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inspected at least once each year by a qualified service person. To
troubleshoot heating or cooling of units, refer to tables at the back
of the book.
The following are 50GS Cooling Charging Charts:
The following are 50GX Cooling Charging Charts:
NOTE TO EQUIPMENT OWNER: Consult your local dealer
about the availability of a maintenance contract.
Table 8—Wet Coil Air Delivery (Deduct 10 percent for 208v)*
Horizontal and Downflow Discharge
Unit 50GS018-060
230 AND 460 VOLT
Unit
Motor
Speed
External Static Pressure (in. wg)
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
018
Low
Watts 227 212 196 177 165 153 -----
Cfm 1000 915 825 710 530 340 -----
Med
Watts -----------
Cfm-----------
High
Watts 287 275 266 253 242 234 226 ----
Cfm 1150 1032 963 807 698 503 250 ----
024
Low
Watts 280 275 270 267 264 262 260 ----
Cfm880825765693600450281----
Med
Watts 380 375 365 360 355 350 344 335 312 - -
Cfm 1136 1085 1010 946 865 787 650 495 360 - -
High
Watts 485 475 470 460 455 445 437 430 415 385 -
Cfm 1415 1332 1266 1180 1100 1000 900 780 480 256 -
030
Low
Watts 280 275 270 267 264 262 260 ----
Cfm880825765693600450281----
Med
Watts 380 375 365 360 355 350 344 335 312 - -
Cfm 1136 1085 1010 946 865 787 650 495 360 - -
High
Watts 485 475 470 460 455 445 437 430 415 385 -
Cfm 1415 1332 1266 1180 1100 1000 900 780 480 256 -
036
Low
Watts - 470 458 445 430 415 399 384 - - -
Cfm - 1352 1257 1240 1199 1107 1015 924 - - -
Med
Watts - - 514 501 487 471 455 438 422 - -
Cfm - - 1338 1295 1288 1181 1111 968 813 - -
High
Watts - - - 646 636 626 614 602 589 - -
Cfm - - - 1385 1268 1196 1159 1032 948 - -
042
Low
Watts - 675 660 650 640 630 620 610 595 580 -
Cfm - 1387 1326 1275 1204 1142 1081 995 918 850 -
Med
Watts - 886 855 825 795 778 765 750 735 718 700
Cfm - 1458 1406 1350 1285 1224 1163 1091 1013 932 870
High
Watts - - - 1000 950 925 910 890 875 855 833
Cfm - - - 1488 1424 1360 1296 1233 1148 1071 1005
048
Low
Watts - 727 712 700 688 666 644 622 595 569 -
Cfm - 1640 1600 1575 1505 1450 1390 1300 1205 1145 -
Med
Watts - 853 836 821 807 782 756 730 699 667 640
Cfm - 1860 1830 1770 1700 1642 1565 1482 1385 1290 1210
High
Watts - 979 959 943 927 897 868 838 802 766 730
Cfm - 2090 2048 1997 1922 1845 1750 1600 1550 1425 1380
060
Low
Watts 1033 949 864 836 822 808 772 737 705 674 642
Cfm 2050 2000 1945 1905 1880 1820 1775 1695 1627 1530 1480
Med
Watts 1084 1054 1024 994 971 955 928 897 867 835 803
Cfm 2248 2179 2110 2058 2000 1932 1885 1829 1740 1638 1569
High
Watts - - 1184 1152 1120 1102 1084 1056 1029 997 965
Cfm - - 2278 2207 2124 2041 2000 1960 1856 1748 1645
* Air delivery values are based on operating voltage of 230v or 460v, wet coil, without filter or electric heater. Deduct filter and electric heater pressure drops to obtain
static pressure available for ducting.
NOTES:
1. Donot operatethe unit ata coolingairflow that isless than350 cfm foreach 12,000Btuh of ratedcooling capacity.Evaporator coil frostingmay occurat airflows below
this point.
2. Dashes indicate portions of table that are beyond the blower motor capacity or are not recommended.
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