Combat AT-Series Indirect-Fired Air Turnover Units ® Dimension and Selection Guide 1.800.828.7450 www.rg-inc.
AT-Series Heating Unit DA DA EXTENSIONS (OPTIONAL) DA DISCHARGE PLENUM K CONTROL PANEL INSPECTION AND RELIEF PORT E SPLIT FOR SHIPMENT RA RA N M L M A FRONT VIEW AT-136 AT-148 AT-154 AT-236 AT-242 AT-248 AT-254 AT-260 AT-272 60 50 75 72 60 75 85 72 86 90 50 60 100 55 66 D 53 53 65 53 75 - 53 100 - 53 125 - 72 E F G H J K L M N 2 35 45 - 6 75 - 6 100 - 8 3 24 48 .75 .75 6 3 35 45 - 6 75 - 6 100 - 8 3 24 48 .75 .75 6 3 35 45 - 6 75 - 6 100 - 8 125 - 10 3 36 48 .75 .
AT-Series Heating Unit with Filtration DISCHARGE PLENUM K DA DA EXTENSIONS (OPTIONAL) DA INSPECTION AND RELIEF PORT E SPLIT FOR SHIPMENT RA RA HEAT EXCHANGER SECTION CONTROL PANEL L N M 60 50 75 72 60 75 85 72 86 90 50 60 100 55 66 D 53 53 65 53 75 - 53 100 - 53 125 - 72 F G H J K L M N 3 24 48 .75 .75 6 3 3 24 48 .75 .75 6 3 35 45 - 6 75 - 6 100 - 8 125 - 10 3 36 48 .75 .75 6 3 35 35 45 - 6 75 - 6 70 - 6 100 - 8 100 - 8 125 - 10 3 24 48 .75 .
AT-Series Cooling Unit with Filtration DA DA EXTENSIONS (OPTIONAL) DA DISCHARGE PLENUM H G RA RA L J K K A D ADDITIONAL EXTERIOR FILTER PROPELLER PROPELLER FAN RACKS / COILS AND FAN / INLET SECTION REQUIRED COIL EXTENSION SECTION FOR 254, 260, 272 MODELS SPLIT FOR SHIPMENT RA 4 .75 .75 6 3 N/A .75 .75 6 3 N/A 85 72 95 48 6 36 10 .75 .75 6 3 N/A 90 50 85 48 6 24 10 .75 .75 6 3 N/A 100 55 85 48 6 30 16 .75 .
AT-Series Heating and Cooling Unit with Filtration DA F F INSPECTION AND RELIEF PORT J RA RA L N M A M DA H LIFTING ANGLES D P LIFTING ANGLES RA FRONT VIEW DIMENSIONS 60 50 75 72 60 85 85 72 95 90 50 85 100 55 85 D 53 53 65 53 75 - 53 100 - 53 125 - 72 E F G H J K L M N P Q 48 45 - 6 75 - 6 100 - 8 48 45 - 6 75 - 6 100 - 8 6 24 6 24 .75 .75 6 3 N/A 35 .75 .75 6 3 N/A 35 48 45 - 6 75 - 6 100 - 8 125 - 10 6 36 10 .75 .
AT-Series Estimated Shipping Weights ESTIMATED SHIPPING WEIGHTS - BURNERS (ALL MODELS) GAS BURNER #2 OIL BURNER Input MBH Weight Input GPH Weight COMBINATION GAS / #2 OIL BURNER Input MBH Input GPH Weight 300 625 155 2.5 4.5 125 300 625 2.5 4.5 200 626 938 190 4.6 6.7 125 626 938 4.6 6.7 240 939 1250 230 6.8 8.9 220 939 1250 6.8 8.9 270 1251 1875 290 9.0 13.4 220 1251 1875 9.0 13.4 360 1876 2500 300 13.5 17.9 310 1876 2500 13.5 17.9 400 2501 3125 340 18 22 360 2501 3125 18 22 450 3126 5000 340 22.
Tables B: Air Turnover Heating Unit with Filtration Performance Information (Additional configurations are available upon request.) AT-136 CFM Motor (HP) 4,500 9,000 12,000 1 (1 motor) 3 (1 motor) 5 (1 motor) Output Output Base Unit Temp. Rise (MBH) (MBH) Weight Range (°F) Minimum Maximum (lbs.
Tables D: Air Turnover Heating/Cooling Unit with Filtration Performance Information (For cooling applications, consult factory. Base Unit Weights do not account for inclusion of cooling coils or exclusion of heat exchanger. Additional configurations are available upon request.) AT-136 Output Output Base Unit Temp. Rise CFM Motor (HP) (MBH) (MBH) Weight Range (°F) Minimum Maximum (lbs.) 4,500 1.