Rheem RKNL-B073CL15E, Manual, Page: 29 / 80

Air
Indoor Airflow Performance
RKNL-B Series
29
Drive Package
L
M
Motor
H.P
. [W]
2.0 [1491.4]
2.0 [1491.4]
Blower Sheave
BK110
BK90
Motor Sheave
1VP-44
1VP-44
Turns Open
1
2
3
4
5
6
1
2
3
4
5
6
RPM
682
650
620
587
555
523
869
838
806
774
742
710
N
3.0 [2237.1]
BK65
1VP-44
1
2
3
4
5
6
1157
1106
1056
1005
954
904
NOTES:
1.
F
actor
y shea
ve settings are sho
wn in bold print.
2.
Re-adjustment of shea
ve required to achieve ra
ted airflo
w a
t
AHRI minimum E.S.P
.
3.
Do not opera
te above blo
wer RPM sho
wn as motor overloading will occur
.
4.
Do not set motor shea
ve belo
w one turn open.
NOTE:
L-Drive left of 1st bold line,
M-Drive in middle of bold lines,
N-Drive right of 2nd bold line.
AIRFLOW CORRECTION F
ACTORS
7.5 TON [26.4 kW] (B090)
0.98
0.99
TOT
AL MBH
0.99
0.97
0.97
3000
[1416]
1.00
1.01 1.00
0.99
1.02
3400
[1605]
POWER kW
1.00
0.99
1.00
3200
[1510]
0.94
SENSIBLE MBH
0.91
2800
[1321]
ACTUAL—CFM
[L/s]
2600
[1227]
1.02 1.01 1.05
3600
[1699]
1.03 1.02 1.08
3800
[1793]
COMPONENT AIR RESIST
ANCE, IWC
7.5 TON [26.4 kW] (B090)
Component
Standard Indoor Airflow—CFM [L/s]
2400
[1133]
2600
[1227]
2800
[1321]
3000
[1416]
3200
[1510]
3400
[1604]
3600
[1699]
Resistance—Inches W
ater [kPa]
W
et Coil
0.047
[0.012]
0.051
[0.013]
0.055
[0.014]
0.060
[0.015]
0.065
[0.016]
0.071
[0.018]
0.076
[0.019]
Economizer 100% R.A. Damper Open
0.05
[0.012]
0.06
[0.015]
0.07
[0.017]
0.08
[0.020]
0.09
[0.022]
0.10
[0.025]
0.11
[0.027]
Horizontal Economizer 100% R.A. Damper Open
0.03
[0.007]
0.04
[0.009]
0.04
[0.010]
0.05
[0.011]
0.05
[0.012]
0.06
[0.014]
0.06
[0.015]
Concentric Diffuser RXRN-F
A65 or
FA75 & T
ransition RXMC-CD04
DNA
.017
[0.042]
.020
[0.050]
.025
[0.062]
.031
[0.077]
.037
[0.092]
DNA
Concentric Diffuser RXRN-AA61 or AA71 & T
ransition RXMC-CE05
DNA
DNA
DNA
DNA
DNA
DNA
.017
[0.042]
Horizontal Economizer 100% O.A. Damper Open
0.08
[0.020]
0.08
[0.020]
0.08
[0.020]
0.10
[0.024]
0.11
[0.027]
0.12
[0.030]
0.13
[0.032]
NOTES:
1.
Multiply correction factor times gross performance da
ta.
2.
Resulting sensible ca
pacity cannot exceed total ca
pacity
.
[
] Designates Metric Conversions
NOTE:
Add component resistance to duct resistance to determine total external sta
tic pressure.
DNA = Da
ta not
Available.
