Blower Data - Belt Drive - Downflow - Kga072, Kgb072 & 074 - Lennox KGB024 Installation Instructions Manual

BLOWER DATA - BELT DRIVE - DOWNFLOW - KGA072, KGB072 & 074
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 41 for blower motors and drives and wet coil and options/accessory air resistance data.
Air
0.10
Volume
RPM BHP RPM
cfm
1900 857 0.41 892
2000 879 0.47 913
2100 900 0.53 935
2200 922 0.60 958
2300 947 0.67 983
2400 974 0.76 1010
2500 1002 0.85 1039
2600 1032 0.95 1068
2700 1062 1.05 1099
2800 1094 1.16 1131
2900 1127 1.26 1163
Air
0.90
Volume
RPM BHP RPM
cfm
1900 1150 0.77 1188
2000 1172 0.84 1210
2100 1195 0.91 1233
2200 1218 0.99 1255
2300 1242 1.07 1277
2400 1267 1.16 1300
2500 1292 1.26 1324
2600 1318 1.38 1350
2700 1345 1.51 1376
2800 1372 1.65 1403
2900 1399 1.80 1430
External Static - in. w.g.
0.20 0.30
BHP RPM BHP RPM
Field Furnished
0.45 927 0.50 962
0.52 948 0.56 984
0.58 970 0.63 1007
0.65 994 0.71 1031
0.73 1020 0.79 1057
0.82 1047 0.88 1084
0.91 1075 0.97 1112
1.01 1105 1.07 1141
1.11 1136 1.17 1172
1.22 1167 1.27 1202
1.32 1198 1.38 1233
External Static - in. w.g.
1.00 1.10
BHP RPM BHP RPM
Kit A04
0.81 1227 0.85 1267
0.88 1248 0.92 1286
0.95 1269 1.00 1306
1.03 1290 1.09 1324
1.13 1310 1.20 1343
1.23 1332 1.31 1364
1.34 1355 1.42 1387
1.46 1380 1.55 1411
1.60 1406 1.68 1436
1.74 1433 1.82 1462
1.89 1460 1.96 1489
Page 24
0.40 0.50
BHP RPM BHP RPM
0.55 999 0.60 1036
0.61 1020 0.67 1058
0.69 1044 0.74 1081
0.76 1068 0.82 1106
0.85 1094 0.90 1131
0.94 1120 0.99 1157
1.03 1148 1.08 1184
1.13 1177 1.17 1213
1.22 1207 1.27 1242
1.32 1237 1.38 1271
1.44 1267 1.50 1300
1.20 1.30
BHP RPM BHP RPM
0.88 1303 0.92 1333
0.96 1321 1.00 1350
1.04 1339 1.09 1367
1.14 1356 1.19 1385
1.26 1374 1.30 1403
1.37 1394 1.41 1423
1.48 1417 1.52 1445
1.60 1440 1.64 1469
1.73 1465 1.77 1493
1.86 1490 1.90 1519
2.00 1516 2.03 1544
0.60 0.70
BHP RPM BHP RPM
Kit A04
0.65 1074 0.69 1112
0.72 1096 0.76 1134
0.79 1119 0.84 1157
0.87 1143 0.91 1180
0.95 1168 1.00 1205
1.04 1193 1.08 1230
1.13 1220 1.17 1257
1.22 1248 1.26 1284
1.32 1277 1.37 1312
1.43 1305 1.49 1339
1.56 1334 1.64 1367
1.40 1.50
BHP RPM BHP RPM
Kit A08
0.97 1360 1.02 1392
1.05 1377 1.10 1409
1.14 1395 1.19 1426
1.24 1413 1.28 1444
1.34 1432 1.38 1464
1.45 1453 1.48 1484
1.56 1475 1.59 1506
1.68 1498 1.71 1529
1.80 1523 1.84 1553
1.93 1548 1.97 1578
2.06 1573 2.10 1603
0.80
BHP
0.73
0.80
0.88
0.95
1.03
1.12
1.21
1.31
1.43
1.56
1.71
1.60
BHP
1.06
1.14
1.23
1.32
1.42
1.53
1.64
1.76
1.88
2.01
2.14