CRAC units works in four modes: cooling, heating, humidification and dehumidification. More Features. More Features 3. and Computer Room Air Conditioning (CRAC) units distributed around the perimeter of the room. We provide precision air conditioning in both upflow and . 3. up to 20 series and 200 specifications. 4.Keep the dust, oil fog and moisture from entering the internal of the equipments. 2.Refrigerant: R22 (R407C/R410A) 3.Digital control mode, can reach high accuracy. Holtop has 400 employees and covers an area of more than 30,000 square meters. Unit shall be listed in UL Elec Equip Dir or room ceiling heights of 8 to 9 feet, and Computer Room Air Conditioning (CRAC) units distributed around the perimeter of the room. Modular Indoor Central-Station Air-Handling Units: 4/12/2022 23 73 23.docx Factory Fabricated Custom Air Handling Units: 4/12/2022 23 73 24.docx Factory Fabricated Custom Laboratory Exhaust Energy Recovery Units: 4/12/2022 23 81 26.docx Split-System Ductless Air-Conditioners 7/13/2017 23 82 00.docx Heating and Cooling Terminal Units Digital Infrastructure. computer room air conditioning unit (CRAC): A computer room air conditioning (CRAC) unit is a device that monitors and maintains the temperature, air distribution and humidity in a network room or data center . IT equipment occupies . Specifications Payment Shipping Condition Warranty Brand Make Heat Removal Model Air Discharge Capacity Liebert Deluxe System 3/ DX Chilled Water FH529C-AAEI Downflow 30 ton Input . The energy consumption for a typical data center might be split with around ~50% being used by the IT equipment, 35% on cooling and HVAC, 10% on Electrical Infrastructure & Support and around 5% on Lighting. Work includes physically removing an existing Computer Room Air Conditioning (CRAC) unit from the Computer Room of building 120 and disposing of it. The floor layout should not allow the hot air exhaust from the back of one rack to enter the front air inlet of another rack. Features. 23 0514 variable frequency drives (vfd) 23 0516 expansion fittings and loops for hvac piping . Find out more. By Range - CyberAir 3. master specifications: division 23 - heating ventilating and air conditioning . Sensors for the TempDefender are daisy-chainable via RJ-11 connectors and can be assembled in any configuration. The Unified Facilities Guide Specifications (UFGS) are published only in electronic format and are intended to be used with SpecsIntact software. 2 x CW valves standard on CFD-510 and larger units . The units are available in a 4, 6 or 8 fan configuration and have been engineered to the highest design and build standards you would expect from an Airedale precision unit, with the simplicity and effectiveness of a fan wall. Down-flow units intake hot exhaust air from the room via direct to the intake or plenum. Sustainability updates required to coordinate with the Federal Codes and DoD policies and procedures. . Liebert, Data Aire, APC, Airflow, STULZ. Using a grid format, take multiple airflow velocity readings . As a custom manufacturer we can accommodate other configurations and sizes. $ 12500.00. Applications range from small rooms to large data centers and are highly efficient, available with upflow or downflow air distribution. In this way, a CRAC unit air handler can keep cool air running through the system and help keep a steady airflow through the environment. Up-flow units directs conditioned air into the room through the top of the cooling unit or via a duct running into the cold aisle. The SEER rating of an air conditioner is much like miles per gallon (MPG) for a car: The higher the SEER rating, the . REPLACE CHILLED WATER ACTUATOR FOR CRAC UNIT #3 AT WILEY Solicitation ID/Procurement Identifier: 47PM0820P0065 Ultimate Completion Date: Fri Dec 11 18:00:00 GMT 2020. . ,r 3) 17. The CyberAir 3 precision air-conditioning system with Indirect Free Cooling and Direct Free Cooling conditions the air in Data Centers and equipment rooms up to 90 % more economically than conventional compressor cooling systems. The UFGS Master complies with UFC 1-300-02. Liebert Certification # 92-094D. Order) 14 YRS CN. With 20-1,080 kW of cooling, there is an air conditioner (CRAC) or air handler (CRAH) for every mission critical application. INVENTORY CHANGES WEEKLY, PLEASE CALL FOR EXACT NEEDS. The total performance period shall be 30 days from the Notice to This unit was installed at Sky Harbor Airport in a test area and only ran for a little over 12 months, it is an older machine but SUPER clean. STULZ offers the broadest range of cooling capacities for chilled water (CW) and direct expansion (DX) units on the market. PART 1 - GENERAL . The split Air Conditioner (AC) units methodology . (Gov't hr., Mandel aff. Liebert BU060E7AMAEI588A - N11D740083. Global Computer Room Air Conditioning (CRAC) Units Market Research Report contains Market Size, Market Share, Market Dynamics, Porter's 5 force Analysis, Segmentation, Regional and Competitor Analysis. 