Model Nominal Tons* Fan Motor HP CFM Operating Weight Shipping Weight Heaviest Section Length Width Height 3240C 240 10 62,790 14770 6790 6790 8'-5 3/4" 18'-0 1/2" 9'-3 5/8" 3272C 272 15 71,340 14900 6920 6920 3299C 299 20 78,110 14960 6980 6980 3333C 333 20 85,720 15750 7260 7260 8'-5 3/4" 18'-0 1/2" 10'-7 5/8" 3358C 358 25 91,960 15780 7290 7290 3379C 379 30 97,400 15830 7340 7340 3412C 412 25 103,700 18580 8420 8420 9'-9 1/4" 20'-0 1/2" 10'-9 1/8" 3436C 436 30 109,830 18630 8470 8470 3455C 455 25 112,250 19480 8740 8740 9'-9 1/4" 20'-0 1/2" 12'-1 1/8" 3482C 482 30 118,880 19530 8790 8790 3527C 527 40 130,160 19690 8950 8950 3473C 473 25 118,870 23090 10190 10190 11'-9 3/4" 21'-6 1/2" 10'-10 1/8" 3501C 501 30 125,900 23140 10240 10240 3552C 552 30 136,170 25690 10800 10800 11'-9 3/4" 21'-6 1/2" 12'-2 1/8" 3604C 604 40 149,090 25850 10960 10960 3648C 648 50 159,950 25860 10970 10970 3672C 672 60 166,020 27060 12180 12180 3728C 728 40 178,860 32060 13770 8720 11'-9 3/4" 21'-6 1/2" 16'-4 7/8" 3781C 781 50 191,890 32070 13780 8730 3828C 828 60 203,230 32290 13990 8940 3872C 872 50 206,630 35030 14500 8800 11'-9 3/4" 21'-6 1/2" 19'-0 7/8" 3923C 923 60 218,840 35250 14710 9010 3970C 970 75 230,080 36530 16000 10300 3985C 985 60 229,950 40240 15560 9460 11'-9 3/4" 21'-6 1/2" 21'-8 7/8" 31056C 1056 75 246,700 40330 15650 9550 3583C 583 25 143,950 30300 12070 12070 13'-11 1/8" 24'-0 1/2' 12'-3 1/8" 3618C 618 30 152,460 30350 12120 12120 3676C 676 40 166,920 30510 12280 12280 3725C 725 50 179,080 30520 12290 12290 31132C 1132 75 267,880 41290 16610 10230 13'-11 1/8" 24'-0 1/2" 19'-2 7/8" 31213C 1213 75 282,010 44300 17550 10720 13'-11 1/8" 24'-0 1/2" 21'-10 7/8" 31301C 1301 100 302,580 46590 19840 13010 *Nominal ton is defined as 3 GPM of water cooled from 95°F to 85°F with a 78°F entering wet- bulb temperature. .