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Summary of Contents for AERMEC NRL FC 2000
- Page 1 FREE COOLING INSTALLATION MANuAL CHILLER NRL free-cooling • EXTERNAL uNITS • HIGHT EFFICIENCY • POWER SuPPLY 60Hz 2000-3600 INRLTY.1302.4086995_01...
- Page 2 AERMEC S.p.A AERMEC S.p.A. reserves the right at all times to make any modification for the improvement of its product and is not obliged to add these modification to machines of previous manufacture that have already been delivered or are being built.
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Page 3: Table Of Contents
NRL FC 2000-3600 60Hz GENERAL WARNINGS FOR THE INSTALLER .........4 HYDRAuLIC CIRCuIT ..............18 7.1. hYDRauliC CiRCuit (VERsiOns 00) ..........18 1.1. PRESERVATION OF THE DOCUMENTATION ........4 7.2. hYDRauliC CiRCuit (VERsiOns p3-p4) ........19 1.2. WARNINGS REGARDING SAFETY AND INSTALLATION STANDARDS 7.3. hYDRauliC CiRCuit (VERsiOns 03-04) ........20 7.4. -
Page 4: General Warnings For The Installer
NRL FC 2000-3600 60Hz GENERAL WARNINGS FOR THE INSTALLER Standards and directives to be followed in the design and manufacture AERMEC NRLs are constructed according to the 1.2. WARNINGS REGARDING SAFETY AND of the unit: recognised technical standards and safety regulations. -
Page 5: Selection And Place Of Installation
NRL FC 2000-3600 60Hz SELECTION AND PLACE OF INSTALLATION before beginning installation consent with client and pay atten- tion to the following recommendations: The support surface must be capable of supporting the unit weight; The safety differences between the unit and ther applian- ces or structures must be scrupulously respected so that the inlet and outlet AIR from the fans is free to circulate;... -
Page 6: Check List
NRL FC 2000-3600 60Hz CHECK LIST Ciruit Components Cooling circuit Model with D Resistance carter compressor High pressure switch Low pressure switch High pressure trasducer Low pressure trasducer Solenoid valve of hot gas injecton by-pass valve of hot gas Exchanger (EV- EV/CN) -
Page 7: Principle Of Operation Schemes
NRL FC 2000-3600 60Hz PRINCIPLE OF OPERATION SCHEMES 4.1. PRODuCTION OF COLD WATER ONLY THE SYSTEM Description Operation exchanger (EVAPORATION) SYSTEM SIDE Production cold water exchanger (CONDENSATION) SOURCE SIDE Heat exchange with the air exchanger (EVAPORATION FREE-COOLING) SYSTEM SIDE Production cold water... -
Page 8: Cold Water Production And The System Recovery (Desuperheater)
NRL FC 2000-3600 60Hz Cold Water produCtion and tHe sYsteM reCoVerY (desuperHeater) 4.2. Description Operation exchanger (EVAPORATION) O SuPPLY SYSTEM SIDE Production of cold water exchanger (CONDENSATION) SOURCE SIDE Heat exchange with the air O DISCHARGE exchanger (EVAPORATION FREE-COOLING) SYSTEM SIDE Production cold water (CONDENSATION) exchanger hot water (after heating - Swim- DESUPERHEATER ming pools ...) -
Page 9: Operating Limits
NRL FC 2000-3600 60Hz OPERATING LIMITS °F °C The devices in their standard configurations are not suitable for installation in salty environments. For 39 °C 40 °C 102,2 °F 104,0 °F 34 °C 36 °C the operating limits, refer to diagram, valid for AHRI 44 °C... -
Page 10: Dimensional Tables
NRL FC 2000-3600 60Hz DIMENSIONAL TAbLES MaxiMuM diMensions (all Versions) 6.1. NRL 2000 NRL 2250 NRL 2500 NRL 2800 NRL 3000 NRL 3300 NRL 3600 Model 2000 2250 2500 2800 3000 3300 3600 DIMENSION Height 96.46 96.46 96.46 96.46 96.46 96.46 96.46 Depth 251.97... -
Page 11: Hydraulic Connections Standard Versions (00)
NRL FC 2000-3600 60Hz HYdrauliC ConneCtions - standard Versions (00) 6.2. Model 2000 2250 2500 2800 3000 3300 3600 DIMENSION in (mm) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) in (mm) 59,06 (1500) 59,06 (1500) 75,75 (1924) 75,75 (1924) -
Page 12: Hydraulic Connections Versions With Pump (P3-P4)
NRL FC 2000-3600 60Hz HYdrauliC ConneCtions - Versions WitH puMp (p3-p4) 6.3. Model 2000 2250 2500 2800 3000 3300 3600 DIMENSION in (mm) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) in (mm) 75,79 (1925) 75,79 (1925) 59,06 (1500) 59,06 (1500) -
Page 13: Hydraulic Connections Versions With Storage Tank And Pump (03-04)
NRL FC 2000-3600 60Hz HYdrauliC ConneCtions - Versions WitH storage tank and puMp (03-04) 6.4. Model 2000 2250 2500 2800 3000 3300 3600 DIMENSION in (mm) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) 15,75 (400) in (mm) 13,82 (351) 13,82 (351) 13,82 (351) 13,82 (351) -
Page 14: Position Avx And Percentage Weight Distribution (Nrl 2000)
NRL FC 2000-3600 60Hz position aVx and perCentage WeigHt distriBution (nrl 2000) 6.5. DIMENSION in (mm) Model 2000 15,75 (400) 14,37 (365) 74,80 (1900) 57,87 (1470) 74,80 (1900) 14,37 (365) 1,97 (50) 3,94 (100) CENTER OF GRAVITY Empty Running Center of gravity Center of gravity Weight (lb) -
