SPX Cooling Technologies 7012D081 - 7012H121 manuale d’uso

/ Mar le y MC Fluid Cooler / Engineer ing Data & Specifications[...]

Mar ley / MC Fluid Cooler / T able of Cont ents Engineer ing Data Sc hematic 5 Support 1 1 Hoisting Info 12 Noise At tenuator Option 13 Freez e Protection 1 4 W ater Quality 15 Specifications / Base Base 16 Thermal P erformance 16 P erformance W arranty 16 Coil 17 Design Loading 17 Construction 17 Mec hanical Equipment 18 Drift Eliminators 1 9 Hot [...]

Mar ley / MC Fluid Cooler / 3 ■ Water Distribution System Pressurized spray system distributes water evenly over the coil. Steel header box with PVC branch arms. Low-clog polypropylene nozzles—delivers pr ecise distribution of water over the coil area. Marley's hot-dipped galvanized coil is tested at 2757 kPa to ensure integrity and sloped[...]

The Marley MC Fluid Cooler is particularly suited to the urban environment, reducing noise while increasing energy efficiency and performance. By k eeping the process fluid in a clean, closed loop, and combining the function of a cooling tow er and heat exc hanger into one system, they provide superior operational and maintenance benefits. The spe[...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic 5 C H INSTALLED HEIGHT ACCESS ACCESS 4" INLET 4" OUTLET SIDE ELEVATION ALL MODELS AIR INLET ELEVATION MODELS 7012D081 - 7012H121 AIR INLET ELEVATION MODELS 7013F081 - 7013J121 AIR INLET ELEVATION MODELS 7014H081 - 7014K121 1249 108 1448 C 3654 1829 H INSTALLED HEIGHT 108 2740 279 1[...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic 6 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current dra wings from your Marle y sales represent ative. All table dat a is per cell. 2 Standard overflo w is a 2" dia. F connection located on the side of the collection basin. Makeup w ater connection is a 1"[...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic 7 C H INSTALLED HEIGHT H INSTALLED HEIGHT ACCESS ACCESS 4" INLETS 4" OUTLETS SIDE ELEVATION ALL MODELS AIR INLET ELEVATION MODELS 7054L081 - 7054Q121 AIR INLET ELEVATION MODELS 7055P081 - 7055R121 2400 633 1132 110 2737 C 5378 511 621 110 3550 2737 Use this data for preliminary lay[...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic 8 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current dra wings from your Marle y sales represent ative. All table dat a is per cell. 2 Standard overflo w is a 2" dia. F connection located on the side of the collection basin. Makeup w ater connection is a 1"[...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic 9 Use this data for preliminary layouts only . Obtain current drawing from your Marley sales representative. The UPDA TE web-based selection sof tware —available at www.spxcooling.com—provides MC Fluid Cooler model recommendations based on customer's specific design requirements. C [...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic 10 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current dra wings from your Marle y sales represent ative. All table dat a is per cell. 2 Standard overflo w is a 1 1 ⁄ 2 " dia. M connection located on the side of the collection basin. Makeup w ater connection ma[...]

Mar ley / MC Fluid Cooler / Engineer ing Data: Support 11 Model D 7073 2640 707 4 3640 7075 5320 C L ANCHOR BOLT C L ANCHOR BOLT A LENGTH C L ANCHOR BOLT C L ANCHOR BOLT HOLES FOR 3 / 8 " DIA. ANCHOR BOLTS 4 REQD 21 30 TOWER COLLECTION BASIN- AIR INLET FACE A SUPPORTING STEEL SINGLE CELL B C C NORMAL GAUGE SUPPORT BY OTHERS VIEW A 1 Use this b[...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Hoisting 12 B D C 80° MAX A 1 Hoisting operations can be dangerous and suitable safety precautions should be taken to protect personnel and the equipment being hoisted. 2 All hoisting equipment should be certified and comply with local and national saf et y regulations. N O T E 3 Ensure that slings [...]

Mar ley / MC Fluid Cooler / Engineer ing Data : Schematic : Att enuators 13 B A SIDE ELEVATION ALL MODELS AIR INLET ELEVATION D E C 1 At tentuators will result in an additional e xternal resist ance therefore the f an will be unable to deliver the same airflow resulting in a small reduction in performance. N O T E 2 Critical noise applications mus[...]

