Document MJja6xma3754XX32KpeYzLZka

188 ASHRAE Guide And Data Boofc WHITTY COMPANY, INC. (617) 782-4711 226 Lincoln St. (AUston) Boston, Mass. (02134) MANUFACTURERS OF INDUCED DRAFT FANS, DAMPERS, AND DRAFT CONTROLS A, B, D Chassis INDUCED DRAFT FANS Used in lieu of tall chimneys; used to improve the com bustion efficiency of automatic burners; used to correct inadequate draft Furnished in 48 models with capacities to 26,000,000 Btu output A size to match every boiler, heater or in cinerator in the Commercial-Industrial range. Fan housing is mounted on a rigid structural chassis in either a clockwise or counterclockwise rotation; with a choice of vertical, horizontal, or angular discharge. See "Time-Saver" chart below for application data. K, L, M, N Chassis MULTIBLADE DAMPERS MODEL U Whitty Dampers are available for all Fan sizes. To specify Damper integral with Fan, add Suffix T to the Fan model number. Available without Fan, with flanged inlet and outlet in the following sizes: 8 X 10 10 X 12% 12 X 15 Mullihlade Dampers 14 X 17% 20 X 25 16 X 20 22 X27% 18 X 22% 24 X 30 The Model U inlet box may be positioned for either hori zontal or vertical intake. Quick hook-up fittings are furnished for prominent boilers, heaters or incinerators. For built-in Multiblade Damper add Suffix T to Fan model number. DRAFT MONITOR Model U When used with power Actuator and draft Sensor, the Multiblade Damper automatically regulates furnace draft to firing rate, for the most effective fuel-draft ratio. Brackets are available for mounting Actuators. Actuators may be ordered for shop assembly to Dampers. Prevents start-up of burner unless boiler draft is proved adequate and cuts off burner whenever the draft becomes in adequate. Specify DM-3D. Draft Monitor "TIME-SAVER" A USEFUL CHART FOR SELECTING INDUCED DRAFT FANS Model Number 8A2S 9Alt 10B50 12B7S 14B150 16B200 6K12 7X16 8L25 9L2S 9142 10M50 12M75 14N1S0 16NIS0 16N200 7D16 7U25 9025 9033 10033 10US0 12050 12075 U075 14UI00 14U150 160150 16U200 18D300 2OD5O0 22D7S0 24D1000 Fhie Get Date Reting Data Firing Data Square Breeching er Ditmiwy CFM 600 F Output WG Btn Hr. la 1000 Hr. Lb. Coal Gas OQ 1 2 3 HP. Hr. Btu-Hr. Hr. Fan Fans Ftu Lb. 1000 400 .30 . 640 .30 500 800 515 IS 82S 24 50 715 80 1140 5 8 8 10 12 9 12 15 800 1040 .30 .40 1000 1030 30 1300 1340 39 100 1430 10 130 I860 13 to 11 13 '16 15 18 1200 .40 1500 1545 45 ISO 2140 15 12 16 19 1440 .40 1800 1860 54 180 2570 18 13 17 20 1680 210 3000 21 14 18 21' 2000 .50 2500 2575 75 250 3570 25 15 19 23 2400 .50 3000 3110 90 300 4185 30 16 20 24 2960 .50 3700 3830 111 370 5280 37 17 22 27 3680 .60 4600 4760 138 460 6580 48 19 24 29 4160 .60 5200 5390 156 520 7430 52 20 26 30 4800 .60 6000 6210 180 600 8580 60 21 27 32 5760 .60 7200 7450 216 720 10290 72 22 29 35 6880 .60 8600 8920 258 860 31 37 7520 .70 9400 9730 940 13450 94 25 32 38 8640 .70 10800 11160 324 1080 15450 108 26 35 9760 .80 12300 12620 366 1220 17430 122 28 36 43 12480 .80 15600 16100 468 1560 22300 156 30 40 47 14000 .80 17500 18100 525 1750 25000 175 32 42 49 17280 .80 21600 22400 648 2160 30900 216 35 45 S3 18560 .90 23200 24000 696 2320 33180 232 36 48 56 20800 .90 26000 26900 780 2600 37200 260 38 so 58 ts Fr n driwn hy Dunemlnna tft inches. rsimi I,yy Flue i ily 13 Fan Fans Fans 8X8 " 13X13 8X13 13X18 13X13 13X13 13X18 18X18 13X13 18X18 13X18 18X18 13X18 20X20 18X18 20X20 18X18 20X24 20X20 24X24 20X24 20X24 24X24 13X13 13X18 18X18 20X20 20X20 20X24 24X24 24X24 Cotaloi Data Section 189 HEATING, VENTILATING AND AIR CONDITIONING EQUIPMENT ITT NESBITT a Division of International Telephone and Telegraph Corp., Phila., Pa. 19136 Units to control temperature, humidity, dwmlnM and circulation of air--for comfort and health or process applications in commercial, industrial, institu tional and residential buildings using steam, water, gas or electricity. Syncretizer with Wind-o-line Radiation The Syncretizer unit ventilator provides the optimum in classroom thermal comfort by folly automatic heating, ventilating, and natural air cooling. Five models, 500 to 1500 cfm; steam, hot water, or electric; two heights, 28" snd 32*. Wind-o-line Radiation may be integrated with the Syncretizer for special protec tion against window downdrafts and bodily heat loss to cold surfaces. Capacities, 450 to 800 Btu/lin. ft Year-Round Syncretizer Unit Ventilator For the fully automatic control of heating, ventilating, and air conditioning in individual classrooms. Quiet and economical; it cools with outdoor air in winter and mechanically cooled and dehumidified air in summer. Five models: 500 to 1500 cfm; heating, to 180 MBH; cooling, to 95 MBH. Publication 11-1. Roommate Air Conditioner Year-round cabinet conditioners with contemporary lines and colors for motels, apartments, offices, schools, etc. Seven sizes, 200 to 1200 cfm, 10 to 70 MBH, % to 3 tons cooling. Superior humidity control with