Page 15: Position Avx And Percentage Weight Distribution (Nrl 2250)
NRL FC 2000-3600 60Hz position aVx and perCentage WeigHt distriBution (nrl 2250) 6.6. DIMENSION in (mm) Model 2250 15,75 (400) 14,37 (365) 74,80 (1900) 43,31 (1100) 61,42 (1560) 61,42 (1560) 14,37 (365) 1,97 (50) 3,94 (100) CENTER OF GRAVITY Empty Running Center of gravity Center of gravity... -
Page 16: Position Avx And Percentage Weight Distribution (Nrl 2500 - 2800 - 3000)
NRL FC 2000-3600 60Hz position aVx and perCentage WeigHt distriBution (nrl 2500 - 2800 - 3000) 6.7. DIMENSION in (mm) Model 2500 15,75 (400) 14,37 (365) 61,42 (1560) 61,42 (1560) 28,74 (730) 61,42 (1560) 61,42 (1560) 14,37 (365) 1,97 (50) 3,94 (100) 2800 15,75 (400) 14,37 (365) 61,42 (1560) 61,42 (1560) -
Page 17: Position Avx And Percentage Weight Distribution (Nrl 3300 - 3600)
NRL FC 2000-3600 60Hz position aVx and perCentage WeigHt distriBution (nrl 3300 - 3600) 6.8. DIMENSION Model 3300 15,75 (400) 15,75 (400) 75,39 (1915) 28,35 (720) 75,39 (1915) 31,50 (800) 75,39 (1915) 28,35 (720) 75,39 (1915) 15,75 (400) 1,97 (50) 3,94 (100) 3600 15,75 (400) 15,75 (400) 75,39 (1915) 28,35 (720) 75,39 (1915) 31,50 (800) 75,39 (1915) 28,35 (720) 75,39 (1915) 15,75 (400) -
Page 18: Hydraulic Circuit
NRL FC 2000-3600 60Hz HYDRAuLIC CIRCuIT HYdrauliC CirCuit (Versions 00) 7.1. hydraulic components NRL 00 hydraulic components NOT SUPPLIED STANDARD COMPONENT Exchanger plate ATTENTION The choice and the installation of Free-cooling coil components external to the NRL Water filter up to the installer, who must ope-... -
Page 19: Hydraulic Circuit (Versions P3-P4)
NRL FC 2000-3600 60Hz HYdrauliC CirCuit (Versions p3-p4) 7.2. hydraulic components NRL P3-P4 hydraulic components NOT SUPPLIED STANDARD COMPONENT ATTENTION Exchanger plate The choice and the installation of Free-cooling coil components external to the NRL up to the installer, who must ope- Water filter... -
Page 20: Hydraulic Circuit (Versions 03-04)
NRL FC 2000-3600 60Hz HYdrauliC CirCuit (Versions 03-04) 7.3. hydraulic components NRL 03-04 hydraulic components NOT SUPPLIED STANDARD COMPONENT ATTENTION Exchanger plate The choice and the installation of components external to the NRL Free-cooling coil up to the installer, who must ope- Water filter... -
Page 21: System Load
NRL FC 2000-3600 60Hz 7.4. SYSTEM LOAD 7.5. EMPTYING THE SYSTEM ATTENTION − − Before starting the load, check that the Before starting to drain the system, turn In case of version with pumping system drain tap is closed. "off" the unit unit, without standby pump, it −... -
Page 22: Electrical Wirings
NRL FC 2000-3600 60Hz ELECTRICAL WIRINGS 8.1. RECOMMENDED SECTION OF ELECTRIC CAbLES ATTENTION The default NRL chillers are completely wired and only All electrical operations must be The cable sections indicated in the table are advised for a need the connection to the power supply net, downstream carried out by qualified personnel, maximum length of 50 m. -
Page 23: Connection To The Power Supply
NRL FC 2000-3600 60Hz 8.7. puMp ContaCtor (Cp01 - Cp02) 8.2. CONNECTION TO THE POWER SuPPLY 8.5. AuXILIARY CONNECTIONS AT THE uSER/INSTALLER EXPENSE Check there is no voltage on the electric line you want To prepare the pump contactor, connect the device to use. -
Page 24: Control And First Start-Up
Aermec Technical Service for the unit of this series, the operation Set Point. data table;... -
Page 25: Functioning Characteristics
NRL FC 2000-3600 60Hz FuNCTIONING CHARACTERISTICS 10.4. anti-freeZe alarM 10.1. COOLING SET POINT the anti-freeze alarm is active as if the machine is tur- For the restoration of the normal functions of the (Default defined) = 44.6°F/7°C, ∆t = 10.01°F/5°C. ned-off or if the machine is in standby mode. in order temperature of the water output have to come back to prevent breakage of the plate-type exchanger due over 39.2°F/4°C, the reset is manual. 10.2. COMPRESSOR START DELAY... -
Page 26: Extraordinary Maintenance
NRL FC 2000-3600 60Hz EXTRAORDINARY MAINTENANCE ATTENTION to the grip on the low-pressure line. The NRL are loaded with R410A gas and tested in the A machine logbook should ideally • Charge the amount of refrigerant gas indicated on factory. In normal conditions, no Technical Assistance be kept (not supplied, but at the the characteristics plate of the machine. - Page 27 NRL FC 2000-3600 60Hz Aermec cod. 4086995_01 05.2013...
- Page 28 Tel. (+39) 0442 633111 Telefax 0442 93730–(+39) 0442 93566 www.aermec.com - info@aermec.com I dati tecnici riportati sulla seguente documentazione non sono impegnativi. Aermec si riserva la facoltà di apportare in qualsiasi momento tutte le modifiche ritenute necessarie per il miglioramento del prodotto.
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