Table of Contents
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Table of Contents
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Summary of Contents for Cosmotec WR Series
- Page 1 09.2017...
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Page 2: Table Of Contents
INDEX 1.0 GENERAL INFORMATION 1.1 LIST OF ATTACHED DOCUMENTS 1.2 WARNINGS 1.3 HANDLING AND STORAGE STORAGE HANDLING AND TRANSPORTATION 1.4 IDENTIFICATION AND TECHNICAL DATA LABELS MOUNTED ON THE MACHINE LEVEL OF PROTECTION PRINCIPLE OF OPERATION CONTROL AND SAFETY DEVICES NOTE FOR WATER CONDENSED CHILLERS NOTE FOR OIL CHILLERS SIZE OF CHILLERS TECHNICAL DATA... -
Page 3: General Information
1.0 GENERAL INFORMATION This manual contains all the chiller installation, use and maintenance regulations, highlighting the related risks and dangers. It was expressly designed to allow its staff to use it in a safe and secure manner. Read all the information therein carefully and be careful of the regulations marked with a symbol on the side. -
Page 4: Handling And Storage
1.3 ACCEPTANCE, HANDLING AND STORAGE ATTENTION The chiller must be transported and moved without liquid(s) in the tank(s) (only for models with a tank). STORAGE The chillers are packaged using standard packaging (unless otherwise agreed). Loading and unloading must be done indoors. Standard packaging does not protect the chiller from rain and inclement weather Standard packaging is not suitable for transportation by boat Standard packaging is not suitable for transportation by air... -
Page 5: Identification And Technical Data
1.4 IDENTIFICATION AND TECHNICAL DATA The chiller is identified with a technical data label that includes the following information: TYPE OF LIQUID TO CHILL: A3541N07C000 water (water solutions additives) AD842207C000 water (water solutions additives) A9542207C000 oil (see note for oil chillers in chap. 2.4 Operations) LABELS MOUNTED ON THE MACHINE: MOVING PARTS HAZARD... - Page 6 INCOMING OUTGOING FLUID FLUID CHILLER CHILLER TANK LEVEL ROTATION DIRECTION ENGINES RISK OF TENSION ATTENTION! HOT SURFACES LEVEL OF PROTECTION SERIES MODELS INSTALLATION POWER CONTROL ENGINE PANEL PROTECTION PROTECTION (from the (mounted on the external machine) environment) WLA Compact INDOOR 230/1/50-60 IP 21 IP 21...
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Page 7: Safety
CONTROL AND SAFETY DEVICES Safety pressure switch: It stops the compressor operation when the internal pressure of the circuit exceeds the calibration level - (High pressure switch) Safety valve (when installed): It vents the internal pressure of the circuit to the atmosphere if there would be an abnormal increase in pressure with the equipment in operation or switched off NOTE FOR WATER CONDENSED CHILLERS For chillers WRW, WLW AND ORW with a water condenser in the heat exchanger, follow the following... - Page 8 SIZE OF WLA COMPACT (mm) IN/OUT MOD. UNI ISO228 ½ ”G WLA 14-20 ½ ”G WLA 28-41-45 rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
- Page 9 WRA VERTICAL + ORA O-FLOW SIZE (mm) IN/OUT MOD. UNI ISO228 ½ ”G WRA 13-20 rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
- Page 10 (mm) IN/OUT MOD. UNI ISO228 ½ ”G ORA 20 ¾ ”G WRA 35-45-58-70 1146 ORA 34-43-58-70 ¾ ”G WRA 85 1220 1 ”G WRA 95-A3-A6 1500 ORA 95-A3-A6 1 ¼”G WRA A8-B4-B8-C2 1200 1930 1 ½”G WRA C8–D8 1250 1250 2000 rev 09.2017 - ©STULZ S.p.A.
- Page 11 SIZE OF WLA PRECISION (mm) IN/OUT MOD. UNI ISO228 1 ¼”G WLA B8-C2 1650 1450 1 ½”G WLA C8-D8 1140 2000 1820 1 ½”G WLA G2-H8 1140 2000 1820 SIZE OF WLA PRECISION R410A rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
- Page 12 (mm) IN/OUT MOD. UNI ISO228 2 ”G WLA J0-L0-M7 1140 2400 2200 TECHNICAL DATA WLA COMPACT Technical Data WLA14 WLA20 WLA28 WLA41 WLA45 Capacità di raffreddamento W15L32 - Cooling capacity W15L32 - Kühlleistung W15L32 - Capacité refroidissement W15L32 Gas Refrigerante –Refrigerant gas - Kühlmittel – Gaz R134a R134a R134a...
