33
AIRFLOW PERFORMANCE
―
25 TON [87.9kW]
―
SIDEFLOW
0.1
[.02]
0.2
[.05]
0.3
[.07]
0.4
[.10]
0.5
[.12]
0.6
[.15]
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]
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
RPM
W
8000
[3775]
—
—
—
—
—
—
—
—
—
—
—
—
—
—
794
3720
814
3870
833
4024
851
4182
869
4344
886
4510
903
4680
920
4854
948
5256
963
5410
979
5565
994
5720
1009
5877
8200
[3869]
—
—
—
—
—
—
—
—
—
—
—
—
—
—
807
3908
826
4065
845
4226
863
4392
880
4561
897
4735
914
4912
943
5296
958
5455
973
5614
988
5774
1003
5935
1018
6097
8400
[3964]
—
—
—
—
—
—
—
—
—
—
—
—
801
3947
820
4108
838
4273
856
4442
874
4614
891
4791
908
4972
924
5157
952
5503
967
5667
982
5832
997
5997
1012
6164
1028
6331
8600
[4058]
—
—
—
—
—
—
—
—
—
—
794
3989
813
4153
832
4321
850
4493
868
4670
886
4850
902
5034
919
5223
947
5557
962
5725
977
5894
992
6064
1007
6235
1022
6407
1037
6579
8800
[4153]
—
—
—
—
—
—
—
—
—
—
807
4200
826
4371
845
4547
862
4727
880
4910
897
5098
913
5290
942
5614
957
5787
972
5960
987
6134
1002
6310
1017
6486
1032
6663
1047
6841
9000
[4247]
—
—
—
—
—
—
—
—
801
4249
820
4424
839
4603
857
4786
874
4973
892
5164
908
5359
924
5558
952
5853
967
6031
982
6209
997
6389
1012
6570
1027
6752
1042
6934
1057
7118
9200
[4341]
—
—
—
—
—
—
795
4300
815
4478
833
4660
851
4847
869
5037
886
5232
903
5430
919
5633
947
5923
962
6105
977
6289
992
6473
1007
6658
1022
6844
1037
7031
1052
7219
1068
7408
9400
[4436]
—
—
—
—
790
4352
809
4534
828
4720
846
4910
864
5104
881
5302
898
5504
915
5710
943
5997
958
6184
972
6372
987
6561
1002
6750
1017
6941
1032
7132
1048
7325
1063
7518
—
—
9600
[4530]
—
—
—
—
804
4592
823
4781
841
4975
859
5172
876
5373
893
5579
910
5788
926
6002
953
6267
968
6460
983
6653
998
6847
1013
7042
1028
7238
1043
7434
1058
7632
—
—
—
—
9800
[4624]
—
—
798
4652
817
4845
836
5042
854
5242
872
5447
889
5656
905
5869
922
6085
949
6355
964
6551
979
6749
994
6947
1009
7147
1024
7347
1039
7548
1054
7751
1069
7954
—
—
—
—
10000
[4719]
793
4714
813
4910
831
5110
849
5315
867
5523
884
5735
901
5951
917
6171
945
6446
960
6647
975
6849
990
7052
1005
7256
1019
7461
1034
7667
1050
7873
1065
8081
—
—
—
—
—
—
10200
[4813]
808
4978
827
5181
845
5389
863
5600
880
5816
897
6035
913
6259
941
6542
956
6748
971
6954
986
7162
1001
7370
1016
7579
1031
7789
1046
8000
1061
8212
—
—
—
—
—
—
—
—
10400
[4908]
822
5254
840
5465
858
5680
876
5899
893
6122
909
6349
926
6580
953
6852
967
7063
982
7275
997
7488
1012
7701
1027
7916
1042
8131
1057
8348
1072
8565
—
—
—
—
—
—
—
—
10600
[5002]
836
5543
854
5761
872
5984
889
6210
906
6441
922
6675
949
6961
964
7176
979
7393
993
7610
1008
7828
1023
8047
1038
8267
1053
8488
1068
8710
—
—
—
—
—
—
—
—
—
—
10800
[5096]
850
5845
868
6071
885
6301
902
6534
918
6772
946
7074
961
7294
975
7514
990
7736
1005
7959
1020
8182
1035
8407
1050
8632
1065
8858
—
—
—
—
—
—
—
—
—
—
—
—
11000
[5191]
864
6160
882
6393
899
6630
915
6871
943
7191
958
7415
972
7640
987
7867
1002
8094
1017
8321
1032
8550
1046
8780
1061
9011
—
—
—
—
—
—
—
—
—
—
—
—
—
—
11200
[5285]
878
6487
895
6728
912
6972
940
7313
955
7541
969
7771
984
8001
999
8233
1014
8465
1029
8698
1043
8933
1058
9168
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
11400
[5379]
892
6827
909
7075
925
7328
952
7671
967
7905
981
8140
996
8376
1011
8613
1026
8851
1041
9089
1055
9329
1070
9570
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
11600
[5474]
906
7180
922
7436
950
7806
964
8044
979
8283
994
8524
1008
8765
1023
9007
1038
9250
1053
9494
1068
9739
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
11800
[5568]
920
7546
948
7944
962
8187
977
8431
991
8676
1006
8921
1021
9168
1035
9416
1050
9664
1065
9913
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
12000
[5663]
946
8087
960
8334
975
8583
989
8832
1004
9082
1019
9333
1033
9585
1048
9838
1063
10092
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
NOTE: L-Drive left of bold line, M-Drive right of bold line.