Mar ley / MC Fluid Cooler / Engineer ing D ata: Fr eeze Prev ention 14 Fluid Cooler Coil When the ambient temperature falls below 0°C, heat loss from the coil can be subst antial e ven without recirculating water flowing ov er the coil. The process fluid, without an applied heat load, may be prone to freezing. There are various methods to protect [...]

Mar ley / MC Fluid Cooler / Engineer ing D ata: W ater Quality 15 The MC Fluid Cooler can be a very ef fectiv e air washer . Atmospheric dust able to pass through the relatively small louv er openings will enter the recirculating water system. Increased concentrations can intensify systems maintenance by clogging screens and strainers—and smaller[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Base 16 1.0 Base: 1.1 F urnish and inst all a forced-draf t, coun- terflow -type, factory assembled, film fill, industrial dut y , galvaniz ed steel, closed circuit fluid cooler . Unit shall consist of _____cell(s), as shownon plans. The limiting[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Base 17 the test and will make suc h corrections as are appropriate and agreeable to the owner to compensate for the perfor - mance deficiency . 4.0 Coil: 4.1  Coi l( s) sh al lco ns ist of fu ll yw eld ed bo x he ade rs wit h s erp en tin e c oi[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Base 18 take the above water quality and load carr ying capabilities into account in the selection of their materials of manufac- ture. 7.0 Mechanical Equipment : 7.1  Fan(s)shall befor wardcur vedcen - trifugal-type, whic h are statically and dynamica[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Base 19 8.0 Dr ift Eliminators: 8.1  Drif t eliminatorsshall be PV C,triple pass and shall limit drift losses to no morethan 0.0 05%of the designwater flow rate. 9.0 Hot W ater Distribution Syst em: 9.1 A pressured spray system [...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 20 Stainless Steel Options Stainless Steel Collection Basin: 12.1: Replace paragraph 12.1 with the following: The collection basin shall be heavy-gauge Series 30 0 st ainless steel. Suction connections shall be equipped with st ainless steel debris screens. A f [...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 21 Conv enience and Saf ety Options T op Access Platfor m: 11.2 Add the following paragraph in the Access section: There shall be an access platform at the top of the fluid cooler to allow access to the drif t eliminators and distribution system. The platform sh[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 22 Access Door Platfor m: 11.4 Add the foll owing par agraph in the Access section: Ther e sha ll be an access platform at the base of the fluid cooler extending across the width of the casing . The platform shall be gal - v aniz ed ste el bar grati ng, sup port[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 23 temperature at the coil and the other for set point. Process temperature input shall be obt ained using a thermal sens - ing device on the process coil and wired bac k to the soli d state temp erat ure controller in the control panel. St aging of mul tiple mo[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 24 inthe of f position forsaf et y . The VFD system shall receive a speed reference signal from the Building Management Sy stem monitoring the tower fluid tem- perature. A s an option to receiving the speed reference signal from a buildi[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 25 teethor driveshafts. T he VFD shall catc h a fan spinning in the rev erse direction without tripping . The panel shall include a main disconnect with short circuit pro- tection and external operating handle, loc kable in the of f posit[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 26 ■ S ound produced by a standard MC Fluid Cooler operating in an unobstructed environment will meet all but the most restrictive noise limitations—and will react favorably to natural attenuation. Where the fluid cooler has been sized to operate within an e[...]

Specifications Specification V alue Mar ley / MC Fluid Cooler / Specifications: Options 27 ■ Where a fluid cooler is installed in a building well or there are high surrounding walls, it is possible that a proportion of the hot and humid discharge air will be drawn bac k into the fans thus increasing the inlet wet bulb temperature with detriment t[...]

G R EGO RY'S BAN K WOR CESTE R WR3 8AB U N ITE D K I NG DO M 44 (0) 1905 7 20 200 info.uk@spx.com spxcooling.com In the interest of techno logical progr ess, all products are subject to design and/or material change without notice. ©2008 SPX Cooling T echnologies uk_MC F- T S -0 8A[...]