41KW G4 Air Filter Crac Precision Air Conditioner 380V . 102kw Split Type Precision Air Conditioner EU4 Computer Room Air Conditioning Unit Get Best Price. Superseded by UFGS 23 81 23 COMPUTER ROOM AIR CONDITIONING UNITS (unified). Contact Hahn-Mason for Your Next CRAC Application. When you trust Liebert and Mission Critical Facilities International with the integrity of your data center, you're ensuring that your business is equipped with superior, carefully crafted products backed by unequaled support. ITEM SPECIFICS. gForce DX Dual-Circuit units are available from 21 to 106 kW and feature advanced mission critical cooling technology. CAT 6: Category 6 cable, commonly referred to as Cat-6, is a cable standard for Gigabit Ethernet and other network protocols that feature more stringent specifications for crosstalk and system noise. The system and method involves the use of a CRAC unit or a fan coil unit. Liebert iCOM® Control : Optimized System Performance Zone Configuration Teamwork Configuration CR AC CR AC CRA C CRA C CRAC CRAC CRA C CRA C = On = Standby CRA C CRA C = On = Standby Zone 1 Unit-to-unit network established As a standard we achieve between 20,000 and 104,000 CFM. . QTY 1. 5.The structure design makes the installation more flexible. Discover premium wholesale crac unit hvac products at an affordable price at Alibaba.com. Enter the CRAC unit's capacity information in the CRAC specification section of the page. Memorial Hospital at Gulfport (MHG) will receive Sealed Bids with Qualification Statements until Tuesday, September 15 at 2:00 PM for the furnishing of all labor and material and performing all work necessary and incidental to BID #2020-0915, CRAC Unit Replacements - Data & Telephone Equipment Rooms - East Tower, in accordance with plans . Since our founding, we have gained valuable field experience in managing critical business environments from both functional and operational aspects, enabling our specialists to hone their expertise . section # title 23 0000 common work results for hvac . Our CRAC / CRAH units are capable of cooling performance measures up to 260 tons for each mode of cooling. We have units to fit everyone's budget. Precision air conditioning systems / CRAC units are offered in a range of cooling options including DX, free cooling, dual cool, chilled water and refrigerants R410A and R407C. The unit range includes cooling from 6kW - 233kW and each system maximises energy efficiency and uptime. 1. Liebert BF067ASCDEI55OA - N11G740044 . Liebert 20 ton CRAC Units - Upflow. Supplier. The electrical demand for data centers really varies from just a few kW up into the megawatts depending on the size and location. Dec 14th, 2015 at 10:05 AM. By precisely regulating the temperature and humidity, these climate control units guarantee optimum ambient conditions for your valuable IT equipment. Hahn-Mason has 10 offices conveniently located in Raleigh, Charlotte, Asheville, Hickory, Eastern NC, Greensboro . Check and reset (if necessary) the check points for humidity and temperature to make it consistent on . STULZ CyberAir 3. The STULZ CyberAir Computer Room Air Conditioner (CRAC) or Air Handler (CRAH) offers the broadest range of cooling capacities for chilled water (CW) and direct expansion (DX) units on the market. Make sure that the air inlet and exit areas are not blocked by paper, cables, or other obstructions. 23 0518 escutcheons for hvac piping If you're seeking additional information on any of the Compu-Aire cooling systems listed above, contact Hahn-Mason Air Systems today at (704)-523-5000 to speak with an expert. See the clearance requirements in the server specifications or hardware specification sheets. Color: Charcoal Grey. AE Project Number: Computer Room Air Conditioning Units 23 81 23 - 1 Revision Date: 1/29/2018 . Most server vendors allow a relative humidity of 50%, going up to a maximum of 55% RH,. CRAC CW and CRAC DX precision climate control units from Rittal ensure optimum climatic condi- tions in data centres that are exposed to high thermal loads. Liebert / Vertiv - 3 & 5 Ton Downflow - Air, Water, Gly cooled. In the REA, UNIT, on behalf of Klebs, sought costs and delay damages for defective specifications. QTY 1. . Scope. The unit range includes cooling from 6kW - 233kW and each system maximises energy efficiency and uptime. Industrial automation control room and precision manufacturing workshop. BASX Solutions computer room air handling units are high capacity air cooling units used for a wide variety of spaces. 787876-002, 787876-003, Manufacturer Date: 2005, Voltage . 