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SPX Cooling Technologies FSIG-TS-08A manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    / Mar le y Sigma F Ser ies Cooling T ower / Engineer ing Data & Specifications[...]

  • Page 2

    Mar ley / Sigma F Ser ies Cooling T ower / T able of Contents Engineer ing Data Sc hematic 4 Support 5 Piping 7 T emperature Control 1 0 Environmental 1 1 Specifications / Base Base 12 Thermal P erformance 13 Construction 1 4 Fan Dec k and F an Cylinder 15 Mec hanical Equipment 15 Fill, Louvers and Drift Eliminator s 16 Hot W ater Distribution Syst[...]

  • Page 3

    Mar ley / Sigma F Ser ies Cooling T ower / 3 T he Sigma F Series is a field-erected, crossflow , fiberglass-str ucture cooling to wer designed to ser ve normal air conditioning and refrigeration systems as w ell as medium sized industrial loads. Evolving from the crossflo w concept of cooling tow er pioneered by Marle y in 1 938, and incorporat[...]

  • Page 4

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata : Schematic 4 H B T OP OF F AN CYLINDER BASE OF T OWER COLUMNS F AN DECK 13'-6" N O T E 1 U se this bulletin for preliminary layouts only . Obtain current drawings from y our Marley representative. 2 All table data is per cell. 3 All to wer installations require a minimum of 4&[...]

  • Page 5

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata : Support 5 A SP ACES A T 4'-0" = L W OVERALL OF BASIN SUMP OVERFLOW MAKEUP V AL VE INTERMEDIA TE BEAM AIR INLET F ACE AIR INLET F ACE CASED ENDW ALL F ACE CASED ENDW ALL F ACE PRIMARY SUPP ORT BEAM P L A N E L E V A T I O N N O T E 1 Use this bulletin for preliminary layouts o[...]

  • Page 6

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata : Support 6 A SP ACES AT 4'-0" = L 6 " MIN TYP SUMP SEE NOTE 7 OPTIONAL PA RTITION W ALL FOR INDIVIDU AL CELL OPERA TION B B P AIR INLET F ACE AIR INLET F ACE CASED ENDW ALL F ACE CASED ENDW ALL F ACE W IN T O IN OF CURB WALLS P L A N 1 ' -6 " 1 ' -0 " [...]

  • Page 7

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata : Piping Plan 2 7 C MOTOR C F COLUMN AND ANCHOR BOLT TYP. SINGLE CELL D TYP. MULTICELL C L COLUMN AND ANCHOR BOLT C L INLET C L TOWER AND FAN C L FAN C L FAN C L INLET C L INLET C L F FAN TOWER C L INLET C L MOTOR CONCRETE BASIN OPTION B DIAMETER CROSSOVER PIPE STAINLESS STEEL BASIN OPTI[...]

  • Page 8

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata : Piping Plan 3 8 C H MO TO R C F COLUMN AND ANCHOR BOL T TY P. SINGLE CELL D TY P. MUL TICELL C L COLUMN AND ANCHOR BOL T C L RISER C L T OWER AND F AN C L FA N C L FA N C L RISER C L P L A N F FA NT OWER C L INLET RISER C L MO TO R CONCRETE BASIN OPTION B DIAMETER CROSSOVER PIPE 26 &qu[...]

  • Page 9

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata : Piping Plan 4 9 C H MO TO R C F COLUMN AND ANCHOR BOL T TY P. SINGLE CELL D TY P. MUL TICELL C L COLUMN AND ANCHOR BOL T C L RISER AND HEADER C L T OWER AND F AN C L FA N C L FA N C L RISER C L H E G F AN FLANGE IS 3 / 4 " THICK. BOL T CIRCLE CONFORMS T O 125 LB. ANSI SPECIFICA TI[...]

  • Page 10

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata: Energ y Management 10 CAUTION The cooling tower must be located at suc h distance and direction to avoid the possibility of contaminated tower disc harge air being drawn into building fresh air intake ducts. The purc haser should obtain the services of a Licensed Professional Engineer o[...]

  • Page 11

    Mar ley / Sigma F Ser ies Cooling T ower / Engineer ing D ata: Envir onmental 11 Sound Control Sound produced by a Sigma to wer operating in an unobstructed environment will meet all but the most restrictiv e noise limit a- tions—and will react fa vorably to natural at tenuation. Where the tow er has been sized to operate within an enclosure, the[...]

  • Page 12

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 12 1.0 Base: 1.1 Furnish and inst all an induced-draft, crossflow-type, field-erected, structural fiberglass-framed, P VC film-fill, industrial- duty cooling tower of _____ cell(s), as shown on Plans. The limiting overall dimensions of the tower shal[...]

