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Carrier 30XW325-400 manual

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  • Page 1

    Copyright 2009 Carrier Cor poration F orm 30XW-2PD Carrier's AquaForce 30XW chillers provid e a great co mbination of perf or- mance and compact f ootpr int f or cooling and heat reco very applica- tions. These chillers pro v ide e xcellent reliability and efficiency at true operat- ing conditions without comp romising the en vironment. • Ch[...]

  • Page 2

    2 Easy installation The AquaForce ® 30XW screw chillers are shipped with starter and unit mounted flow switch installed and can be shipped with a full R-134a refriger- ant charge to minimize installation time. The unit provides single point power connection (using optional con- trol power transfor mer) and quick, easy piping connections (using Vic[...]

  • Page 3

    3 of the system. The AquaForce ® 30XW chiller's positive pressu re design ensures that air , moisture and other per for mance degrading contamina nts are not sucked inside the chiller . Pur ge units and their associated maintenance are no longer ne cessary. Refrigerant isolation valves The refrigerant isolation valves ena ble service personne[...]

  • Page 4

    4 Extensive service menu Unauthorized access to the service menu can be password-protected. Built-in diagnostic capa bilities assist in troubles hooting and recommend proper corrective action for pre-set alar ms, resulting in greater up time. Alarm file This file maintains the last 50 time and date-stamped alar m and alert messages in memory. This [...]

  • Page 5

    5 Model number nomenc lature a30-4744 3 0XW – 3 25 6 – – – 4 – 3 B 3 0XW – A qua Force ® W a ter-Cooled S crew Chiller De s i g n S erie s Unit S ize (Nominal Ton s ) (kW) 3 25 – 3 25 (11 33 ) 3 50 – 3 50 (1206) 400 – 400 (1 3 54) Volta g e 1 – 575- 3 -60 2 – 38 0- 3 -60 4 – 2 3 0- 3 -60 6 – 460- 3 -60 7 – 200- 3 -60 Co[...]

  • Page 6

    6 LEGEND NO TES: 1. Cer tified in accordance with AHRI Standard 550/590 at standard rating conditions. 2. Standard rating conditions are as follows: Evapor ato r Conditions: Leaving W ater T emperature: 44 F (6.7 C ) Flow: 2.4 gpm per ton (0.043 L/s per kW) Condenser Conditions: Entering Water T emperature: 85 F (29.4 C) Flow: 3.0 gpm per ton (0.05[...]

  • Page 7

    7 30XW325-400 UNIT PHYSICAL DA T A — ENGLISH LEGEND 30XW UNIT SIZE 325 350 400 NOMINAL CAPACITY (tons) 325 350 400 UNIT WEIGHT (lb) (Operating/Shipping) 14,319/13,163 14,515/13,369 14,759/13,489 COMPRESSORS Semi-hermetic, twin screw Compressor Speed (rpm) 3500 Compressor Model Number (qty) 06TU483 (2) 06TU554 (2) Unloading T ype Slide V alve Mini[...]

  • Page 8

    8 30XW325-400 UNIT PHYSICAL DA T A — SI LEGEND 30XW UNIT SIZE 325 350 400 NOMINAL CAP ACITY (kW) 1133 1206 1354 UNIT WEIGHT (kg) (Operating/Shipping) 6495/5971 6584/6064 6695/6119 COMPRESSORS Semi-hermetic, twin screw Compressor Speed (r/s) 58.3 Compressor Model Number (qty) 06TU483 (2) 06TU554 (2) Unloading T ype Slide V alve Minimum Step Capaci[...]

  • Page 9

    9 Factory-installe d options Navigator™ module provides a portable, hand-held dis- play for convenient access to unit status, operation, config- uration and troubleshooting diagnostics capability. The four-line, 20-character LCD (liquid crystal display) display provides clear language infor mation in English, French, Spanish, or Portugu ese. The [...]

  • Page 10

    10 temperature sensor to facilitate operating in HEA T mode. Heat machine units require 300 psig (2068 kPa) option and field-installed ther mal in sulation on the compressor dischar ge piping and waterbox heads beca use of high temperature. One-pass condenser provides a lower pressure drop through the condenser for applications with low delta T (te[...]

  • Page 11

    11 FIELD-SUPPLIED AND FIELD-INSTALLED I NSULATION CONDEN S ER W A TERBO X IN S ULA TION NEEDED (HEA T MACHINE UNIT S ONL Y) CONDEN S ER W A TERBO X IN S ULA TION NEEDED (HEA T MACHINE UNIT S ONL Y) EV APORA T OR WA TERBO X IN S ULA TION NEEDED EV APORA T OR WA TERBO X IN S ULA TION NEEDED EV APORA T OR WA TERBO X IN S ULA TION NEEDED DI S CHARGE PI[...]