- Page 13 Tipo di compressore – Compressor type - Verdichter - Alternative Alternative Alternative Alternative Alternative Compresseur Axial nr.1 Axial nr.1 Axial nr.1 Axial nr.1 Axial nr.1 Ventilatore - Fan - Lüfter - Ventilateur Ø Ø Ø Ø Ø Portata aria a bocca libera - Condenser fan air flow (free )Luftdurchsatz Kondensatorenlüfter freie 2100 2100...
- Page 14 WRA VERTICAL Technical Data WRA35 WRA45 WRA58 WRA70 WRA85 Capacità di raffreddamento W15L32 - Cooling capacity W15L32 - Kühlleistung W15L32 - Capacité refroidissement W15L32 Gas Refrigerante –Refrigerant gas - Kühlmittel – Gaz R134a R134a R407C R407C R407C Réfrigérant Alimentazione secondari - Secondaries feed - Betriebsspannung der Hilfsschaltkreise –...
- Page 15 Axial nr.1 Axial nr.1 Axial nr.1 Ventilatore - Fan - Lüfter - Ventilateur x Ø500 x Ø500 x Ø500 Portata aria a bocca libera - Condenser fan air flow (free ) - Luftdurchsatz Kondensatorenlüfter freie 9700 9700 9700 Öffnung - Débit d’air ventilateur condenseur bouche libre Capacità...
- Page 16 WRA VERTICAL Technical Data WRAC8 WRAD8 Capacità di raffreddamento W15L32 - Cooling capacity W15L32 - Kühlleistung W15L32 - Capacité 41,2 refroidissement W15L32 Gas Refrigerante –Refrigerant gas - Kühlmittel – R407C R407C Gaz Réfrigérant Alimentazione secondari - Secondaries feed - Betriebsspannung der Hilfsschaltkreise – Tension des circuits auxiliaires Tensione/Fase/Frequenza - Voltage 400/3/50...
- Page 17 Corrente di spunto – Locked rotor current - Blockierter rotorstorm – Courrant rotor bloqué Tipo di compressore – Compressor type - Scroll Scroll Scroll Scroll Scroll Scroll Verdichter - Compresseur Axial nr.2 Axial nr.2 Axial nr.2 Axial nr.2 Axial nr.2 Axial nr.2 Ventilatore - Fan - Lüfter - Ventilateur x Ø500...
- Page 18 Attacchi idraulici - Hydraulic connections - Hydraulische Ansclüsse - Raccords ISO228 2 x ISO228 2 x ISO228 2 x 2”gas 2”gas 2”gas hydrauliques Rumorosità max - Noise level max– dB (A) Geräuschpegel max - Bruit max (*) ORA O-FLOW Technical Data ORA20 ORA34 ORA43...
- Page 19 Corrente di spunto – Locked rotor current - Blockierter rotorstorm – Courrant rotor bloqué Tipo di compressore – Compressor type - Verdichter - Scroll Scroll Scroll Compresseur Axial nr.1 x Axial nr.1 x Axial nr.1 x Ventilatore - Fan - Lüfter - Ventilateur Ø500 Ø500 Ø500...
- Page 20 WRA85 peripheral pump at 50-60Hz: 50Hz 60Hz Portata Q [l/min] WRA95-A3-A6-A8 centrifuge pump at 50-60Hz: rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
- Page 21 50Hz 60Hz Portata Q [l/min] WRAB4-B8 centrifuge pump at 50-60Hz: 50Hz 60Hz Portata Q [l/min] WRAC2 centrifuge pump at 50-60Hz: rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
- Page 22 50Hz 60Hz Portata Q [l/min] WRAC8-D8 centrifuge pump at 50-60Hz: WLAC8-D8 centrifuge pump at 50-60Hz: 50Hz 60Hz Portata Q [l/min] WLAG2-H8 centrifuge pump at 50-60Hz: rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
- Page 23 50Hz 60Hz Portata Q [l/min] WLAJ0-L0-M7 centrifuge pump at 50-60Hz: 50Hz 60Hz Portata Q [l/min] 1.5 INTENDED AND UNINTENDED USE INTENDED USE Industrial cooling liquid is used in the chiller, far from heat sources, based on the instructions and limits indicated in the data label, excluding WLA PRECISION R410A.
