Greenheck ERV Manual page 12

Performance
Supply and Exhaust - Belt and Direct Drive
The airflow performance data shown
applies to arrangement A and is licensed to
bear the AMCA Seal for Air Performance.
Performance data for other arrangements
may differ slightly.
For specific performance for all arrangements,
use Greenheck's Computer Aided Product
Selection (CAPS) program.
All models are available in A, B, C, and
D arrangements.
ERV-251S (Standard Airflow)
Nominal Max Amps Max. Watts
RPM 115/230
950 3.0/1.5
1150 5.3/2.7
1350 8.6/4.3
ERV-251H (High Airflow)
Nominal Max Amps Max. Watts
RPM 115/230
1150 5.0/2.5
1340 8.1/4.1
1520 11.5/5.8
ERV-361S (Standard Airflow)
CFM OV
1000 1495
1200 1794
1400 2093
1600 2392
ERV-361H (High Airflow)
CFM OV
1600 2392
1800 2691
2000 2990
2200 3289
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.
(input)
0.25
300 563
CFM
530 700
855 834
(input) 0.25
500 802
CFM
810 958
1150 1089
0.125 0.250
FRPM 777 863
BHP 0.21 0.25
FRPM 899 974
BHP 0.34 0.39
FRPM 1023 1091
BHP 0.52 0.58
FRPM 1149 1212
BHP 0.75 0.82
0.125 0.250
FRPM 1006 1065
BHP 0.58 0.64
FRPM 1119 1172
BHP 0.82 0.88
FRPM 1232 1279
BHP 1.11 1.17
FRPM 1347 1389
BHP 1.46 1.53
Greenheck Fan Corporation certifies that the
ERV models shown herein are licensed to bear
the Air Performance AMCA seal. The ratings
shown are based on tests and procedures
performed in accordance with AMCA Publication
211 and comply with the requirements of the
AMCA Certified Ratings Program.
NOTES:
1. P erformance tables show EXTERNAL
static pressure capabilities.
2. B hp, watt and amp values shown are for
one blower motor only.
EXTERNAL STATIC PRESSURE (in. wg)
0.375 0.50 0.625
536 498 450
680 658 634
818 801 783
EXTERNAL STATIC PRESSURE (in. wg)
0.375 0.50 0.625
777 742 706
937 915 887
1070 1051 1032
EXTERNAL STATIC PRESSURE (in. wg)
0.375 0.50 0.75
941 1015 1147
0.29 0.33 0.41
1043 1109 1232
0.43 0.48 0.58
1153 1212 1324
0.64 0.68 0.80
1269 1323 1424
0.89 0.95 1.07
EXTERNAL STATIC PRESSURE (in. wg)
0.375 0.50 0.75
1122 1175 1275
0.69 0.74 0.86
1223 1272 1365
0.93 0.99 1.12
1326 1372 1458
1.23 1.30 1.43
1433 1474 1555
1.60 1.67 1.81
12
0.75 1.00 1.25
378
597 513
762 711 642
0.75 1.00 1.25
667
857 792
1008 954 895
1.00 1.25 1.50
1277 1397 1515
0.49 0.58 0.69
1343 1453 1557
0.68 0.78 0.87
1429 1527 1618
0.92 1.03 1.14
1520 1613 1701
1.20 1.34 1.47
1.00 1.25 1.50
1367 1457 1542
0.96 1.07 1.19
1452 1533 1613
1.25 1.36 1.49
1541 1618 1692
1.58 1.72 1.85
1633
1.97