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SPX Cooling Technologies Marley MD manuel d'utilisation

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Tout d'abord, le manuel d’utilisation SPX Cooling Technologies Marley MD devrait contenir:
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Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif SPX Cooling Technologies Marley MD, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation SPX Cooling Technologies Marley MD. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    / Mar le y MD Cooling T ower / Engineer ing Data & Specifications[...]

  • Page 2

    [...]

  • Page 3

    Mar ley / MD Cooling T ower / T able of Contents Engineer ing Data Sc hematic 6 Support 22 Outlet Connection 24 Hoisting Info 25 Freez e Prevention 26 W ater Quality 27 Specifications / Base Base 28 Thermal P erformance 28 P erformance W arranty 28 Design Loading 29 Construction 29 Mec hanical Equipment 29 Fill, Louvers and Drift Eliminator s 31 Ho[...]

  • Page 4

    Mar ley / MD Cooling T ower / 4 ■ Water Distribution System Pressurized spray system distributes water evenly over the fill Low-clog polypropylene nozzles—delivers pr ecise distribution of water over the fill area Marley MC thermoformed PVC film fill assembled into packs for ease of removal and cleaning Marley XCEL drift eliminators—limit[...]

  • Page 5

    MD tow ers are galvaniz ed steel, f actor y assembled, counterflo w cooling tow ers, designed to ser ve air conditioning and refrigeration systems as well as light to medium industrial process loads on clean water . The Marley MD e volv ed from a factory-assembled concept of tow ers pioneered by Marley some 75 y ears ago, and incorporate all of the[...]

  • Page 6

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 6 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 spxcooling.com—provides MD model recommendations based on customer's specific design requirements. H A 569 140 2578[...]

  • Page 7

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 7 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 Last two c haracters of the model number indicate number of cells and cell configuration. 3 Nominal tons are based upon 35°C HW [...]

  • Page 8

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 8 H INS T ALLED HEIGHT A 35 MOT OR C L PLAN SIDE ELEVATION END ELEVATION 8" INLET C L 569 2578 2371 2794 140 M D 5 0 0 8 M U L T I C E L L Use this data for preliminary layouts only . Obtain current drawing from your Marley sales representative. The UPDA TE web-based selection sof tw[...]

  • Page 9

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 9 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 Last two c haracters of the model number indicate number of cells and cell configuration. Change as appropriate for y our selecti[...]

  • Page 10

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 10 M D 5 0 1 0 S I N G L E C E L L H A 35 8" INLET MOT OR C L PLAN SIDE ELEVATION END ELEVATION 569 2578 3651 140 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 spxco[...]

  • Page 11

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 11 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current drawings from y our Marley sales representative. All table data is per cell. 2 Last two c haracters of the model number indicate number of cells and cell configuration. 3 Nominal tons are based upon 35°C HW , [...]

  • Page 12

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 12 M D 5 0 1 0 M U L T I C E L L H A 35 8" INLET MOT OR C L C L PLAN SIDE ELEVATION END ELEVATION 569 2578 3651 3715 140 Use this data for preliminary layouts only . Obtain current drawing from your Marley sales representative. The UPDA TE web-based selection sof tware —available a[...]

  • Page 13

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 13 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current drawings from y our Marley sales representative. All table data is per cell. 2 Last two c haracters of the model number indicate number of cells and cell configuration. Change as appropriate for y our selection[...]

  • Page 14

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 14 H A 3607 3651 35 8" INLET ACCESS C L PLAN SIDE ELEVATION END ELEVATION 153 M D 5 0 1 6 S I N G L E C E L L 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 spxcoolin[...]

  • Page 15

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 15 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current drawings from y our Marley sales representative. All table data is per cell. 2 Last two c haracters of the model number indicate number of cells and cell configuration. 3 Nominal tons are based upon 35°C HW , [...]

  • Page 16

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 16 H A 3607 3651 3715 35 8" INLET ACCESS C L C L PLAN SIDE ELEVATION END ELEVATION 153 M D 5 0 1 6 T W O O R T H R E E C E L L Use this data for preliminary layouts only . Obtain current drawing from your Marley sales representative. The UPDA TE web-based selection sof tware —avail[...]

