Document ZnQOd0dw8yZQggRZVeaj39wKJ

124 Air Conditioning National Heater Company, Inc. 2475 Doswell Avenue St. Paul 4, Minnesota Sales representatives in principal cities in U. S. and Canada NATIONAL* UmwiM WARM'AIR SPACE HEATERS MODEL H--Standard upright (floor set) model. Also MODEL D--without discharge heads for duct installs* tions. TD Series*, 6 models--66 sizes) Gas, oil or gas & oil fired! Stainless steel combustion chamber! 80 percent operating efficiency! Basic models UL or A.GA. approved! Low initial cost! Easy, quick installation! Low operating cost! Minimum maintenance! Floor and suspended models! No full time operator required! Completely automatic--thermostatically operated! Factory flame-tested! A complete "packaged" heater requiring only fuel line, power and stack hook-up! WRITE FOR 1959 CATALOG MODEL S--For Churches, Schools, Public Buildings and institutions. MODEL R--Inverted sus pended unit. For make up air applications. MODEL P--Selfcontained portable unit. MODEL C--Horizontally suspended unit. Ideal where floor space is lim ited. Hater Number Btu* Output Standard) CFM Blowers DWDI Fan Motor HP Supply Fan RFM Plenum Opening Approx. Shipping Weight 400,000 5,400 15'-Twib 560 18x60 1400 TD-50 500,000 6,600 15'-Twin 11 595 18 X 60 550,000 7,100 15'-Twin 2 645 18 x 60 650,000 7,600 16'-Twin 2 670 18 x 80 1750 750,000 8.800 16'-Twin 2 695 18 x 80 800,000 9,600 16'-Twin 3 720 18x80 850,000 10,500 18'-Twin 3 590 18 x 80. 1,000,000 12,500 18'-Twin 5 680 18 x 80 1,250,000 15,300 21*-Twm 5 640 24 x 100 3200 1,500,000 19,400 21*-Twin 74 730 24 x 100 3450 TD-175 1,750,000 22,000 21'-Triple 560 30 x 120 TD-200 2,000,000 26,000 21'-Triple 10 590 30 x 120 ^TD-250 2,500,000 32,000 24'-Triple 10 600 30 x 160 3,000,000 38,000 24'-Triple 15 630 30 x 1G0 TD-350 3,500,000 46,000* 24*-Triple 20 670 30 x 160 Tested sod rated in accordance with the code adopted in 1956 by ASHAF. for Heavy Duty Furnaces A Direct Fired Unit Heat- t Higher CFM ratings available on application. . Specification data subject to change without notice- enmilJomh*] JwHtef#ut*e,n . National Heater Co.3, Inc. 125 u SERIES HI-BOY and COUNTER-FLO MODELS NATIONAL1 WARM f AIR SPACE HEATERS T-F SERIES SUSPENDED UNITS U Series HI-BOY and COUNTERFLO models. Research-designed for compactness plus efficiency are prime requirements. The HI-BOY upright units can be equipped with adjustable discharge heads or ar ranged for duct connections. COUNTER-FLO models for under floor heat distribution systems or inverted ceiling suspension. Five sizes^-175,000 to 350,000 Btu output capacity for either gas or oil firing. T-F Series suspended units. Heavy duty suspended units engineered for industrial and commercial heating applications where floor space is at a premium. Rugged, compact, easy to install--with four-way adjustable discharge bead or for convenient integration into a duct distribution system. Duct heaters available in identi cal Btu capacities. Special stainless steel and alumi nized steel can be furnished for high temperature ap plications and corrosive conditions. Nine sizes__ 180,000 to 550,000 Btu output capacities--gas or oil fired. T-F SERIES SUSPENDED UNITS Model Output (BTU/Hr)* Fu CFM Capacity AvaiLSP Fu Motor HP Dimension in inches L .W H Shipping Weight TF-18 TF-20 TF -23 TF-30 TF-35 TF-45 180,000 200,000 230,000 250,000 300,000 350,000 400,000 450,000 550,000 -' . 2,050 2,300 2,800 3,000 3,700 4,500 5,200 5,800 6,400 H H H H H H X H H H 73 A 73 M 77 H 77 X 77 iH 92 92 48 IK 99 48 2 99 48 48 1850 * Tested and rated in accordance with the code adopted in 1955 by ASHAE for Heavy Duty Furnaces and Direct Fired Unit U SERIES--HI-BOY and COUNTER-FLO MODELS - Model Output BTU/Hr* Fu CFM Capacity Fan Molar HP FenRMd Dmtosioai in LW Shipping Weight H U:175 U-300. 175,000 200,000 250,000 300,000 350,000 2,000 2,300 3,000 3,700 4,400 X X X X 1 520 28 35 560 38 35 440 42 35 543 42 35 500 42 35 83 1,060 HeaterT*1 ^ ****** ^ aecordance the code adopted in 1955 by ASHAE for Heavy Duty Furnaces and Direct Fired Unit Specification Data Subject .to change without Notice. WRITE FOR 1959 CATALOG