2/20/2020 12:05:49 pm. Make sure that when two of these conditions (say, cooling and dehumidification) work, they are in coordination within a defined area of 4-5 adjacent units. . You must enter the CRAC capacity in tons, which is automatically converted to kW. Fewer units at higher capacity can significantly reduce capital cost and operating cost. Rifled tubing in the cooling coils for increased efficiency and heat transfer. Air conditioners are rated by their seasonal energy efficiency ratio (SEER). Complete the following sequence to measure the flow rate at 100% fan speed [sometimes there will be a requirement to conduct the measurements at 50%, 65% & 75%], check with the specifications: Turn on unit. Biochemical culture chamber. The components in units are located for easy service (1 ton self-contained unit shown) When the need calls for precision cooling and humidity control, but your floor space says otherwise, the Liebert . A push-button catch ensures easy access to the controls compartment Speak with an HVAC expert today to order your Liebert air conditioning units by calling (877) 881-2781 or by filling . UNIT/Klebs alleged that the specifications for the CRAC units "did not depict that any connective piping was required to be supplied nor was The current data in brackets are applicable to the indoor unit with electric heater & humidifier (Optional). 1 Set (Min. All activities will be carried out in accordance with the contract details and in full compliance with the project specifications and references. Thermally and acoustically line cabinet interior with fireproof material meeting requirements of NFPA 90A. 23 0513 motors . Specifications, plans, or drawings are not available. Apply for Financing. They have a capacity range between 18kW - 100kW. Fewer parts mean less dust and periodic maintenance. [Airflow.] Manufacturer Liebert. Demolition and installation work shall be performed after normal business hours. I do this a lot (Leaving the CRAC running for the . The Contractor shall provide all management, tools, supplies, equipment, and labor necessary to perform all work in accordance with these specifications. About Us. MERV 8 filters. A Room Integrity Test would test as a "Mixing Volume" for agent concentration purposes, as when the CRAC unit is running, a descending interface is not established. 1.Cooling capacity: 7.5KW-93.6KW. Up-flow units intake hot exhaust air from the bottom of the floor. SECTION 23 81 23 - COMPUTER ROOM AIR CONDITIONING UNITS . Hard copies of this solicitation are not available. Compu-Aire Inc. products are designed to fit the needs . The front panels can be opened without the need for special tools and all normal maintenance operations can be carried out from the front of the unit. ITEM SPECIFICS 6 Ton Model: VH075AHAAE01250 Model: VH075A-AAE07131 Year: 2006 and 2007. 2.1 COMPUTER ROOM AIR CONDITIONING UNITS (CRACU) Provide (4) self-contained units, designed, and factory assembled, and factory tested. The electrical demand for data centers really varies from just a few kW up into the megawatts depending on the size and location. This method statement is intended to outline the activities and the methods used for the installation of split Air Conditioner (AC) units. IT equipment . Nominal condition: indoor return air 35ºC/26%RH, outdoor 35ºC. Precision air conditioning systems / CRAC units are offered in a range of cooling options including DX, free cooling, dual cool, chilled water and refrigerants R410A and R407C. Backward curved plenum "plug" fans - no belts, pulleys and external bearings to wear out. CRAC units are replacing air-conditioning units that were used in the past to cool data centers . The benchmark of flexibility and energy efficiency. Specifications. . 1.Cooling capacity: 7.5KW-120KW. These sensors measure the temperature, humidity, airflow, smoke, or any other conditions you may be worried about in your server room. These definitions apply to these terms as they are used in this document. CRAC/CRAH, 100-400kW. If you're seeking additional information on any of the Compu-Aire cooling systems listed above, contact Hahn-Mason Air Systems today at (704)-523-5000 to speak with an expert. MENU . If your AC unit is located near a bedroom window or patio, for example, sound performance might be an important feature to consider. Applications Small IT rooms to large enterprise data centers Medical/Healthcare Manufacturer: Liebert, Product Type: CRAC Unit, Model Number: VH267W- AAEI Serial Number: 787876-001. 65% & 75%], check with the specifications: Turn on unit. Use the CRAH unit datasheet to understand the design flow rate required. Provide concealed hinges and fastening devices. This small, rack-mountable RTU connects to up to 16 analog sensors. In rack-oriented cooling architectures, the CRAC units are dedicated to one server rack and are directly mounted to (or within) the racks (see Figure 2). Standard test room and calibration center. EC fans included - still in the box, not installed in unit yet. Upon completion of any new CRAC Unit installation or modifications to an existing unit, there will be a requirement to complete a functional test to ensure . 23 0517 sleeves and sleeve seals for hvac piping . Function Description. 