18
APPENDIX A BLOWER PERFORMANCE DATA - AC
4 Ton Cooler
Standard Static Drive
Models: DRC0481D and DRC0483D
Down Flow
Horizontal Flow
SPEED
TAP
EXTERNAL
STATIC
PRESSURE
(ESP),
IN WC
SCFM RPM BHP
SPEED
TAP
EXTERNAL
STATIC
PRESSURE
(ESP),
IN WC
SCFM RPM BHP
T1
0.2
1045 545 0.11
T1
0.2
1066 556 0.11
0.4
941
556 0.11
0.4
960
592 0.12
0.6
802
641 0.13
0.6
818
682 0.14
0.8
677
714 0.14
0.8
691
760 0.15
1.0
-
-
-
1.0
-
-
-
T2
0.2
1685.6 764 0.39
T2
0.2
1720 780 0.39
0.4
1601.32 788 0.40
0.4
1634 804 0.41
0.6
1595.44 724 0.37
0.6
1628 739 0.37
0.8
1493.52 883 0.45
0.8
1524 901 0.45
1.0
1427.86 940 0.47
1.0
1457 959 0.48
T3
0.2
1504.3 706 0.32
T3
0.2
1535 720 0.33
0.4
1396.5 767 0.35
0.4
1425 783 0.36
0.6
1207.36 892 0.41
0.6
1232 910 0.42
0.8
1189.72 920 0.42
0.8
1214 939 0.43
1.0
1073.1 985 0.45
1.0
1095 1005 0.46
T4
0.2
1721.86 794 0.44
T4
0.2
1757 810 0.45
0.4
1736.56 822 0.45
0.4
1772 839 0.46
0.6
1660.12 852 0.47
0.6
1694 869 0.48
0.8
1584.66 904 0.50
0.8
1617 922 0.51
1.0
1527.82 944 0.52
1.0
1559 963 0.53
T5
0.2
1788.767 692 0.41
T5
0.2
1825.272 736 0.44
0.4
1697.903 724 0.43
0.4
1732.554 770 0.46
0.6
1656.925 745 0.45
0.6
1690.74 793 0.48
0.8
1624.856 769 0.46
0.8
1658.016 818 0.49
1.0
1567.843 807 0.48
1.0
1599.84 859 0.52
Shaded area indicates air flow below 1200 SCFM (300 SCFM/ton)
that is not recommended for High Stage cooling or heating
4 Ton Cooler
Standard Static Drive
Models: DRC0484D and DRC0487D
Down Flow
Horizontal Flow
SPEED
TAP
EXTERNAL
STATIC
PRESSURE
(ESP),
IN WC
SCFM RPM BHP
SPEED
TAP
EXTERNAL
STATIC
PRESSURE
(ESP),
IN WC
SCFM RPM BHP
T1
0.2
949 553 0.12
T1
0.2
991 541 0.12
0.4
773 658 0.14
0.4
806 646 0.14
0.6
609 738 0.16
0.6
652 737 0.16
0.8
414 822 0.18
0.8
473 826 0.18
1.0
-
-
-
1.0
-
-
-
T2
0.2
1744 793 0.43
T2
0.2
1774 769 0.42
0.4
1627 846 0.46
0.4
1679 823 0.45
0.6
1515 910 0.50
0.6
1584 875 0.48
0.8
1405 973 0.53
0.8
1491 932 0.51
1.0
1298 1034 0.57
1.0
1369 1007 0.55
T3
0.2
1512 715 0.31
T3
0.2
1547 698 0.30
0.4
1380 783 0.34
0.4
1451 754 0.32
0.6
1260 855 0.37
0.6
1343 817 0.35
0.8
1139 923 0.40
0.8
1203 903 0.39
1.0
1009 988 0.42
1.0
1076 972 0.42
T4
0.2
1744 793 0.43
T4
0.2
1774 769 0.42
0.4
1627 846 0.46
0.4
1679 823 0.45
0.6
1515 910 0.50
0.6
1584 875 0.48
0.8
1405 973 0.53
0.8
1491 932 0.51
1.0
1298 1034 0.57
1.0
1369 1007 0.55
T5
0.2
1877 832 0.50
T5
0.2
1896 808 0.49
0.4
1761 885 0.54
0.4
1806 859 0.52
0.6
1656 940 0.57
0.6
1728 903 0.55
0.8
1553 997 0.61
0.8
1630 960 0.58
1.0
1453 1054 0.64
1.0
1538 1015 0.62
Shaded area indicates air flow below 1200 SCFM (300 SCFM/ton)
that is not recommended for High Stage cooling or heating