- Page 24 This device must be respected even if shock absorbers are installed. UNINTENDED USE The chiller must not be installed in moveable areas, on parts that transmit shocks, on oscillating parts and on (unleveled) inclined parts. In general, the chiller must not be installed in the following situations: ...
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Page 25: General Information
aspiration and subsequent expulsion from fans of objects, dust and substances in the installation area. protection (launch) of tools and various nuts and bolts (screws, washers, etc) that could accidently fall from the fan blades. forming condensation in the presence of dew with dripping in non-insulated tubing. ... -
Page 26: Electrical Connections
Connect the tubing to the chiller using joints or flexible tubes. Install to switch valves to isolate (section) the chiller from the catchments. Install a filter on the return tube from the chiller (80-100 microns, Dp 0.2 bar) ... -
Page 27: Operations
In this unit its possible to use tap water which respects the values reported in the table below. We recommend the use of premixed fluid COSMOTEC No frost N25 / N39 or COSMOTEC No frost L38. Alternatively its possible to use Clariant Antifrogen N or Clariant Antifrogen L, respecting the concentrations recommended in the data sheet of the product. -
Page 28: Ordinary Maintenance
PRELIMINARY OPERATIONS Chillers with a tank: - when the machine is off, fill the tank to the maximum level. Use a clean container that is not contaminated by fluids or other additives than those set forth for filing. Do not mix different brands of products and/or additives. ... - Page 29 At the end of the maintenance operations, reassemble the protective paneling. All operations described in this section must be done by qualified staff. The operators and maintenance people must use the DPI in accordance with the safety manager and prevailing legislation. DPI=individual protection devices: gloves, helmet, goggles, accident prevention shoes, etc.
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Page 30: Special Maintenance
ORDINARY MAINTENANCE Differential pressure switch Check intervention and connections (if present) Flow switch Check intervention and connections (if present) High pressure safety pressure The high pressure safety pressure switch operation must be checked, simulating an increase in pressure and checking the switch intervention pressure of the equipment. -
Page 31: Dismantling And Disposal
PROBLEM POSSIBLE CAUSES SUGGESTED INTERVENTION 1 THERE ARE NO EXTERNAL SIGNALS 1 CHECK FOR EXTERNAL SIGNALS 2 INCORRECT CONNECTION WITH EXTERNAL SIGNALS 2 CHECK CONNECTION WITH EXTERNAL SIGNALS THE CHILLER DOES 3 THE ANTI-RECIRCULATION TIMER IS ON 3 WAIT 5 MINUTES NOT START 1 DEFECTIVE COMPRESSOR 1 CHECK THE WINDER PHASES WITH THE TESTER IF... - Page 32 GENERAL WARRANTY CONDITIONS ON STULZ/COSMOTEC INDUSTRIAL COOLING PRODUCTS. La Stulz S.p.A. guarantees that the product has no quality defects. The products are not consumables and are exclusively used in the industrial and professional sector.
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Page 33: Delivery
Stulz S.p.A. applies the aforementioned conditions for units that breakdown at start up. 4.2 STULZ / COSMOTEC PRODUCT DELIVERY TO STULZ S.P.A. The delivery to Stulz S.p.A. must be previously authorised by assigning an authorization code to the delivery to be made to the transportation document. - Page 34 Contacts: STULZ SPA Via Torricelli, 3 37067 Valeggio s/Mincio – VR – ITALY www.stulz.it info@stulz.it aftersales@stulz.it Tel. – Switchboard 0039 045 6331650 Tel. – Technical Assistance 0039 045 6331615 0039 045 6331635 rev 09.2017 - ©STULZ S.p.A. - all rights reserved...
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Questions and answers
Trovo questo allarme : ****.hot gas bypass
The "hot gas bypass" alarm for the Cosmotec WR Series indicates that the hot gas bypass valve may be malfunctioning. The system suggests to open the valve, empty it, and reload it. If the issue persists, the valve should be checked and/or replaced. This function is related to system regulation and maintaining proper operation when cooling demand is low.
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What is FSL Alarm Meaning and how to resolve
Goodmorning I'm Filippo Cirelli from GD I would like to know if is possibkle whta the GA1 message Error it means in the WR-WL-OR Cosmotyec cooler and what can generate this issue
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Hi re guyz planing to open a branch In westmead pinetown