4.15 HP each EC fan. Manufacturer Liebert. Cold and Hot aisle widths were modeled on approximately 1,000 mm (hot) and 1,200 mm (cold) as recommended in ASHRAE TC9.9 literature. The CRAC / CRAH units are downflow as a standard, however, upflow and horizontal configurations are available. Provide products complying with these specifications and produced by one of the following: 1. We are a leading supplier of quality, pre-owned equipment. We provide precision air conditioning in both upflow and . Specifications. Then, transporting a new CRAC unit into the room and location where the existing unit was. NetCol8000-A090 and NetCol8000-A120 is a dual-system unit. Computer room air conditioning units. CyberAir CW and DX perimeter mounted cooling solutions control the conditions in the data center with the utmost precision, reliability, and energy efficiency. specifications and drawings for the AHUs and CRACs. AireWall comprises a filter, fan bank, damper section and an optimised high surface area chilled water coil. Vertiv's Liebert ® brand products lead the industry in energy efficiency and offer economizer options to meet all the latest ASHRAE standards. The ease of maintenance of Uniflair units is a fundamental factor in reducing operating costs and avoiding downtime. [Stultz.] Applications range from small rooms to large data centers and are highly efficient, available with upflow or downflow air distribution. Specifications of Air cooled precision air conditioner models: Model : HADR/HAUR: 0201: 0251: 0261: 0271: 0301: 0351: 0401: 0451: Cooling capaciy(1) kw: 21.2: 23.2: 26.8: 27.3: 31.5: 35.6: . Energy Savings. CRAC units at HQ AAFES facility in Dallas, Texas. CRAC UNIT SPECIFICATION For MAHG20-1053, Repair HVAC Data Center, B1101 (based upon UFGS Sect. 2.Refrigerant: R22 (R407C/R410A) 3.Digital control mode, can reach high accuracy. Pages: 116, Tables & Figures: 146, Product: Computer Room Air Conditioning (CRAC) Units, Product-Type: Air-Cooled, Water-Cooled, Other, Application: Small Computer Room, Data Center, Others . Set the fans to operate via the inbuilt controller to 100% flow. Specifications. CMS units are designed to handle large heat loads with minimal energy consumption. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. 1. All work shall be in accordance with these specifications and the applicable drawings, and subject to the terms and conditions of the contract. The difference between CRAC and CRAH units is the former has a compressor to reduce the temperature of air while the latter uses chilled water from a chiller or cooling tower. . In this mode, refrigerant bypasses the CRAC's first compressor, allowing it to idle. Type : Bid . The following are the specifications of commonly advised CRAC/CRAH units by CMS. anaheim. Test room in hospital. Description. Hahn-Mason has 10 offices conveniently located in Raleigh, Charlotte, Asheville, Hickory, Eastern NC, Greensboro . SEED System (SEED), incorporated in 2002, began as a distributor for a wide range of critical power support systems, based in Singapore. 2. JOnathan D Griffin. Assuming an 85°F return air temperature to the CRAC unit, when the outdoor temperature drops low enough (65°F for the example shown, but at even higher temperatures for lower load applications), the Liebert EconoPhase can begin to offer partial economization. HVAC cool system ;front flow/down flow computer room air conditioning CRAC / Set. It is a Leibert PDX air cooled system which is rated at 37,500 BTUs per hour. Precision Cooling For Business-Critical Continuity™ Liebert® DS™ User Manual-28-105kW, 8-30 Tons, Upflow and Downflow, 50/60Hz We just received a quote for a replacement unit. 23.81.23.00 20) PART 1 GENERAL 1.1 REFERENCES . Note that each CRAC manufacturer might have different unit clearance requirements. According to Industrial Market . 1 ton to 40 tons. SpecsIntact can still open Masters or Jobs created with older versions of the UFGS format. changeover to standby unit in case of primary unit shutdown - no additional equipment is required for lead/lag units. Digital Infrastructure CRAC/CRAH, 100-400kW BASX Solutions computer room air handling units are high capacity air cooling units used for a wide variety of spaces. Fabricate doors and access panels of 18-gage (1.21 mm) steel, installed to close against pressure-tight gaskets. USA Seller. Set the fans to operate via the inbuilt controller to 100% flow. Purchased for a job but never installed. NetCol8000-A045 and NetCol8000-A060 is a single-system unit. Fixed Price. UPS and battery room. Compu-Aire Inc. manufactures in excess of 100 different models of specialty air conditioners for critical electronic system facilities including, but not limited to, data center, network facilities, computer rooms, and other applications that have sensitive temperature and humidity needs. Down-flow units direct conditioned air under the floor.
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