AIRFLO
W PERFORMANCE—
7.5
T
ON [26.4 kW] (B090)
1097
2328
1126
3100 [1463]
560
804
598
940
632
1010
664
713
772
1311
801
1373
830
1435
860
1497
889
1559
921
1816
950
1901
979
1987
1009
2072
1038
2157
1068
2243
3200 [1510]
576
876
612
1011
646
1089
678
722
781
1371
810
1433
839
1495
868
1557
898
1619
928
1880
957
1965
987
2051
1016
2136
1045
2222
2414
1075
2307
3300 [1557]
592
954
628
1096
660
1168
692
731
789
1431
818
1493
848
1555
877
1617
906
1859
935
1944
965
2029
994
2115
1023
2200
1053
Capacity
7.5 T
on [26.4 kW]
2286
1082
2371
3400 [1605]
607
1030
643
1180
673
1247
710
739
798
1491
827
1553
RPM
W
RPM
W
RPM
W
RPM
RPM
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
2400 [1133]
—
—
—
—
540
580
582
612
711
890
740
952
770
1014
799
1076
828
1138
857
1200
887
1261
929
1538
958
1623
987
1709
1017
1794
2500 [1180]
—
—
—
—
552
633
593
624
720
950
749
1012
778
1074
808
1136
837
1198
866
1260
895
1322
936
1602
965
1687
995
1773
1024
1858
2600 [1227]
—
—
—
—
564
687
603
635
729
1010
758
1072
787
1134
816
1196
846
1258
875
1320
914
1581
943
1666
972
1751
1002
1837
1031
1922
2700 [1274]
—
—
539
670
577
744
614
648
737
1070
766
1132
796
1194
825
1256
854
1318
883
1380
921
1645
950
1730
980
1816
1009
1901
1038
1986
2800 [1321]
—
—
554
733
590
801
625
660
746
1131
775
1192
804
1254
834
1316
863
1378
892
1440
928
1709
958
1794
987
1880
1016
1965
1046
2050
2900 [1369]
—
—
569
801
604
866
638
673
755
1191
784
1253
813
1315
842
1376
872
1438
906
1688
936
1773
965
1858
994
1944
1024
2029
1053
2115
3000 [1416]
546
741
854
869
617
931
650
685
763
1251
792
1313
822
1375
851
1437
880
1498
913
1752
943
1837
972
1923
1002
2008
1031
2093
1060
2179
3500 [1652]
622
1112
658
1271
689
1344
719
748
807
1552
836
1613
865
1675
894
1737
920
1987
950
2072
979
2158
1009
2243
1038
2328
1067
2414
1097
2499
856
1615
886
1677
913
1923
943
2008
972
2094
1001
2179
1031
2264
1060
2350
1089
2435
3600 [1699]
638
1202
672
1361
704
1440
728
757
815
1612
844
1674
874
1735
903
1797
928
2051
957
2136
986
2222
1016
2307
1045
2393
1075
2478
1104
2563
Air
Flow
CFM [L/s]
1156
2499
1104
2392
1134
2478
1163
2563
1111
2456
1141
2542
1170
2627
RPM
W
RPM
W
RPM
W
1046
1879
1075
1965
1105
2050
1053
1944
1083
2029
1112
2114
1061
2008
1090
2093
1119
2178
1068
2072
1097
2157
1127
2243
1075
2136
1104
2221
1134
2307
1082
2200
1112
2285
1141
2371
1090
2264
1119
2350
1148
2435
1126
2585
1155
2670
1185
2756
1119
2521
1148
2606
1178
2691
1133
2649
1163
2734
1192
2820
0.1 [.02]
0.2 [.05]
0.3 [.07]
0.4 [.10]
0.7 [.17]
0.8 [.20]
0.9 [.22]
1.0 [.25]
1.1 [.27]
1.2 [.30]
1.3 [.32]
1.4 [.35]
1.5 [.37]
1.6 [.40]
1.7 [.42]
1.8 [.45]
1.9 [.47]
2.0 [.50]
External Static Pressure—Inches of W
ater [kPa]
743 751 760 769
RPM
645 656 667 680 708 725 734 777 786
1107 1189 1274 1306
W
664 717 769 828 887 956
1024 1366 1426
0.6 [.15]
0.5 [.12]
1249 1309 1369 1430
W
812 878 945
1017 1069 1129 1189 1490 1550
1187 1247 1307 1368
W
729 791 853 923 993
1069 1144 1428 1488