COMPONENT AIRFLOW RESISTANCE
―
25 TON [87.9kW]
AIRFLOW CORRECTION FACTORS
―
25 TON [87.9kW]
NOTE: Multiply correction factor times gross performance data
―
resulting sensible capacity cannot exceed total capacity.
D
riv
e
P
ac
ka
ge
Blower Sheave
BK130H
BK120H
Model RKNL-B300
Air Flow
Voltage 208/230, 460, 575
―
3 phase
CFM [L/s]
External Static Pressure
―
Inches of Water [kPa]
Motor H.P. [W]
7.5 [5592.7]
10 [7457.0]
Motor Sheave
1VP-71
1VP-75
Turns Open
1
23
4
5
6
3
4
56
844
817
12
RPM
919
894
869
1039
1012
982
953
9200
9600
925
NOTES:
1. Factory sheave settings are shown in bold type. 2. Do not set motor sheave below minimum turns open shown. 3. Re-adjustment of sheave required to achieve rated airflow at ARI minimum External Static Pressure 4. Drive data shown is for horizontal airflow with dry coil. Add component resistance (below) to duct resistance to determine t
otal External Static Pressure.
790
1067
CFM
8000
8400
8800
[4341]
[4530]
10000
10400
10800
11200
11600
12000
[L/s]
[3775]
[3964]
[4153]
[4719]
[4908]
[5096]
[5285]
[5474]
[5663]
Resistance
―
Inches of Water [kPa]
Wet Coil
0.07
0.09
0.10
0.12
0.13
0.15
0.16
0.21
0.22
[.02]
[.02]
[.02]
[.03]
[.03]
[.04]
0.18
0.19
[.05]
Downflow
0.12
0.14
0.16
0.19
[.04]
[.04]
[.05]
[.05]
0.22
0.25
0.29
0.33 [.08]
[.09]
0.46
0.37
0.42
[.03]
[.03]
[.04]
[.05]
[.05]
[.06]
[.07]
[.10]
[.11]
Downflow Economizer RA Damper Open
0.22
0.24
0.26
0.28
0.30
0.32
0.34
0.41
0.44
[.05]
[.06]
[.06]
[.07]
[.07]
[.08]
0.37
0.39
[.11]
[.08]
[.09]
[.10]
[.10]
Horizontal Economizer RA Damper Open
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.18
0.19
[.02]
[.02]
[.03]
[.03]
[.03]
[.03]
0.16
0.17
[.05]
[.04]
[.04]
[.04]
[.04]
Concentric Grill RXRN-AD88 & Transition RXMC-CL09
0.17
0.23
0.30
0.36
0.43
0.50
0.56
0.76
0.82
[.04]
[.06]
[.07]
[.09]
[.11]
[.12]
0.63
0.69
[.20]
CFM
8000
8400
8800
9200
[.14]
[.16]
[.17]
[.19]
9600
10000
10400
10800
11200
11600
12000
[L/s]
[3775]
[3964]
[4153]
[4341]
[4530]
[4719]
[4908]
[5096]
Total MBH
0.97
0.98
0.99
0.99
1.00
1.01
[5285]
[5474]
1.05
[5663]
Sensible MBH
0.89
0.92
0.95
0.98
1.02
1.03
1.03
1.04
1.01
1.04
1.08
1.11
1.01
1.01
1.20
1.14
1.17
Power kW
0.99
0.99
1.00
1.00
1.00
1.01
1.02
1.02
1.02
[ ] Designates Metric Conversions
L, R
M, S
25 Ton