Gt-px, Performance correction factors – Carrier GT-S User Manual
Page 20

GT-PX
18
Carrier Indoor & Outdoor Split Geothermal Heat Pumps - Rev.: 08/10/05
Performance Correction Factors
Full Load Heating Corrections
Full Load Cooling Corrections
Sens Clg Cap Multipliers- Entering DB
°F
Ent Air DB
°F
Htg Cap
Power
Heat of
Ext
Ent Air
WB
°
F
Total Clg
Cap
60
65
70
75
80
80.6
85
90
95
100
Power
Heat of
Rej
40
1.052
0.779
1.120
45
0.832
1.346
1.461
1.603
0.946
0.853
45
1.043
0.808
1.102
50
0.850
1.004
1.174
1.357
0.953
0.870
50
1.035
0.841
1.084
55
0.880
0.694
0.902
1.115
1.331
0.964
0.896
55
1.027
0.877
1.065
60
0.922
0.646
0.875
1.103
1.329
1.356
0.977
0.932
60
1.019
0.915
1.045
65
0.975
0.639
0.869
1.096
1.123
1.320
0.993
0.979
65
1.010
0.957
1.023
66.2
0.990
0.582
0.812
1.039
1.066
1.262
1.482
0.997
0.991
68
1.004
0.982
1.010
67
1.000
0.545
0.774
1.000
1.027
1.223
1.444
1.000
1.000
70
1.000
1.000
1.000
70
1.040
0.630
0.853
0.880
1.075
1.297
1.517
1.011
1.035
75
0.989
1.045
0.974
75
1.117
0.601
0.627
0.821
1.046
1.275
1.510
1.033
1.101
80
0.976
1.093
0.946
Rev.: 03/29/04
*
Sensible capacity equals total capacity (no latent capacity) at conditions shown as "
*
"
ARI/ISO/ASHRAE 13256-1 uses entering air conditions of Clg- 80.6
°F DB/66.2°F WB and Htg- 68°F DB/59°F WB
TT Full Load Entering Air Corrections
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
TT Full Load Air Flow Corrections
Airflow
Cooling
Heating
CFM Per
Ton of Clg
% of
Nominal
Total Cap
Sens Cap
Power
Heat of Rej
Htg Cap
Power
Heat of Ext
240
60
0.925
0.788
0.913
0.922
0.946
1.153
0.896
275
69
0.946
0.829
0.926
0.942
0.959
1.107
0.924
300
75
0.960
0.861
0.937
0.955
0.969
1.078
0.942
325
81
0.972
0.895
0.950
0.968
0.977
1.053
0.959
350
88
0.983
0.930
0.965
0.979
0.985
1.032
0.974
375
94
0.992
0.965
0.982
0.990
0.993
1.014
0.988
400
100
1.000
1.000
1.000
1.000
1.000
1.000
1.000
425
106
1.007
1.033
1.020
1.009
1.006
0.989
1.011
450
113
1.012
1.064
1.042
1.018
1.012
0.982
1.019
475
119
1.016
1.092
1.066
1.025
1.018
0.979
1.027
500
125
1.018
1.116
1.091
1.032
1.022
0.977
1.033
520
130
1.019
1.132
1.112
1.037
1.026
0.975
1.038
Part Load Heating Corrections
Part Load Cooling Corrections
Sens Clg Cap Multipliers- Entering DB
°F
Ent Air DB
°F
Htg Cap
Power
Heat of
Ext
Ent Air
WB
°
F
Total Clg
Cap
60
65
70
75
80
80.6
85
90
95
100
Power
Heat of
Rej
40
1.084
0.732
1.161
45
0.876
1.286
1.302
1.389
0.981
0.895
45
1.073
0.764
1.140
50
0.883
1.002
1.099
1.241
0.985
0.901
50
1.060
0.802
1.117
55
0.903
0.706
0.871
1.060
1.271
0.989
0.918
55
1.046
0.846
1.090
60
0.935
0.617
0.844
1.079
1.319
1.349
0.993
0.945
60
1.031
0.893
1.061
65
0.979
0.595
0.849
1.098
1.128
1.342
0.998
0.982
65
1.016
0.945
1.031
66.2
0.991
0.531
0.789
1.040
1.070
1.284
1.522
0.999
0.993
68
1.006
0.978
1.013
67
1.000
0.486
0.747
1.000
1.030
1.245
1.481
1.000
1.000
70
1.000
1.000
1.000
70
1.035
0.583
0.842
0.873
1.090
1.327
1.552
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
1.003
1.030
75
0.984
1.058
0.968
75
1.105
0.552
0.584
0.811
1.057
1.290
1.510
1.008
1.088
80
0.968
1.117
0.936
Rev.: 03/29/04
*
Sensible capacity equals total capacity (no latent capacity) at conditions shown as "
*
"
ARI/ISO/ASHRAE 13256-1 uses entering air conditions of Clg- 80.6
°F DB/66.2°F WB and Htg- 68°F DB/59°F WB
TT Part Load Entering Air Corrections
TT Part Load Air Flow Corrections
Airflow
Cooling
Heating
CFM Per
Ton of Clg
% of
Nominal
Total Cap
Sens Cap
Power
Heat of Rej
Htg Cap
Power
Heat of Ext
240
60
0.920
0.781
0.959
0.927
0.946
1.241
0.881
275
69
0.942
0.832
0.964
0.946
0.960
1.163
0.915
300
75
0.956
0.867
0.969
0.959
0.969
1.115
0.937
325
81
0.969
0.901
0.975
0.970
0.978
1.076
0.956
350
88
0.981
0.934
0.982
0.981
0.986
1.043
0.973
375
94
0.991
0.967
0.990
0.991
0.993
1.018
0.988
400
100
1.000
1.000
1.000
1.000
1.000
1.000
1.000
425
106
1.007
1.033
1.011
1.008
1.006
0.990
1.010
450
113
1.013
1.065
1.023
1.015
1.012
0.986
1.017
475
119
1.018
1.098
1.036
1.021
1.017
0.983
1.024
500
125
1.021
1.131
1.051
1.026
1.021
0.981
1.030
520
130
1.023
1.159
1.063
1.030
1.024
0.979
1.034
Entering Air Correction Factors
Airfl ow Correction Factors