  • Page 13

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 13 2.0 Ther mal P erfor mance: 2.1 The tow er shall be capable of cooling _____ GPM of water from ____ °F to _____ °F at a design entering air wet- bulb temperature of _____ °F . The cool- ing tower manufacturer shall guarantee that the tower supp[...]

  • Page 14

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 14 3.0 Constr uction: 3.1 The tow er shall be capable of with- standing water having a pH of 6.5 to 8.0; a c hloride content (NaCl) up to 750 ppm; a sulfate content (SO 4 ) up to 1 20 0 ppm; a calcium content (CaCO 3 ) up to 80 0 ppm; silica (SiO 2 )[...]

  • Page 15

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 15 4.0 F an Deck and F an Cylinder: 4.1 The fan dec k shall act as a working platform for maintenance personnel. It shall consist of 1 1/8" (28.5 mm) deep pultruded fiberglass interloc king pan- els, supported by structural fiberglass joists o[...]

  • Page 16

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 16 5.4 A st ainless steel oil fill and drain line shall extend from the gear reducer to the vicinit y of the motor , and shall be equipped with a bronze-bodied oil lev el sight-glass gauge. 5.5 The complete mec hanical equipment assembly for eac h c[...]

  • Page 17

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 17 7.0 Hot W ater Distribution Syst em: 7.1 The mechanical equipment support/ crossover pipe for each cell shall be equipped with a flange for the attachment of customer supply piping. Inlet and bolt circle dimensions shall conform to 125# flange spe[...]

  • Page 18

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 18 9.0 Access and Saf ety: 9.1 Single cell towers shall include a 33" (838 mm) wide by 61" (1 .55 m) high molded FRP access door in one endwall casing for access to the inte- rior of the tow er . Casing access door shall be hinged and equip[...]

  • Page 19

    Specifications Specification V alue Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Base 19 11.0 Scope of Wor k : 11.1 The cooling tow er manufact urer shall be responsible for the design, fabrica- tion, and deliver y of materials to the project site, and for the erection of the tower over supports pro vided by others. Unless other wise [...]

  • Page 20

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 20 Specification V alue Cold W ater Basin Options Stainless Steel Cold W ater Basin : 10.1 Replace paragraph 1 0.1 with the following: Include a cold water col- lection basin constructed of 1 2 gauge series 304 st ainless steel, through- bolted and sealed to prevent l[...]

  • Page 21

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 21 Specification V alue and a solid state circuit board for tem- perature control and low water cutof f . A control probe shall be located in the basin to monitor water lev el and tem- perature. The system shall be capable of maint aining 40°F water temperature at an[...]

  • Page 22

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 22 Specification V alue Plenum W alkwa y: 9.1 Add the following to the end of this paragraph: Pro vide a 30" (7 62 mm) minimum wide walkwa y extending from one endwall access door to the other through the length of the tow er . W alkway shall be constructed of ?[...]

  • Page 23

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 23 Specification V alue Air Inlet Screens: 6.3 Add the following paragraph in the Fill, Louver s and Drift Eliminator s section: The air inlet faces of the tow er shall be covered by 1" mesh stainless steel w elded wire screens. Screens shall be secured to st ain[...]

  • Page 24

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 24 Specification V alue Control Options Control Syst em: 5.7 Add the following paragraphs in the Mechanical Equipment sec- tion: Each cell of the cooling to wer shall be equipped with a UL listed control system in a NEMA 3R or 4X outdoor enclosure capable of control- [...]

  • Page 25

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 25 Specification V alue F an Motor V ariable Speed Dr ive: Marle y All W eather ACH550 System 6.4 Add the following paragraph in the Mec hanical Equipment section when VFD is used with customer s Building Management System: A complete UL listed V ariable Speed Drive s[...]

  • Page 26

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 26 Specification V alue and cooling is no longer required. The fluid cooler manufact urer shall supply VFD st art-up assistance. T ower vibration testing throughout the speed range is required to identify and lock out any natu- ral frequency vibration lev els whic h [...]

  • Page 27

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 27 Specification V alue ■ Unless specified otherwise, a Robertshaw or Metrix switch will be provided. Double-pole, double-throw models are also avail- able. If purc hased in conjunction with the Control System, it is also factory- wired. The requirement for manual [...]

  • Page 28

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 28 Specification V alue Fiberglass Ladder: 9.3 Change paragraph 9.3 to read as follows: One endwall of the tow er shall be equipped with an 18" (457 mm) wide fiberglass vertical ladder , supported by hot-dip galvanized steel brac kets through-bolted to the endwa[...]

  • Page 29

    Specifications Mar ley / Sigma F Ser ies Cooling T ower / Specifications: Options 29 Specification V alue[...]

  • Page 30

    7 4 01 WEST 1 29 STRE ET OVER LAN D P AR K, KANSAS 6 621 3 U N ITE D ST A TES 913 6 64 7 400 spxcooling@ct.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. Printed in USA | FSIG-T S -08A[...]