Lennox KGB Series Unit Information page 24

BLOWER DATA
KGB074S4B | KGB074S4T
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
FOR ALL UNITS ADD:
1 - Any factory installed options air resistance (heat section, economizer, wet coil, etc.).
2 - Any field installed accessories air resistance (duct resistance, diffuser, etc.).
See page 29 for blower motors and drives and wet coil and options/accessory air resistance data.
Air
Volume 0.10
cfm
RPM BHP RPM
1900 796 0.38
2000 833 0.43
2100 864 0.50
2200 887 0.57
2300 909 0.64
2400 931 0.72
2500 955 0.80
2600 981 0.90 1016
2700 1009 0.99 1044
2800 1038 1.10 1073
2900 1068 1.20 1104
Air
Volume 0.90
cfm
RPM BHP RPM
1900 1112 0.74 1151
2000 1131 0.80 1170
2100 1151 0.87 1189
2200 1173 0.94 1210
2300 1195 1.02 1231
2400 1217 1.10 1252
2500 1240 1.20 1274
2600 1264 1.30 1297
2700 1287 1.40 1319
2800 1311 1.52 1342
2900 1335 1.65 1366
BELT D RIVE ( SIN GLE AND T WO - SP EED ) - 6 TO N (HO R IZO NTA L)
0.20 0.30
BHP RPM BHP
837 0.43 878 0.48
870 0.48 907 0.54
897 0.55 931 0.60
920 0.62 953 0.67
942 0.70 976 0.75
965 0.78 999 0.83
989 0.86 1024 0.92
0.96 1052 1.01
1.05 1080 1.11
1.16 1109 1.21
1.26 1139 1.31
1.00 1.10
BHP RPM BHP
0.77 1190 0.81
0.83 1208 0.87
0.90 1227 0.94
0.98 1246 1.02
1.06 1266 1.11
1.15 1286 1.20
1.25 1307 1.31
1.35 1329 1.42
1.47 1350 1.54
1.59 1373 1.66
1.72 1395 1.79
External Static - in. w.g.
0.40 0.50
RPM BHP RPM BHP
918 0.53 958 0.58
943 0.59 980 0.64
966 0.65 1002 0.71
988 0.73 1024 0.78
1011 0.81 1046 0.86
1035 0.89 1071 0.94
1061 0.98 1097 1.03
1088 1.07 1124 1.12
1116 1.16 1152 1.21
1145 1.26 1180 1.31
1174 1.36 1208 1.41
External Static - in. w.g.
1.20 1.30
RPM BHP RPM BHP
1228 0.84 1265 0.88
1245 0.91 1281 0.96
1263 0.99 1298 1.04
1281 1.07 1315 1.12
1300 1.16 1333 1.22
1319 1.26 1351 1.32
1339 1.37 1370 1.43
1360 1.49 1389 1.55
1380 1.61 1409 1.68
1402 1.74 1430 1.8
1424 1.87 1451 1.94
Page 24
0.60 0.70
RPM BHP RPM BHP
997 0.62 1036 0.67
1018 0.69 1055 0.73
1038 0.76 1075 0.80
1060 0.83 1097 0.87
1083 0.91 1120 0.95
1108 0.99 1144 1.03
1133 1.08 1170 1.11
1160 1.16 1195 1.20
1187 1.26 1221 1.30
1214 1.36 1247 1.40
1240 1.47 1273 1.52
1.40 1.50
RPM BHP RPM BHP
1301 0.92 1335 0.97
1316 1.00 1349 1.04
1331 1.08 1363 1.13
1347 1.17 1379 1.22
1364 1.27 1395 1.32
1382 1.38 1411 1.43
1400 1.49 1428 1.55
1418 1.61 1446 1.67
1437 1.74 1465 1.79
1457 1.87 1485 1.92
1478 2.00 1505 2.05
0.80
RPM BHP
1074 0.71
1093 0.77
1113 0.83
1135 0.90
1157 0.98
1181 1.07
1205 1.15
1230 1.25
1254 1.35
1279 1.46
1304 1.58
1.60
RPM BHP
1367 1.01
1380 1.09
1394 1.17
1409 1.26
1424 1.36
1440 1.48
1457 1.59
1475 1.72
1493 1.84
1513 1.97
1533 2.09