CEILAiR - STULZ USA

1 Air Technology Systems, Air Technology Systems, MountedFull line of DX & CW SystemsPrecision Air Conditioning1 to 10 Tons(60 Hz Data)Engineering ManualAir Technology Systems, Technology Systems, Conference Rooms General Office Spaces Modular OfficesCRITICAL / PRECISION Telecommunications Rooms Telephone Switch-Gear Rooms Computer / LAN Rooms Copier / Fax Rooms ATM Bank Centers Elevator Equipment Rooms CAT SCAN / MRI Facilities Hospital Operating & Isolation Rooms Clean Rooms LaboratoriesPERFECT FOR TENANT RENOVATIONS! STULZ Air Technology Systems, is dedicated to providing innovative solu-tions for critical temperature and humidity control needs. SATS designs and manufactures specialized environmental control equipment for commercial, industrial and custom military applications.

2 SATS serves a diverse marketplace - including telecom-munications, information technology, medical, financial, educational, industrial process and gov-ernment contracts - utilizing world-class island manufacturing processes in a modern, 150,000 ft2 facility. The addition of SATS to the STULZ family of companies solidifies STULZ as a global leader in the precision air conditioning marketplace. SATS combines a global network of sales and service companies with an extensive factory engineering staff and highly flexible manufacturing resources dedicated to providing world-class quality, innova-tion and customer :2001 Quality RegisteredStulz-ATS is committed to satisfying customer expectations by meeting and exceeding require-ments.

3 Our Quality Policy ensures that every Employee is committed to Customer Satisfaction, Teamwork and utilizing Continuous Process Im-provement methods in order to deliver an excep-tional product. We will continually measure our performance to improve the effectiveness of our quality management systemPrecision A/C ApplicationsStulz-ATS is dedicated to the manufacturing of supplemental and precision air conditioning prod-ucts. With an extensive installation base, SATS has earned a solid reputation as a quality supplier and leader in its ceiling mounted air conditioning units provide temperature and/or humidity control for those hot spot areas in the building which exceed the central system capacity. They are an economical solu-tion to such demands which may, in fact, be temporary until the next offices are carved out of an existing plant area, another laboratory added to a school or new medical equipment installed at a hospital.

4 No floor space is required by the CEILAiR ceiling mounted units. The units are designed with a wide range of options to handle both comfort and precision cooling applica-tions. Typical applications include:Air Technology Systems, - 5 ELECTRICAL DATA: (FLA / MCA / MFS) Electrical Data Index ..5-1 DX - Compressorized Systems: Air Cooled, Self-Contained Systems ..5-2 Air Cooled, Split Systems ..5-2/4 Water Cooled Glycol Cooled Systems ..5-2/4 DX - Air Handling & Remote Condensing Units: DX - Air Handling Units ..5-5/6 Free-Cooling & Alternate Water Source: DX with Free-Cooling ..5-7/8 DX with Alternate Water Source ..5-7/8 Chilled Water Air Handling Systems: Chilled Water Systems ..5-9 SECTION - 6 DIMENSIONAL / INSTALLATION DRAWINGS: Dimensional Drawing "Quick Find" Index.

5 6-1 Physical Data - Unit Weights (lbs) ..6-2 Connection Sizes - DX Refrigerant ..6-3 Air Cooled Systems ..6-4/9 Water / Glycol Cooled Systems ..6-10/13 Chilled Water Systems ..6-14/151-2 SECTION - 1 Introduction to STULZ -ATS ..1-1 Table of Contents ..1-2 SECTION - 2 CEILAiR SYSTEMS: Outstanding Advantages ..2-1 User Oriented Features & Options ..2-2 Available Configurations ..2-3/4 MODEL NOMENCLATURE: Nomenclature Chart ..2-5 Model Nomenclature Specifications ..2-6 SECTION - 3 GUIDE SPECIFICATIONS: Standard Features Index ..3-1 Standard Guide Specifications ..3-2/4 Optional Features Index ..3-5 Optional Features Guide Specifications ..3-6/14 SECTION - 4 PERFORMANCE / CAPACITY SPECIFICATIONS: Performance Data Index.

