23
8.2 AIRFLOW PERFORMANCE DATA
8.1 AIRFLOW OPERATING LIMITS
Model/Cabinet Size 17 21 24 25
Cooling BTU/H 18000 24000 30000 36000 42000 48000 60000 60000
Cooling Tons Nominal 1.5 2 2.5 3 3.5 45 5
Heat Pump or Air Conditioning
Maximum Heat/Cool CFM 675 900 1125 1350 1575 1800 2025 2250
(37.5 CFM/1,000 BTUH)
(450 CFM/Ton Nominal)
Heat Pump or Air Conditioning
Nominal Heat/Cool CFM 600 800 1000 1200 1400 1600 1800 2000
(33.3 CFM/1,000 BTUH)
(400 CFM/Ton Nominal)
Heat Pump or Air Conditioning
Minimum Heat/Cool CFM 540 720 900 1080 1260 1440 1620 1800
(30.0 CFM/1,000 BTUH)
(360 CFM/Ton Nominal)
Maximum kW Electric Heating 11 11 11 11 18 18 18 18
& Minimum Electric Heat CFM 560 560 900 1220 1220 1220 1460 1460
Maximum Electric Heat Rise °F 85 85 35 35 65 65 43 43
See Airflow Performance Data for recommended blower motor speed.
Nominal
Speed Tap
Volts 0.1 [.02] 0.2 [.05] 0.3 [.07] 0.4 [.10] 0.5 [.12] 0.6 [.15] 0.7 [.17] 0.8 [.20] 0.9 [.23] 1.0 [.25]
none 2 208/240
659 [311]
(74)
625 [294] (80)
581 [274]
(84)
539 [254]
(88)
------
none 3 208/240
790 [372]
(98)
759 [358]
(105)
722 [340]
(113)
687 [324]
(119)
650 [306]
(126)
615 [290]
(131)
573 [270]
(139)
552 [260]
(145)
507 [239]
(150)
460 [217]
(155)
3 (max.) 2 208/240
649 [306]
(79)
615 [290] (84)
571 [269]
(88)
529 [249]
(92)
------
3 (max.) 3 208/240
773 [365]
(110)
736 [347]
(113)
699 [330]
(118)
677 [320]
(126)
640 [302]
(132)
605 [286]
(141)
563 [266]
(146)
542 [256]
(154)
497 [235]
(157)
450 [212]
(162)
none 2 115
651 [307]
(76)
627 [295] (82)
583 [275]
(86)
541 [255]
(90)
------
none 3 115
776 [366]
(105)
743 [351]
(109)
724 [342]
(118)
687 [324]
(122)
658 [311]
(131)
617 [291]
(136)
595 [281]
(144)
555 [262]
(148)
517 [244]
(152)
460 [217]
(162)
none 4 208/240
844 [398]
(141)
819 [386]
(146
799 [377]
(155)
764 [360]
(160)
------
none 5 208/240
958 [452]
(162)
934 [440]
(172)
914 [431]
(176)
888 [419]
(186)
855 [403]
(189)
816 [380]
(210)
785 [370]
(204)
760 [358]
(214)
708 [334]
(223)
672 [317]
(226)
3 (max.) 4 208/240
834 [393]
(146)
809 [831]
(150)
789 [372]
(159)
754 [355]
(164)
------
3 (max.) 5 208/240
946 [446]
(179)
922 [435]
(189)
902 [426]
(193)
876 [413]
(203)
843 [398]
(206)
804 [380]
(216)
773 [365]
(221)
748 [353]
(231)
696 [328]
(240)
660 [311]
(243)
none 4 115
846 [399]
(143)
821 [387]
(148)
801 [378]
(157)
766 [361]
(162)
------
none 5 115
964 [455]
(167)
945 [446]
(178)
914 [431]
(181)
888 [419]
(191)
861 [406]
(196)
821 [387]
(205)
787 [372]
(210)
761 [359]
(218)
726 [342]
(220)
690 [326]
(230)
none 2 208/240
1068 [504]
(138)
1041 [491]
(147)
1001 [472]
(153)
972 [458]
(161)
------
none 3 208/240
1187 [560]
(180)
1162 [548]
(188)
1125 [530]
(192)
1099 [518]
(200)
1058 [499]
(208)
1013 [478]
(215)
982 [463]
(223)
951 [448]
(232)
899 [424]
(234)
855 [403]
(237)
4 (max.) 2 208/240
1035 [488]
(143)
1007 [475]
(152)
966 [455]
(158)
936 [441]
(169)
------
4 (max.) 3 208/240
1157 [546]
(182)
1132 [534]
(192)
1095 [517]
(198)
1069 [505]
(209)
1028 [485]
(218)
983 [464]
(228)
952 [449]
(239)
921 [435]
(250)
869 [410]
(255)
825 [389]
(262)
none 2 115
1070 [504]
(138)
1043 [492]
(147)
1004 [473]
(153)
974 [459]
(161)
------
none 3 115
1138 [537]
(175)
1113 [525]
(186)
1075 [507]
(191)
1053 [497]
(203)
1004 [474]
(210)
957 [451]
(216)
932 [440]
(226)
901 [425]
(231)
855 [404]
(242)
800 [378]
(252)
none 4 208/240
1269 [598]
(207)
1236 [583]
(219)
1174 [554]
(226)
1149 [542]
(236)
------
none 5 208/240
1397 [659]
(287)
1377 [649]
(307)
1346 [635]
(317)
1318 [622]
(320)
1291 [609]
(322)
1264 [596]
(319)
1234 [582]
(312)
1190 [561]
(326)
1155 [545]
(351)
1126 [531]
(368)
4 (max.) 4 208/240
1241 [585]
(222)
1208 [570]
(234)
1174 [554]
(241)
1149 [542]
(251)
------
4 (max.) 5 208/240
1366 [645]
(302)
1346 [635]
(313)
1315 [621]
(323)
1287 [608]
(331)
1260 [595]
(341)
1233 [582]
(346)
1203 [568]
(358)
1159 [547]
(371)
1124 [530]
(381)
1095 [517]
(387)
none 4 115
1269 [598]
(207)
1236 [583]
(219)
1174 [554]
(226)
1149 [542]
(236)
------
none 5 115
1370 [646]
(292)
1343 [634]
(302)
1309 [618]
(309)
1285 [607]
(319)
1258 [594]
(330)
1221 [576]
(336)
1182 [558]
(348)
1147 [542]
(357)
1117 [527]
(366)
1080 [510]
(375)
n
3.0-ton Air
Flow
Model
Cabinet
Size
Electric
Heaters
Blower Motor
CFM [L/s] (Watts)/External Static Pressure-Inches W.C. [kPa] with filter & indoor coil
Tonnage
-17
-21
2.0-ton Air
Flow
1.5-ton Air
Flow
2.5-ton Air
Flow