Performance, Supply and exhaust - belt drive, Model erv-521 – Greenheck Fan Energy Recovery Ventilator ERV User Manual
Page 13: Model erv-581
13
Performance
Supply and Exhaust - Belt Drive
ERV-521S (Standard Airflow)
CFM
OV
EXTERNAL STATIC PRESSURE (in. wg)
0.125
0.25
0.375
0.50
0.75
1.00
1.25
1.50
2,200
2,183
FRPM
830
881
933
981
1072
1155
1238
1315
BHP
0.72
0.80
0.87
0.95
1.09
1.25
1.41
1.57
2,700
2,679
FRPM
998
1040
1081
1124
1203
1278
1350
1416
BHP
1.29
1.38
1.47
1.57
1.75
1.93
2.12
2.30
3,200
3,175
FRPM
1168
1203
1240
1274
1345
1412
1477
BHP
2.11
2.21
2.32
2.43
2.65
2.86
3.08
Model ERV-521
ERV-521H (High Airflow)
CFM
OV
EXTERNAL STATIC PRESSURE (in. wg)
0.125
0.25
0.375
0.50
0.75
1.00
1.25
1.50
3,100
3,076
FRPM
980
1017
1054
1089
1159
1226
1290
1355
BHP
1.57
1.65
1.73
1.82
1.99
2.18
2.36
2.54
3,700
3,671
FRPM
1156
1187
1219
1249
1309
1367
1425
1480
BHP
2.62
2.72
2.83
2.92
3.12
3.33
3.55
3.77
4,300
4,267
FRPM
1334
1361
1388
1415
1467
1519
1569
BHP
4.08
4.20
4.31
4.43
4.65
4.89
5.13
ERV-522S (Standard Airflow)
CFM
OV
EXTERNAL STATIC PRESSURE (in. wg)
0.125
0.25
0.375
0.50
0.75
1.00
1.25
1.50
5,000
2,416
FRPM
754
794
831
869
943
1011
1072
1134
BHP
2.20
2.39
2.57
2.76
3.15
3.54
3.89
4.30
5,750
2,779
FRPM
855
892
924
957
1022
1087
1146
1201
BHP
3.28
3.49
3.70
3.92
4.33
4.81
5.26
5.67
6,500
3,141
FRPM
956
991
1021
1049
1108
1164
1222
1276
BHP
4.67
4.90
5.15
5.39
5.88
6.33
6.89
7.41
ERV-522H (High Airflow)
CFM
OV
EXTERNAL STATIC PRESSURE (in. wg)
0.125
0.25
0.375
0.50
0.75
1.00
1.25
1.50
6,000
2,067
FRPM
535
581
619
660
731
797
857
913
BHP
1.57
1.79
1.96
2.16
2.55
2.94
3.33
3.72
7,500
2,584
FRPM
646
686
722
753
818
877
930
983
BHP
2.90
3.20
3.46
3.68
4.17
4.66
5.12
5.62
9,000
3,100
FRPM
763
794
827
857
910
964
1016
1063
BHP
4.90
5.20
5.57
5.89
6.42
7.01
7.60
8.18
ERV-582H (High Airflow)
CFM
OV
EXTERNAL STATIC PRESSURE (in. wg)
0.125
0.25
0.375
0.50
0.75
1.00
1.25
1.50
9,000
2,254
FRPM
595
629
661
692
746
797
843
888
BHP
3.61
3.95
4.26
4.54
5.25
5.89
6.48
7.09
10,500
2,630
FRPM
685
713
741
769
820
867
911
952
BHP
5.60
5.99
6.38
6.74
7.44
8.27
9.03
9.74
12,000
3,005
FRPM
776
800
825
849
897
941
982
BHP
8.24
8.66
9.12
9.56
10.36
11.19
12.13
Model
ERV-522
Model
ERV-582
ERV-581H (High Airflow)
CFM
OV
EXTERNAL STATIC PRESSURE (in. wg)
0.125
0.25
0.375
0.50
0.75
1.00
1.25
1.50
4,300
2,064
FRPM
637
687
733
772
850
923
988
1055
BHP
1.20
1.35
1.49
1.61
1.88
2.16
2.42
2.73
5,050
2,424
FRPM
731
774
817
855
922
989
1053
1111
BHP
1.89
2.05
2.23
2.39
2.68
3.00
3.33
3.65
5,800
2,784
FRPM
826
866
903
939
1004
1061
1120
1177
BHP
2.79
2.99
3.18
3.38
3.74
4.07
4.44
4.83
Model ERV-581
Gross supply air performance ratings (airflow, pressure, and power) are at port 2 with port 1, port 3 and port 4 at 0.0 in. wg. Gross exhaust air
performance ratings (airflow, pressure, and power) are to port 3 with port 1, port 2 and port 4 at 0.0 in. wg. Power rating (Bhp) does not include drive
losses. Performance ratings do not include the effects of appurtenances in the airstream.