Manuale d’uso / di manutenzione del prodotto 30XW325-400 del fabbricante Carrier
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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.
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.
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.
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.
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 (.
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.
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 COM.
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.
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.
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.
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.
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.
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 .
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.
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.
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.
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.
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.
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 d.
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) .
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 .
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.
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.
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 .
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.
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.
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.
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.
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.
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 ess.
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.
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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Carrier 30XW325-400 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Carrier 30XW325-400 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Carrier 30XW325-400 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Carrier 30XW325-400 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Carrier 30XW325-400, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Carrier 30XW325-400.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Carrier 30XW325-400. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Carrier 30XW325-400 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