Humid-a-Guard system. A stabilizer-damper admits outdoor air yet prevents cold blow-through. Publication 602-1. Roommate pkg Year-Round Air Conditioning Unit. A self-contained, year-round unit that provides heating (hot water, steam or electric) and mechanical cooling for in dividual spaces. Installs in any type wall--existing or new construction. Control systems for heating, cooling or both--automatic or manual. Available for 11,700 or 14,900 Btuh cooling; 10,200 to 2200 Btuh heating. Publication 63A1. Schoolmate Gas-Fired School System. A self-contained gas-fired, forced air system that provides heating, ventilating and cooling (with free outdoor air or mechanical cool ing) for individual classrooms. It ntalfo quickly and economically--simplifies expansion of school facilities. If air conditioning is not included in initial installation, it be added at any time in the future. Available in standard and deluxe models; 85,000 and 100.000 MBH input; three and four tons mechanical cooling. Publication 13-1. Architectural Sill-line Radiation It enhances the rhythm of contemporary architec ture! Modular enclosures; rigid one-piece full back panel; all needed accessories; tele scoping sleeves; permits wall-to-wall or muiliou-to-mullion fit without cutting. Five casing styles; ten types of finned heating element; 2.9 to 1L7 sq. ft. edr. Publication 30-1. Audicon Air Conditioner Sound engineered for year-round comfort in auditoriums, libraries, and similar large occupancy spaces. Air capacities, 1250 to 15,000 cfm; heating, 40 to 1500 MBH; cooling (installed initially or added later),-3 to 60 tons. Pub. 22-Al. Centracon Air Conditioner Flexible units for central station heating, ventilating, and air conditioning. Heavy steel construction, smooth panel design; wide choice of com ponents, accessories, heating and cooling dements and mounting arrangements. 13 basic sizes, L000 to 33,000 cfm; heating, 30 to 3436 MBH; cooling, 2 to 285 tons. Pub. 6014. Multizone Air Conditioner Central station units cool, heat, humidify, dehumidify, and filter air for up to 20 separate zones. Made in 11 sizes for horizontal or vertical floor mount ing, and 7 horizontal ceiling arrangements; 3 to 40 hp; 1200 to 36,000 cfm. Chilled water or direct expansion refrigerant cooling, hot water or steam heating. Publication 61-1. Series A Cabinet Heater Smart, compact, quiet units for offices, lobbies, corridors. Seven baric sizes; steam and hot water elements; 71 to 545 sq. ft edr; 265 to 1860 cfm; concealed, recessed, semi- and non-recessed installation arrangements; floor, wall or ceil ing. Publication 403. Electric models, 3J3 to 30 kw, 11.4 to 102.4 MBH. Publication E403. Giant Unit Heater Large capacity blower-fan units for economical heating and/or venti lating in large areas; 9 basic sizes, each with choice of 10 heating elements; from 2000 to 28.000 cfm; 83 to 1735 MBH; floor, wall or ceiling mountings. Publication 40-4. Propeller Fan Unit Heaters Eight horizontal-blow sizes, 24 models; universal heating elements, steam or hot water; 15 to 335 MBH. Heavy steel casing in green metallic baked enamel AMCA Code-rated for sound and capacity. Publication 401. Fourteen drawthrough down-blow units, 34 models; 16 to 610 MBH; horizontal or vertical discharge; variety of ontlets; ride piping for close-to-ceiling mounting. Code rated. Publication 402. Cas-FIred Unit Heaters. Lightweight, compact units for fast, clean, economical heat. Propeller fan units available in ten sizes; 25 to 300 MBH input. Publication 404. Blower Fan units for free delivery or use with ducts, available in eight sizes; 55 to 300 MBH input Publication 40-2. Duct furnaces for heating and processing available in seven sizes; 80 to 300 MBH inpat Publication 40-3. Ihree-Sixty Sealed/Flame Unit Overhead gas-fired heater embodying the sealed com bustion principle. Operates entirely independent of room air. Radial-Flo and Down-Bio models; 1000 and 1250 cfm; 85 and 115 MBH input; 360-degree discharge. Pub. 40-4. Plate-fin Heat Transfer Surface Series W Water Surface. Type WB, without drain feature; Type WD, with positive drainahility and pitched within the caring for freeze protection; Type WC, with deanahle tubes and removable headers Publication 74-1. Series H Steam Heating Surface--Publication 714. Series T Heating Surface with "trom bone" steam-distributing tubes; eliminates stratification and the danger of freezing under modulated valve control; ideal for preheating outdoor air; connections at same or op posite ends--Publication 30S-1. Custom Designed Heat Exchangers. These and other types (Bayonet steam-distributing tube, cleanable-drainable surface, gas and air-tight casing coils, etc.) fit an endless variety of power and process applications. Pub. 70-1. Syncretizer Unit Ventilator Cabinet Conditioner Roommate pkg YearRound Air Condition- Schoolmate Gas-Fired School System Perimeter Radiation