Carrier AQUAZONE 50HQL072-120 Installation, Start-Up And Service Instructions Manual page 26

Water source heat pump units
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RATED
CFM
0.0
BHP
1.10
3400
RPM
1014
Turns Open
3.0
BHP
1.26
3600
RPM
1052
Turns Open
2.5
BHP
1.44
3800
RPM
1090
Turns Open
1.5
BHP
1.63
4000
RPM
1127
Turns Open
0.5
BHP
1.84
4200
RPM
1164
Turns Open
4.0
BHP
2.07
4400
RPM
1202
Turns Open
3.5
BHP
2.30
4600
RPM
1237
Turns Open
3.0
LEGEND
— Operation Not Recommended
ARI — Air Conditioning and Refrigeration Institute
BHP — Brake Horsepower
ESP — External Static Pressure
ISO — International Organization for Standardization
RPM — Revolutions Per Minute
A
— Units with Standard Static Sheave/Standard Motor Option
B
— Units with Low-Static Sheave/Standard Motor Option
C
— Units with High-Static Sheave/Standard Motor Option
D
— Units with Standard Static Sheave/Large 3 Hp Motor Option
E
— Units with High-Static Sheave/Large 3 Hp Motor Option
NOTES:
1. Boldface requires 3 hp motor.
RATED
CFM
0.0
BHP
0.36
2000
RPM
600
Turns Open
3
BHP
0.45
2200
RPM
633
Turns Open
2
BHP
0.55
2400
RPM
670
Turns Open
1.5
BHP
0.68
2600
RPM
708
Turns Open
0.5
BHP
0.82
2800
RPM
744
Turns Open
4.5
BHP
0.97
3000
RPM
777
Turns Open
4
BHP
1.14
3200
RPM
807
Turns Open
3.5
LEGEND
A
— Standard Static Sheave/Standard Motor
B
— Low-Static Sheave/Standard Motor
C
— High-Static Sheave/Standard Motor Option
E
— High-Static Sheave/Large Motor
ARI — Air Conditioning and Refrigeration Institute
BHP — Brake Horsepower
ESP — External Static Pressure
ISO — International Organization for Standardization
RPM — Revolutions Per Minute
NOTES:
1. Bold numbers require 2 horsepower motor.
2. Due to alternate sheaves, 'Turns Open' may vary within ±0.5 turn from
the position shown above.
Table 8 — 50HQL120 Blower Performance Data
0.1
0.2
0.3
0.4
1.15
1.20
1.25
1.30
1043
1072
1102
1129
B
2.5
2.0
1.0
0.5
1.31
1.37
1.42
1.48
1081
1109
1136
1163
1.5
1.0
0.5
4.0
1.50
1.56
1.61
1.67
1118
1145
1172
1199
1.0
0.0
4.0
3.5
1.70
1.76
1.82
1.88
1154
1181
1207
1232
4.5
4.0
3.5
3.0
1.91
1.98
2.04
2.10
1191
1217
1241
1266
3.5
3.0
2.5
2.5
2.13
2.20
2.27
2.33
1227
1251
1276
1300
3.0
2.5
2.0
1.5
2.37
2.44
2.51
2.59
1262
1287
1310
1333
2.5
2.0
1.5
1.0
Table 9 — 50VQL080 Blower Performance Data
0.1
0.2
0.3
0.4
0.39
0.43
0.47
0.51
B
641
681
720
757
2
1
0.5
4.5
0.49
0.53
0.57
0.61
671
708
745
780
1.5
0.5
4.5
4
0.60
0.64
0.69
0.73
705
740
774
807
1
4.5
4
3.5
0.73
0.77
0.82
0.87
741
773
805
837
4.5
4
3.5
2.5
0.87
0.92
0.97
1.02
775
806
836
866
4
3.5
3
2
1.03
1.08
1.14
1.19
807
836
865
893
3.5
3
2
1.5
1.19
1.25
1.31
1.36
835
862
890
917
3
2.5
1.5
1
EXTERNAL STATIC PRESSURE (in. wg)
0.5
0.6
0.7
0.8
1.35
1.40
1.45
1.50
1156
1183
1209
1234
4.5
4.0
3.5
3.0
1.53
1.58
1.63
1.68
1190
1216
1241
1266
A
3.5
3.0
2.5
2.5
1.73
1.78
1.84
1.89
1223
1248
1273
1298
3.0
2.5
2.0
1.5
1.94
2.00
2.06
2.11
1257
1281
1306
1329
2.5
2.0
1.5
1.0
2.16
2.22
2.28
2.34
1291
1314
1337
1360
D
2.0
1.5
1.0
0.5
2.40
2.46
2.53
2.60
1323
1346
1369
1392
1.0
1.0
0.5
0.0
2.66
2.73
2.80
2.87
1356
1379
1402
1423
0.5
0.0
4.0
3.5
2. Units factory shipped at ISO/ARI setting with standard static
sheave and drive at 2.5 turns open (4000 cfm at 0.5 in. wg ESP).
