Document O3JkdL7K621aBYLkr6oJgYrdM

Air Conditioning Unit Htators and Coolers D, J. Murray Manufacturing Co. T. M. REO. U. 8. PAT. OFP. Wausau, Wisconsin Offices in Principal Cities MANUFACTURERS OF GRID UNIT HEATERS AND GRID BLAST COILS Designed and testedto 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. One piece construction "fin" heating sections of high test cast iron--no sol dered, brazed, welded or expanded con nections. Patented. Overall dimtntione for i nstaUction of Cast Iron GRID Unit Heatir CI (CAST IRON)iSERIES GRID UNIT HEATER DATA Model No. A CI-1000 CI-1200 CI-1600 CI-1620 CI-2000 CI-2026 CI-2600 CI-3504 CI-2680 CI-SOOO CI4D00 in HI U| m 221 221 271 27| 271 S2| 821 Dimensions B C DE 131 121 161 121 161 HI 161 111 20A 111 20A 111 26| 13 25{ 13 261 18 31 13 31 18 91 151 121 181 16 231 21 23| 21A 28} 25} 35} 251 35} 251 35} 31 m 31 401 81 40* Motor Vol. Fan HP RPM CFM Capacities 5 PSl Steam 60F Air Pipe Sise Btu/ Hr Final Temp. Supply Return F 1/25 1550 572 29,080 106 H a 1/12 1550 798 45,450 112 n a 1/8 1750 1500 76.500 107 ii ii 1/8 1750 1700 101,500 114 u ii 1/6 1160 2600 143,000 no 2 u 1/6 1160 2876 173.640 115 2 H 1/2 1150 4350 224,000 107 2 U 1/4 1150 3300 206,000 117 2 U 1/2 1160 4550 276,300 114 2 H 1/2 850 6800 332,000 108 21 U 1| 1150 8000 380.000 103 21 H * Sup port Rod Dia. a H H H H a a H M H H A8PCX- 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 coils and radiation. 1204 Air Conditioning Refrigeration Economics Co., Inc. 1231- Tuscarawas St. E.,' Canton 2, Ohio RECOY PRODUCTS cSi"! FREEZE PROOF WATER COOLERS PATENTED BULLETIN 0-52 REFKIGERENT SUCTION /oi^UOUTER WATER RETURN THERMAL VALVE VERTICAL SECTION FREEZE PROOF--Freezing does not damage as water is outside the cooling coil and freezing only distorts the light sheet metal coil casing. No damage results unless the freezing extends to outer shell and even then water does not.get into the refrigerant NO OIL LOGGING--Oil returns with refrigerant. MINIMUM FREON CHARGE--5 to 8 lbs per ton. CLEANABLE COOLER--Cooling coils are removable for cleaning or repair. CAPACITIES--Supplied in sizes from 2 to 100 tons, as coolers only with thermal valves, coolers with insulation and steel lagging, or complete assembly including condensing unit and all controls. C. F. COILS--Continuous fin coils for air conditioning, heating, and cooling. ADI CONDITIONING--Air conditioning units of ceiling or floor type in all capac ities, for cooling, heating, or both. 1205