  • Page 12

    12 Dimensions 30XW UNIT DIMENSIONS 30XW UNIT AND W A TERBOX DIMENSIONS NOTES: 1. Operating weight includes weight of water , refrige rent, and oil. 2. Denotes center of gravity . 3. Dimensions shown in ft-in. [mm] unless noted. 4. The recommended ser vice clearance around the machine is 3 ft [914.4 mm]. 5. Victaulic nozzles are standard on all unit[...]

  • Page 13

    13 30XW UNIT DIMENSIONS (cont) D DI S CHARGE END S UCTION END a30-4747 INCOMING C ONTROL INCOMING C ONTR OL POWER 1 x 7/8” POWER 1 x 7/8” KNOCKOUT KNOCKOUT DOOR CLEARANCE SP ACE DOOR CLEARANCE SP ACE DI S CHARGE END S UCTION END a30-4748 EV AP 3 3/16” [81 mm] a30-4755[...]

  • Page 14

    14 Dimensions (cont) 30XW UNIT DIMENSIONS (cont) W A TERBO X FLANGE DET AIL a30-4725 UNIT NUMBER OF P ASSES A in. (mm) B in. (mm) CONNECTION SIZE Flange Vict aulic 30XW325-400 26 1 / 16 (154) 6 1 / 16 (154) 6 8 10 ( 0 ) 0 ( 0 ) 6 8 36 1 / 16 (154) 6 1 / 16 (154) 6 8 UNIT NUMBER OF P ASSES A in. (mm) B in. (mm) CONNECTION SIZE Flange Victaulic 30XW3[...]

  • Page 15

    15 Carrier’s packaged selection program provides quick, easy selection of Carrier’s water-cooled chillers. The pro- gram considers specific temperature, fluid and flow requirements among other factor s such as fouling and alti- tude corrections. Before selecting a chiller , consider the follo wing points: Leaving water (fluid) temperature (L WT[...]

  • Page 16

    16 P erformance data (cont) 30XW325-400 EVAPORATOR MARINE W ATERBOX 0 500 1000 1500 2000 2500 3000 (0) (31.5) (63.1) (94.6) (126.2) (157.7) (189.3) 3 2 1 pass pass pass gpm (L/s) Evaporator Flow Rate 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 ft wg (0) (14.9) (29.8) (44.8) (59.7) (74.6) (89.5) (104.4) (119.4) (kPa) Pressure Drop NO TE : Th[...]

  • Page 17

    17 3 0 500 1000 1500 2000 2500 3000 (0) (31.5) (63.1) (94.6) (126.2) (157.7) (189.3) Evaporator Flow Rate 2 1 pass pass pass 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 ft wg (0) (14.9) (29.8) (44.8) (59.7) (74.6) (89.5) (104.4) (119.4) (kPa) Pressure Drop gpm (L/s) 30XW325-400 EVAPORATOR NIH VICTAULIC LEGEND NO TE: T he table abo ve repres[...]

  • Page 18

    18 P erformance data (cont) 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 ft wg (0) (14.9) (29.8) (44.8) (59.7) (74.6) (89.5) (104.4) (119.4) (kPa) 0 500 1000 1500 2000 2500 (0) (31.5) (63.1) (94.6) (126.2) (157.7) Condenser Flow Rate Pressure Drop 2 pass 1 pass gpm (L/s) 30XW325-400 CONDENSER NIH FLANGE LEGEND NO TE: The table abov e represe[...]

  • Page 19

    19 Micropr ocessor The chiller microprocessor contro ls overall unit operation and controls a number of processes simultaneously. These processes include inter nal time rs, reading inputs, analog to digital conversions, display cont rol, diagnostic control, out- put rela y control, de mand li mit, capacity control, head pressure control, and temper[...]

  • Page 20

    20 • Evaporator entering fluid temperature (T2) • Suction gas temperature (T4 - Circuit A, T7 - Circuit B) • Economizer gas temperature (T5 - Circuit A, T11 - Circuit B) (sizes 350, 400 only) • Space temperature (T8) • Discharge gas temperature (T9 - Circuit A, T10 - Circuit B) • Condenser entering fluid temperature (T12) • Condenser [...]

  • Page 21

    21 T ypical contr ol wiring schematics 30XW UNIT CONTROL WIRING SCHEMA TIC LEGEND AW G — American Wire Gag e NEC — National Electrical Code CB — Circuit Break er PMP — Chilled W ater Pump COM — Communication P or t PMPI — Chilled W ater Pump Interlock EMM — Energy Management Module TB — Te r m i n a l B l o c k EQUIP GND — Equipme[...]

