Document ZnZLke61vGqRka2E1KjNGDNEY

Air System Equipment Halstead & Mitchell Air System Equipment Halstead & Mitchell H & M COMMERCIAL COOLING TOWER SPECIFICATIONS s . 1 Mitchell Bessemer Bldg., Pittsburgh 22, Pa. Plant: Zellenople, Pa. One of the world's largest manufacturers of CLEANABLE, WATER-COOLED CONDENSORS HALSTEAD & MITCHELL COMMERCIAL & RESIDENTIAL COOLING TOWERS 20-YEAR GUARANTEE ON THE WETTED DECK SURFACE Halstead & Mitchell's exclusive use of Koppers pressure-treated wetted deck surface makes possible a 20-year guaran tee against rotting or fungi attack. MOTOR Special weather and splash proof--suit able for operating exposed under all weather conditions. HOUSING 10-gauge (CT Series) or 14-gauge (WT Series) Sheet Steel Case, electrically welded. Five individual cabinet coatings of Vinsynite, Vinyl Zinc and chlorinated rubber. Halstead & Mitchell Cooling Towers save and re-use over 95 per cent of the cooling water used in air conditioning and refrigeration systems. They may be used indoors or out, operating quietly and with equal efficiency under either condition. Additional detailed informa tion describing cooling towers and con densers, is available upon request. . J&aSfel Kt- Cooling Tower Number...................... 500 750 1000 1500 2000 2500 3000 4000 5000 6000 Nominal Rating 78* Wet Bulb Tons............................ 5 7.5 10 15 20 25 30 40 50 60 75* Wet Bulb Tons............................ 6 9 12 18 24 30 36 48 60 72 Std. GPM****........................................ 15 22.5 30 45 60 75 90 120 150 180 Std. CFM............................................... 1500 2250 3000 4500 6000 7500 9000 12000 15000 18000 Dimensions Length (Inches)................................. 43** 43** 61 75V* - 76 76 100 101 125 125 Width (Inches)................................... 29 29 29 29 44 44 44 72 72 72 Height (Inches)................................. 42>* 58 58 63 76 76 76 76 76 88 Pipe Size (Inches) IN........................................................ 1W 2 2 2 # ** OUT.................................................... 114 2 2 2 3 3 3 4 4 4 HOverflow........................................ 1 m IK 1*4 m IV* 2 2 2 Make-up Conn, fpt............................. J4 V4 k V* ** W ** ** ** Fan Diameter (Inches)........................ 24 24 24 24 36 36 36 42 42 48 Motor H mHP....................................................... H W V* V4 H 1 1 3 RPM.................................................... 1725 1725 1725 1725 1725 1725 1725 wFan Pulley (Inches)............................. 6t* 5H 5H 999 mMotor Pulley (Inches)......... ................ 2M 2K 3 344 Belt Length (Inches)............................ 60 66 66 76 94 94 96 1725 1725 1725 9*** 9*** 3*** 394*** 3H*** 105 105 105 Overall Height (Inches)...................... 63V* 69 69 75 88 89 69 89 105 102 Air Outlet OD (Inches)...................... 2494 24H 24H 2454 3694 36*4 36*4 44*4 44*4 44K Height. (Inches)............................... Width (Inches)................................... Shipping Wgt. (Pounds) WT........... ........ CT......... Wetted Wgt. (Pounds) 2894 44VI 44*4 48H 55 28>i 26*4 26fi 26** 40 380 495 665 855 1340 500 745 990 1210 1800 755 890 1200 1495 2270 875 1140 1515 1850 2730 55 40 1600 2000 2550 2950 55 40 1920 2400 3110 3590 55 68 2800 3500 4800 5500 55 68 3160 3950 5610 6400 67 68 3790 4730 6700 7670 XT Twer Casings are 14-gauge sheet steel /y Tower Casings are 10-gauge sheet steel Open-type distribution pan 2 groove pulleys Based on 3 GPM/Ton NOTE: CT Towers only, can be furnished in two sec tions ... the entire housing cut in half to facilitate installations in cramped quarters. Optional at extra cost. All Towers are suitable for indoor or outdoor use at no extra cost. WATER DISTRIBUTION Efficient gravity-type distributing pan eliminates extra pumping head required ! I on spray type towers, and cuts down windage losses due to atomising of water. Sump level is automatically con trolled. FANS Quiet operating, high pressure fans, made of Stainless Steel. Multi-bladed, they reduce pulsation effects, and have been re-designed for quiet operating residential work. DRIVE Drive shafts are Stainless Steel. Fan bearings are self-aligning . . . ball bear ing . . . grease sealed. On Commercial Towers, belt tension is adjustable. On Residential Towers, drive is direct con nected, and motors are totally enclosed, moisture-proof. Cutaway View, HAM Commercial Cooling To&0 COMPLETE ASSEMBLY All bolts used are Everdur for oase disassembly after years of service- Fr or installation in cramped quarters, tone15 with sectional housings are avails All towers easily accessible for clea11111# through inlet on back. 1336 H & M RESIDENTIAL COOLING TOWER SPECIFICATIONS Model No. Dimensions in Inches Capacity in Tons Motor HP RPM Std. GPM Std. CFM Water Over Make- 75* 78* WB WB Flow Up L. W. H. In Out 2.4 2.0 1/20 1000 6 Re3i4 4.8 3.0 4.0 1/20 1/20 1000 1000 9 12 s&rij 5.0 1/20 1000 15 7.5 1/12 860 22.5 aPwatiea based on 3 GFM per ton. 1180 3BH 24 35 IK 1370 40 24 41 IK 1500 40 24 50V* IK 1870 44K 29 42V* IK 2360 4494 29158 IK 1V4 IK IK IK IK 1 1 1 1 IK a ** H H 95 water to tower--85* water off tower. Fan Outlet 1694 16H 1894 1894 2094 WEIGHTS (approx) Ship-ping Wetted, A 215 320 285 420 325 495 388 781 496 891 Send for complete Descriptive Bulletins on Cooling Towers and Condensers 1337