Lennox LCH074 User Manual

Page 43
BLOWER DATA - DIRECT DRIVE - 4 TON - ULTRA HIGH EFFICIENCY
048 DIRECT DRIVE BLOWER - BASE UNIT BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE. FOR ALL UNITS ADD: 1 - Any factory installed options air resistance (heat section, economizer, etc.). 2 - Any eld installed accessories air resistance (duct resistance, diffuser, etc.). See page 45 for blower motors and drives and wet coil and options/accessory air resistance data. DOWNFLOW
External
Static
Press.
in. w.g.
Percentage of Total Motor Torque
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM
0.1 682 46 420 894 79 499 1148 131 579 1366 192 651 1551 268 726 1725 348 781 1885 445 840 2031 550 893 2165 669 950 2290 790 993
0.2 583 52 510 836 87 562 1105 142 635 1329 204 697 1530 279 756 1695 368 827 1856 466 883 2006 567 925 2149 683 972 2271 813 1023
0.3 484 59 601 778 96 629 1062 152 688 1292 217 744 1500 294 800 1675 380 856 1837 479 910 1981 585 958 2125 704 1005 2252 834 1051
0.4 410 64 666 720 105 697 1019 162 739 1255 231 792 1469 309 841 1645 397 898 1808 498 950 1956 603 992 2100 723 1036 2233 851 1076
0.5 - - - - - - - - - 662 114 764 961 176 805 1218 244 840 1428 327 895 1615 414 937 1780 515 987 1931 622 1025 2076 741 1066 2205 874 1111
0.6 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1182 257 887 1398 341 934 1585 429 974 1751 532 1022 1906 641 1058 2052 758 1095 2186 886 1131
0.7 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1145 270 933 1367 354 972 1555 443 1009 1722 548 1056 1874 663 1098 2028 774 1122 2148 903 1167
0.8 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1096 287 992 1326 372 1021 1515 462 1056 1693 564 1090 1850 679 1129 1996 792 1157 2111 913 1196
0.9 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1047 302 1047 1296 385 1058 1485 476 1090 1664 579 1123 1824 693 1157 1963 807 1188 2073 916 1219
1.0 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1010 312 1085 1255 403 1107 1455 491 1125 1635 594 1155 1787 710 1195 1931 818 1216 2036 912 1236
1.1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1425 505 1160 1606 609 1188 1762 717 1216 1883 828 1250 1960 890 1260
1.2 - - -
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1687 715 1254 1834 827 1275 1848 834 1274
HORIZONTAL
External
Static
Press.
in. w.g.
Percentage of Total Motor Torque
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM Cfm Watts RPM
0.1 641 46 443 875 82 522 1127 137 614 1334 202 691 1524 280 762 1694 367 827 1866 470 881 1997 581 955 2119 699 1010 2241 830 1058
0.2 568 50 505 831 90 582 1097 144 650 1310 211 723 1504 290 793 1671 379 859 1829 484 921 1977 600 986 2106 715 1032 2227 846 1080
0.3 483 56 584 778 98 647 1050 155 706 1269 225 777 1470 308 844 1642 396 900 1799 498 957 1953 621 1022 2079 743 1072 2199 873 1118 0.4 398 62 661 724 106 707 1004 167 764 1228 240 831 1436 325 891 1612 413 941 1777 511 985 1930 640 1055 2062 758 1096 2181 888 1140
0.5 - - - - - - - - - 671 113 763 957 179 822 1201 250 867 1413 335 921 1588 427 973 1748 530 1025 1906 657 1087 2036 777 1129 2153 904 1170
0.6 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1161 265 919 1378 350 964 1552 447 1019 1718 549 1064 1874 676 1124 2000 796 1166 2115 917 1202
0.7 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1120 279 970 1344 365 1006 1529 459 1049 1696 564 1093 1850 688 1150 1974 805 1189 2078 922 1228
0.8 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1093 288 1003 1310 379 1047 1493 477 1091 1667 583 1131 1818 700 1180 1930 812 1220 2040 919 1246
0.9 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1052 302 1051 1275 393 1087 1469 488 1118 1644 595 1158 1779 711 1213 1896 812 1239 1984 903 1265
1.0 - - - - - - - - - - - - - - - - - - - - - - - - - - - 1012 314 1096 1241 407 1128 1434 502 1155 1615 610 1191 1747 715 1235 1843 802 1259 1910 865 1276
1.1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - - - - - - - - - - - 1386 516 1201 1571 625 1232 1684 713 1266 1738 760 1277 1760 775 1282
1.2 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1620 697 1282 1633 707 1283 1667 736 1296

Lennox LCH074 Specifications

General

Brand	Lennox
Model	LCH074
Category	Accessories
Language	English