77
APPENDIX III. FAN PERFORMANCE (cont)
Table 31 – 48TC*D30 VERTICAL SUPPLY / RETURN 27.5 TON
CFM
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
8250 791 2.86 852 3.28 908 3.72 960 4.16 1010 4.60
8950 848 3.57 905 4.03 958 4.50 1008 4.97 1055 5.45
9650 906 4.39 959 4.89 1009 5.39 1057 5.89 1102 6.41
10300 959 5.26 1010 5.79 1058 6.33 1104 6.87 1147 7.41
11000 1018 6.33 1066 6.90 1111 7.47 1155 8.04 1197 8.62
11700 1076 7.54 1122 8.14 1165 8.74 1207 9.35 1247 9.96
12400 1135 8.90 1178 9.53 1220 10.17 1260 10.82 1299 11.46
13050 1190 10.30 1231 10.97 1271 11.64 - - - -
13750 1249 11.97 1289 12.67 - - - - - -
CFM
Available 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
8250 1056 5.05 1101 5.51 1144 5.98 1185 6.45 1225 6.93
8950 1100 5.93 1144 6.42 1185 6.92 1225 7.42 1264 7.93
9650 1146 6.92 1187 7.45 1228 7.98 1266 8.51 - -
10300 1189 7.96 1229 8.51 1268 9.07 - - - -
11000 1237 9.20 1276 9.79 - - - - - -
11700 1286 10.58 - - - - - - - -
12400 - - - - - - - - - -
13050 - - - - - - - - - -
13750 - - - - - - - - - -
Boldface indicates alternate standard static drive package. Voltage — 208V / 230V / 460V / 575V for Mid and High Static
Mid Static Motor & Drive - 973-1175 RPM; Max BHP 10.5/11.9/11.9/11.0
Std Static Motor & Drive - 751-954 RPM; Max BHP 6.5
High Static Motor & Drive - 941-1176 RPM; Max BHP 11.9/12.9/12.9/14.1
Operation point covered by high static drive. Confirm max BPH coverage based on unit voltage selected.
- Outside operating range
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