Other speeds require field selection.
3. For applications requiring higher static pressures, contact your local
representative.
4. Based on 2-11x10 blowers.
5. Performance data does not include drive losses and is based on
sea level conditions.
6. All airflow is rated at lowest voltage if unit is dual voltage rated, i.e.,
208V for 208-230V units.
7. For wet coil performance first calculate the face velocity of the air
coil (Face Velocity [fpm] = Airflow [cfm] / Face Area [sq ft]). Then for
velocities of 200 fpm reduce the static capability by 0.03 in. wg,
300 fpm by 0.08 in. wg, 400 fpm by 0.12 in. wg and 500 fpm by
0.16 in. wg.
EXTERNAL STATIC PRESSURE (in. wg)
0.5
0.6
0.7
0.8
0.9
0.55
0.59
0.63
0.67
0.71
794
829
864
898
931
3.5
3
2
1.5
0.65
0.70
0.74
0.79
0.83
814
848
881
913
945
3
2.5
2
1.5
0.5
0.78
0.82
0.87
0.92
0.97
A
840
872
903
934
964
2.5
2
1.5
1
0.5
0.92
0.97
1.02
1.07
1.12
867
898
927
957
985
2
1.5
1
0.5
1.08
1.13
1.18
1.24
1.29
895
924
952
980
1007
1.5
1
0.5
0
1.25
1.30
1.36
1.41
1.47
921
948
975
1002
1028
1
0.5
0
3
2.5
1.42
1.48
1.54
1.60
1.66
943
969
995
1021
1046
0.5
3
3
2.5
3. Units factory shipped with standard static sheave and drive at 2.5
turns open (2600 cfm at 0.4 in. wg ESP Wet Coil). Other speeds
require field selection.
4. ISO/ARI rating point with standard static sheave and drive at 2 turns
open (2600 cfm at 0.48 in. wg ESP Wet Coil). Other speeds require
field selection.
5. For applications requiring higher static pressures, contact your local
representative.
6. Performance data does not include drive losses and is based on sea
level conditions.
7. Do not operate in gray region.
8. All airflow is rated at lowest voltage if unit is dual voltage rated, i.e.,
208 v for 208-230-v units.
9. For wet coil performance first calculate the face velocity of the air coil
(Face Velocity [fpm] = Airflow [cfm]/Face Area [sq ft]). Then for veloci-
ties of 200 fpm reduce the static capability by 0.03 in. wg, 300 fpm by
0.08 in. wg, 400 fpm by 0.12 in. wg and 500 fpm by 0.16 in. wg.
26
0.9
1.0
1.1
1.2
1.54
1.59
1.63
1.68
1260
1285
1309
1333
2.5
2.0
1.5
1.0
1.74
1.79
1.84
1.89
1291
1315
1338
1362
2.0
1.5
1.0
4.5
1.95
2.00
2.06
2.11
1321
1345
1368
1391
1.0
1.0
0.5
0.0
2.17
2.22
2.28
2.34
1352
1375
1398
1420
0.5
0.0
0.0
3.5
2.40
2.47
2.53
2.59
1383
1406
1427
1449
0.0
3.5
3.5
3.0
2.66
2.73
2.79
2.86
1414
1435
1457
1478
3.5
3.5
3.0
2.5
2.95
1444
3.0
1.0
1.1
1.2
0.76
0.80
0.84
964
996
1027
1058
1
0.5
3
2.5
0.88
0.92
0.97
976
1006
1036
1066
C
0
3
2.5
1.02
1.07
1.11
993
1022
1051
1079
3
2.5
2
1.17
1.22
1.28
1013
1041
1069
1096
0
3
2.5
2
1.34
1.40
1.45
1034
1061
1087
E
1113
3
2.5
2
1.5
1.53
1.59
1.65
1054
1079
1104
1129
2
2
1.5
1.72
1.78
1071
1095
2
2
1.5
1.3
1.4
1.5
1.73
1.77
1.82
1356
1380
1403
C
4.5
4.0
4.0
1.94
1.99
2.04
1385
1408
1430
4.0
3.5
3.5
2.16
2.21
2.26
1413
1435
1457
3.5
3.5
3.0
2.39
2.45
2.50
1441
1463
1485
E
3.0
3.0
2.5
2.65
2.71
2.77
1470
1492
1513
2.5
2.5
2.0
2.93
2.99
1500
1520
2.5
2.0
1.3
1.4
1.5
0.89
0.93
0.98
1088
1117
2
1.5
1
1.02
1.06
1.11
1095
1123
2
1.5
1
1.16
1.22
1.27
1107
1134
2
1.5
1
1.33
1.38
1.44
1122
1149
1.5
1
0.5
1.51
1.57
1.62
1138
1164
1.5
1
0.5
1.70
1.76
1.82
1154
1178
1
0.5
0

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