  • Page 22

    22 Unit storage Store chiller and starter indoors, protected from construc- tion dirt and moisture. Inspect under shipping tarps, bags, o r cr at e s t o b e s u r e w at er h a s not collected during transit. Keep protec tive shipping co ve rs in place until machine is ready for installation. Assure th at the inside of the protec- tive cover meets[...]

  • Page 23

    23 V ariable evaporator flow rates V ariable flow rates may be applied to a stan dard chiller . The unit will, however , attempt to maintain a constant leaving fluid temperature. In such cases minimum flow must be in excess of minimum flow gi ven in the Evaporator and Condenser Flow Rates table, and mini- mum loop volume must be in excess of 3 gall[...]

  • Page 24

    24 Consider adding additional piping and iso lation valves to isolate each chiller to allow for service on the machine, and still allow for partial capacity from the other chiller . Even if evaporators are piped in series, parallel con- denser piping should be considered on con stant speed chillers to maximize ca pacity and efficiency while minimiz[...]

  • Page 25

    25 T ypical piping and wiring TYPICAL PIPING AND WIRING FOR 30X W EV APORA TOR AND CONDENSER EV APORA TOR SHUT -OFF VA L V E BALANCING VA L V E TO COOLING LOAD FROM COOLING LOAD CONDENSER WA TER INLET CONDENSER WA TER OUTLET VIBRA TION ISOLA TION VIBRA TION ISOLA TION VIBRA TION ISOLA TION PRESSURE GAGE SHUT -OFF VA L V E CONDENSER 30XW DRAIN OUTLE[...]

  • Page 26

    26 STANDARD SINGLE INPUT POWER CONFIGURATION LEGEND NO TE S: 1. Each main power sour ce must be supplied fr om a field-suppl ied fused electr ical ser vice with a (factor y-inst alled or field- installed) dis connect located in sig ht from the unit. 2. Control circuit po wer must be supplied fr om a separate sourc e through a field-sup plied discon[...]

  • Page 27

    27 OPTIONAL DUAL INPUT POWER CONFI GURATION LEGEND NO TE S: 1. Each main power source must be supplied from a field-suppl ied fused electr ical ser vice with a (f actor y-installe d or field-ins talled) dis connect located in sig ht from the unit. 2. Control cir cuit power must be supplied from a separate source th rough a field-supp lied disconnec[...]

  • Page 28

    28 COMPRESSOR ELECTRICAL DA T A LEGEND 30HX UNIT SIZE V O LTA G E V- P h - H z COMPRESSOR COMPRESSOR A COMPRESSOR B RLA LRA (WD) LRA ( XL) RLA LRA (WD) LRA (XL) 325 200-3-60 06TU483 409.0 938 N/A 409.0 938 N/A 230-3-60 06TU483 355.1 816 N/A 355.1 816 N/A 380-3-60 06TU483 216.7 494 1537 216.7 494 1537 460-3-60 06TU483 178.2 408 1270 178.2 408 1270 5[...]

  • Page 29

    29 W ater-Cooled Chiller HV AC Guide Specifications Size Range: 325 to 400 Nomin al T ons (1133 to 1354 kW) Carrier Model Number: 30XW Part 1 — General 1.01 SYSTEM DESCRIPTION Microprocessor controlled water -cooled liquid chiller utilizing screw compressor s and electronic expan- sion valves. 1.02 QUALITY ASSURANCE A. Unit shall be rated in ac c[...]

  • Page 30

    30 compressor discharge piping and waterb ox heads becau se of high tempera ture. F . Refrigeration Compone nts: Refrigerant circuit components shall include oil sep- arator , high and low side pr essure relief devices, dis- charge and liquid line shutoff valves, filter drier , moisture indicating sight glass, expansion valve, refrigerant economize[...]

  • Page 31

    31 m. Time of day: 1) Display module, in conjunction with the microprocessor , must al so be capable of displaying the output (results) of a ser- vice test. Service test shall verify opera- tion of every switch, ther mistor , and compressor before chiller is started. 2) Diagnostics shall in clude the ability to review a list of the 30 most recent a[...]

  • Page 32

    Manufacturer reserves the right to dis continue, or change at any time, specifications or d esigns without notice and without inc urring obligations. Pg 32 Catalog No . 04-52300015-01 Printed in U .S.A . Form 30XW -2PD Replaces: 30XW -1PD Carrier Cor poration • Syracuse, New Y ork 13221 6-09 Section 9 Ta b 9 a 12. Compressor Suction Service V alv[...]