Document 82y82jnX9d4yaMZp7Oxa5rK1y

Air Conditioning .Sd^SST RRD 1819 So. Hanley Rd., St. Louis 17, Mo. Manufacturers of HEAT TRANSFER EQUIPMENT AIR CONDITIONING BLOWER UNITS--HEATING AND COOLING COILS -- EVAPORATIVE CON DENSERS -- COOLING TOWERS -- INDUSTRIAL COOLERS -- UNIT COOLERS -- UNIT HEATERS T. M. REG. U. S. PAT. OFF. Air Conditioning Unit Heaters and Coolers J. Murray Manufacturing Co. Wausau, Wisconsin Offices in Principal Cities MANUFACTURERS OF THE GRID UNIT AND GRID BLAST COILS Designed and tested to operate with steam or hot water systems--for steam pres sures from 2 lbs to 250 lbs. Engineered along the same' lines as the standard GRID Unit which had aluminum heating sections and has been on the market since 1929. WATER COOLING AND HEATING COILS For cooling with cold water and for heating with hot water. DIRECT EXPANSION COILS For freon. A complete range of sizes to meet all conditions and capacities. EVAPORATIVE CONDENSERS 3 to 50 tons. All refrig erants. All prime sur-face coils. Indoor or outdoor units. BLOWER UNITS Ceiling and floor type air-condi tioning units. 1 to 50 tons nomi nal capacities in 12 sizes. 400 to 15,000 cfm. Various arrange ments of discharge, filter box and motor drive. INDUSTRIAL COOLERS - (Not Illustrated) 1000 to 15,500 cfm. Floor type. Coils up to' 12 rows in depth. All refrig erants. UNIT HEATERS Horizontal propellor fan type. Steam ratings 26,500 to 268,300 Btu's. 1080 One piece construction "fin" heating sections of high test cast iron--no sol dered, brazed, welded or expanded con nections. Patented. Overall dimensions for installation of Cast Iron GRID Unit Heater Cl (CAST IRON) SERIES GRID UNIT HEATER DATA Dimensions No. AB C DE CI-1000 Cl-1200 CI-1500 CI-1520 CI-2000 Cl-2025 CI-2500 CI-2504 Cl-2530 CI-3000 Cl-3000 111 131 141 161 171 151 174 151 221 20* 221 l 20* 271 251 274 251 274 251 321 31 32| 31 121 12} 111 114 m ill 13 13 13 13 13 9} 154 12} 184 16 231 21 28} 21* 28} 251 35} 25f 35} 25} 35} 31 404 31 401 31 40J Motor Vol. Fan. HP RPM CFJT Capacities 5 PSI Steam 60"F Air Pipe Size Btu/ Hr Final Temp. Supply Return "F 1/25 1550 572 29,080 106 1} 1} 1/15 1550 798 45,450 112 1} 1} 1/8 1 1750 1500 1 76,500 107 h 1} 1/8 1750 1700 101,500 114 ii 11 1/6 1150 1 2600 143,000 110 2 1} 1/6 1150 2875 173,640 115 2 1} 1/2 1150 4350 224,000 107 2 1} 1/4 1150 3300 206,000. 117 2 1} 1/2 1150 4650 275,800 114 2 1} 1/2 850 6300 332,000 108 24 1} u 1150 8000 380.000 103 24 11 Sup port Rod Dia. x X X Vi X 34 X X X X X A/r Weight Lbs. 150 210 280 390 ' 490 520 . 700 660 900 1020 1070 NO ELECTROLYSIS TO CAUSE CORROSION Low maintenance expense. More air changes per hour. Positive "directed" heat. No leaks--no breakdowns. Lower outlet temperature. Larger air volume. No soldered, brazed or expanded joints. Open design that keeps units clean. Send for complete catalog Information Send for Information on Blast colls and radiation. 1081