 1092 5,75 C 1134 6,26 C
8000 952 4,66 B 990 5,03 B _ _ _ 1067 5,82 C 1105 6,26 C 1144 6,73 C
8500 978 5,25 B _ _ _ 1051 6,02 C 1087 6,43 C 1123 6,85 C 1159 7,31 C
9000 1005 5,89 C 1041 6,29 C 1076 6,69 C 1110 7,11 C 1144 7,54 C 1178 7,98 C
9500 1032 6,60 C 1067 7,02 C 1101 7,44 C 1134 7,86 C 1167 8,30 C 1199 8,75 D
10000 1061 7,37 C 1095 7,81 C 1128 8,24 C 1160 8,69 D 1192 9,13 D 1223 9,59 D
10500 1089 8,19 C 1123 8,66 D 1155 9,12 D 1187 9,58 D 1218 10,04 D 1248 10,51 D
11000 1118 9,09 D 1152 9,58 D 1183 10,06 D 1214 10,54 D 1244 11,03 D
11500 1148 10.05 D 1181 10,56 D 1212 11,07 D
12000 1178 11.08 D ---
LEGEND
Bhp - Brake Horsepower Input to Fan
Rpm - Fan speed
Drive - Drive option code based on 460V motor max BHP
Grey cells indicate field-supplied pulley change required.
Fan Performance -- 50PM20 -- Horizontal Supply/Return Units
Ai#low
(Cfm)
5000
5500
6000
6500
7000
7500
8000
8500
9000 G
Available 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
575 1.37 842 1.81 700 1.84 754 2.08 808 2.33
819 1.71 882 1.98 737 2.21 788 2.45 837 2.71
663 2.09 723 2.35 E 776 2.62 E 825 2.88 E 871 3.14
708 2.53 765 2.80 816 3.08 863 3.35 906 3.63
753 3.02 E 807 3.30 857 3.59 902 3.88 944 4.17
800 3.58 850 3.86 898 4.16 942 4.47 982 4.77
847 4.20 894 4.48 940 4.80 F 982 5.11 F 1022 5.43
894 4.88 939 5.17 F 982 5.49 1024 5.82 1062 6.14
941 5.63 G 983 5.92 G 1025 6.24 G 1065 6.58 G 1103 6.92
Ai#low
(Cfm)
5000
5500
6000
6500
7000
7500
8000
8500
9000
Available External Static Pressure (in. wg)
1.2 1.4 1.8 1.8 2.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
862 2.60 917 2.89 972 3.20 1028 3.53 1084 3.89
E 886 2.97 E 935 3.25 985 3.55 1035 3.87 1086 4.21
916 3.41 960 3.69 F 1005 3.98 F 1050 4.29 F 1096 4.61
949 3.90 990 4.19 1032 4.48 1073 4.78 1114 5.10
F 984 4.46 F 1023 4.75 1062 5.04 1100 5.34 1139 5.66
1021 5.07 1059 5.37 1095 5.67 G 1131 5.98 G 1167 6.29
1059 5.74 1095 6.05 G 1130 6.36 1165 6.67 1199 6.99
1099 6.47 G 1133 6.79 1167 7.11 1200 7.43 H 1232 7.76
G 1138 7.26 1172 7.59 H 1205 7.93 H 1237 8.26 1268 8.59
LEGEND
Bhp - Brake Horsepower Input to Fan
Boldface indicates field-supplied drive required.
NOTES:
1. Motor drive ranges:
(E) Low Range: 685-939 rpm, 4.26 Bhp (208/230 and 460-v), 751-954, 575 Bhp (575-v)
(F) Mid-Low Range: 949 to 1206 rpm, 5.75 Bhp
(G) Mid-High Range: 941 to 1176 rpm, 8.63 Bhp
(H) High Range: 1014to 1297 rpm, 11.50 Bhp
All other rpms require field-supplied drive.
2. See General Fan Performance Notes.
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