  • Page 17

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 17 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current drawings from y our Marley sales representative. All table data is per cell. 2 Last two c haracters of the model number indicate number of cells and cell configuration. Change as appropriate for y our selection[...]

  • Page 18

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 18 H A 3607 3651 3715 35 8" INLET ACCESS C L C L PLAN SIDE ELEVATION END ELEVATION 153 M D 5 0 1 6 F O U R O R M O R E C E L L S Use this data for preliminary layouts only . Obtain current drawing from your Marley sales representative. The UPDA TE web-based selection sof tware —ava[...]

  • Page 19

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 19 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current drawings from y our Marley sales representative. All table data is per cell. 2 Last two c haracters of the model number indicate number of cells and cell configuration. Change as appropriate for y our selection[...]

  • Page 20

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 20 A H 7366 7312 3715 35 8" INLET ACCESS C L C L PLAN SIDE ELEVATION END ELEVATION 153 M D 5 0 1 6 F O U R C E L L Q U A D Use this data for preliminary layouts only . Obtain current drawing from your Marley sales representative. The UPDA TE web-based selection sof tware —available[...]

  • Page 21

    Mar ley / MD Cooling T ower / Engineer ing D ata : Schematic 21 N O T E 1 Use this bulletin for pr eliminary layouts only . Obtain current drawings from y our Marley sales representative. All table data is per cell. 2 Nominal tons are based upon 35°C HW , 29.5°C CW , 25.5°C WB and .68 m 3 /hr per ton. The Marley UPD A TE w eb-based selection sof[...]

  • Page 22

    Mar ley / MD Cooling T ower / Engineer ing D ata: Support 22 D E E C L ANCHOR BOL T C L ANCHOR BOL T OVER ALL OF BASIN L C C L ANCHOR BOL T C L ANCHOR BOL T W OVER ALL WIDTH OF BASIN HOLES FOR M16 ANCHOR BOL TS 4 REQD 21 21 T OWER COLLECTION BASIN A S U P P O R T I N G S T E E L S I N G L E C E L L NORMAL G AUGE 21 SUPPORT B Y OTHERS T OWER COLLECT[...]

  • Page 23

    Mar ley / MD Cooling T ower / Engineer ing D ata: Support 23 D F E E C L ANCHOR BOL T C L ANCHOR BOL T 21 21 OVER ALL LENGTH OF BASIN C L ANCHOR BOL T C L ANCHOR BOL T C C L ANCHOR BOL T C L ANCHOR BOL T W OVER ALL WIDTH OF BASIN T OWER COLLECTION BASIN A HOLES FOR M16 ANCHOR BOL TS 4/ CELL S U P P O R T I N G S T E E L M U L T I C E L L 1 Use this[...]

  • Page 24

    Mar ley / MD Cooling T ower / Engineer ing D ata : Outlet Connection 24 A B C D C L T OWER PUMP SUCTION MAKEUP 2" NPTM MAKEUP AL TERNATE LOCA TION OVERFLOW 3" NPTF 89 SUCTION HOOD WELDING BEVEL MECHANIC AL COUPLING GROOVE REMOV ABLE TRASH SCREEN 23 DRAIN 3" NPTF S I D E - O U T L E T S U C T I O N C O N N E C T I O N E N D - O U T L [...]

  • Page 25

    Mar ley / MD Cooling T ower / Engineer ing D ata : Hoisting 25 Model Base Module T op Module Width Sling Length Minimum W eight kg Width Sling Length Minimum W eight kg MD50 08 2.6m 3m 11 0 0 2.8m 3m 90 0 MD50 10 2.6m 4m 1350 2.6m 3m 1 050 MD50 16 3.7m 4m 1650 3.7m 3m 1750 1 Hoisting operations can be dangerous and suitable safety precautions shoul[...]

  • Page 26

    Mar ley / MD Cooling T ower / Engineer ing D ata: Fr eeze Prev ention 26 When the ambient air temperature falls below 0°C, the water in a cooling tow er can freeze. Marle y T echnical Report #H-003 “Operating Cooling T ower s in Freezing W eather” describes how to prevent freezing during operation. A vailable at spxcooling.com or ask your Marl[...]