6 4-1 DX - Air Cooled Systems ..4-2/6 DX - Water Cooled Systems ..4-7/8 DX - Glycol Cooled Systems ..4-9/10 Chilled Water Systems ..4-11/16 Free-Cooling & Alternate Water Source Systems ..4-17/28 Table of ContentsTable of ContentsAir Technology Systems, Technology Systems, Systems2-1 CEILAiR ceiling A/C's are designed as the ultimate space saver. They easily mount in a standard 2' x 4' grid of a dropped ceiling ple-num and are available with high static blow-ers (up to " available) for connection to ceiling plenum ducts. CEILAiR units are es-pecially useful where there is no floor or wall space available for cooling units or where aesthetics demand out-of-sight installation.{ CEILAiR Systems Offer Outstanding AdvantagesFlexibilityA wide variety of types are available to meet your unique requirements.}

7 DX - Air Cooled DX - Water Cooled DX - Glycol Cooled (w/ Remote Drycoolers & Pump Packages DX - Air Handling Units Chilled Water Air Handling UnitsVersatility Spot Cooling & Ducted systems Self-Contained & Split systemsSpace Saving DesignCompact, in-the-ceiling design saves valuable floor Size Range 1 to 10 tons capacity in eleven incremental sizes meets any supplemental cooling PartsAll CEILAiR systems incorporate non-proprietary compo-nents where possible. Most major HVAC, refrigeration and electrical distributors stock an exact model cross reference or an alternate to most factory provided ControlsPrecision temperature and/or humidity control with unri-valed, user-friendly controls, offer a wide range of func-tions and alarms.)

8 C-Tech-10 A-Tech-20 Complete Temperature & Humidity Control Steam Canister Humidification (Optional) Dehumidification Mode (Optional) with - Electric Reheat/Heat - Hot Gas Reheat (Energy $aver) - Hot Water & Steam Reheat/HeatCapacity Modulation Options Single & Dual Compressor Systems Hot Gas Bypass Systems Multistage Reheat/HeatCode Conformance Listing E112043 RNRTLLISTEDC omplies WithCSA No. 236 Heating & Cooling EquipmentUL 1995C- NYC MEA Approved (MEA-163-88-E)- Chicago Code Approved- MET-C recognized by Standards Council of CanadaAir Technology Systems, Oriented Features & Options2-2 Scroll CompressorsCeilAiR DX air conditioners incorpo-rate Scroll Compressor Technology (unless specified otherwise).

9 Scroll Compressors provide higher ef-ficiency, higher reliability and lower sound power than other compressor Round OperationOption offerings available with Ceil-AiR air conditioners allow for year-round, 24/7 continuous on-line system operation in any environment in the world:Low Ambient Control (DX - Air Cooled) 0 F Fan Cycling / Fan Speed -20 F Variable Fan Speed -30 F Flooded Head PressureQuiet OperationLow sound power Scroll compressors coupled with low RPM blowers, acoustically lined cabinets and low velocity grilles provide the optimum in quiet Delivery Stock units complete and ready for shipment "Rapid-Fire", 5 day Ship ProgramWarranty - 2 Year Parts Standard - Optional 5 Year CompressorSpot CoolerDuctedOther Available Options - Condensate Pumps - Electrical Service Switches - Firestats - Smoke Detectors - Water Leak Detectors - Special High Efficiency Filtration (2" & 4" Filters up-to 60% Dust Spot)

10 - High Pressure DX - Water/Glycol Cooled Condenser Regulating Valves - Free-Cooling & Alternate Water Source Units - Many more options available (see page 3-5)!Variety of Air PatternsCeilAiR Ceiling AC Systems(Model OHS-( )-AS Shown)Selected Standard Features: Acoustical / Thermal Insulation Aluminum Fin / Copper Tube Coils Thermal Expansion Valve Refrigerant Sight Glass Filter / Drier Strainer Liquid Refrigerant Reclaim Valves Insulated SS or Polymer Drain Pans Condensate Overflow Safety Switch High / Low Pressure SwitchesLight weight ALL ALUMINUM cabinet and chassis prevents rust & corrosionStraight-ThruEVAPORATORAIR OUTEVAPORATORAIR INEVAPORATORAIR OUTEVAPORATORAIR IN90 / Right-AngleEVAPORATORAIR INEVAPORATORAIR OUTAir Technology Systems, Technology Systems, Inc.