  • Page 27

    Mar ley / MD Cooling T ower / Engineer ing D ata: W ater Quality 27 The MD cooling tower 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 sma[...]

  • Page 28

    Specifications Specification V alue Mar ley / MD Cooling T ower / Specifications: Base 28 1.0 Base: 1.1 F urnish and inst all an induced-draf t, counterflow -type, factory assembled, film fill, industrial duty , cooling tower . Unitshall consist of _____ cell(s),as shown on plans. The limiting o verall dimensions of the towe[...]

  • Page 29

    Specifications Specification V alue Mar ley / MD Cooling T ower / Specifications: Base 29 4.0 Design Loading: 4.1 The tow er and its components shall be designed to withst and a wind load of 1 .44kPa. The cooling tower shall be de- signed to withst and shipping and hoist- ing loads of 2g horizontal or 3g vertical. Guardrails, where specified shall [...]

  • Page 30

    Specifications Specification V alue Mar ley / MD Cooling T ower / Specifications: Base 30 shall be driven through a one-piece multi-groov e, solid bac k V -t ypebelt, sheav es (pulley s), and tapered roller bearings. Bearings shall be rated at an L 10 lif e of 1 00,0 00 hours, or greater . Bothmotor andfans[...]

  • Page 31

    Specifications Specification V alue Mar ley / MD Cooling T ower / Specifications: Base 31 7.0 Fill, Louvers and Dr ift Eliminators: 7.1 Fill shall be cross-corr ugated, counterflow film type, thermoformed from0.40mm thic k PV C. Fillshall be assembled into pac ks for ease of remov al and cleaning. Fill shall be sup- ported on c ha[...]

  • Page 32

    Specifications Specification V alue Mar ley / MD Cooling T ower / Specifications: Base 32 10.0 Access: 10.1 A large rect angular access door shall be located in the plenum on the motor side of the tow er . 11.0 Cold W ater Collection Basin : 11.1 The collection basin shall be heavy- gauge galvanized steel and shall include the number and t ype of s[...]

  • Page 33

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 33 Specification V alue Stainless Steel Options Stainless Steel Collection Basin: 11.1 Replace paragraph 1 1 .1 with the following: The collection basin shall be heavy-gauge Series 30 0 st ainless steel. Only low -carbon stainless steel alloy s will be accepted in order to minimiz[...]

  • Page 34

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 34 Specification V alue Conv enience and Saf ety Options Mechanical Access Platf orm: 10.2 Add the following paragraph in the Access section: There shall be a mechanical access platform at the mec hanical access door allowing access to the mec hanical system, drif t eliminators, d[...]

  • Page 35

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 35 Specification V alue Control Options Fan Motor Starter Control Panel: 6.4 Add the following paragraph in the Mechanical Equipment sec- tion: Each cell of the cooling to wer shall be equipped with a UL listed control system in a IP52 or IP56 out- door enclosure capable of contro[...]

  • Page 36

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 36 Specification V alue Vibr ation Limit Switc h: 6.5 Add the following paragraph in the Mec hanical Equipment section: A single-pole, double-throw vibration limit switc h in a NEMA 4 housing shall be installed on the mec hanical equipment support for wiring into the fan motor shu[...]

  • Page 37

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 37 Specification V alue of utilit y v oltage to the motor . Automatic bypass with an earth ground condition is not allowed. T he bypass contactor shall be cycled on and off while operating in bypass, to maint ain the set-point temperat ure of the cold water . The drive design shal[...]

  • Page 38

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 38 Specification V alue start and stopcontrol, bypass/VFDselec - tion, Auto/Manual selections, manual speed control. T o prev ent heating prob- lems in the cooling tower fan motor and to assure proper gear reducer lubrication the VFD systemshall deene[...]

  • Page 39

    Specifications Mar ley / MD Cooling T ower / Specifications: Options 39 Specification V alue ■ Sound produced by a standard MD tower operating in an unob- structed environment will meet all but the most restrictive noise limitations—and will react favorably to natural attenuation. Where the tower has been sized to operate within an enclosure, t[...]

  • Page 40

    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 ech nologies , Inc. uk_M D-T S -08A[...]