NECS 0202T - 0612T

(The photo of the unit is indicative and may vary depending on the model)

EXCHANGERMAXIMUM RELIABILITYINTEGRATED HYDRONIC MODULE

Climaveneta Technical BulletinNECS 0202T - 0612T_201606_EN HCF R410AELCA_Engine ver.3.4.0.1

NECS 0202T - 0612T47,8-159 kW

Chiller, air source for outdoor installation

Climaveneta S.p.A.:

Quality System complying with the requirements of UNI EN ISO9001:2008 regulation

Environmental Management System complying with the requirements of UNI EN ISO14001:2004 regulation

CERTIFICATIONS

Product certifi cations

Voluntary product certifi cations

System certifi cations

Check ongoing validity of certifi cate:www.eurovent-certifi cation.com

orwww.certifl ash.com

NECS 0202T - 0612T_201606_EN HCF R410AELCA_Engine ver.3.4.0.1

INDEX NECS 0202T - 0612T

1.1 PRODUCT PRESENTATION pg.1.1.1 / 1.1.32.1 UNIT STANDARD COMPOSITION pg.2.1.1 / 2.1.23.1 ACCESSORIES pg.3.1.1 / 3.1.34.1 GENERAL TECHNICAL DATA pg.4.1.1 / 4.1.45.1 OPERATING LIMITS pg.5.1.1 / 5.1.36.1 HYDRAULIC DATA pg.6.1.1 / 6.1.17.1 ELECTRICAL DATA pg.7.1.1 / 7.1.48.1 FULL LOAD SOUND LEVEL pg.8.1.1 / 8.1.49.1 DIMENSIONAL DRAWINGS pg.9.1.1 / 9.1.310.1 HYDRONIC GROUP pg.10.1.1 /

10.1.10

The present publication is drawn up by of information only and does not constitute an offer binding upon Climaveneta.Climaveneta has compiled the content of this publication to the best of its knowledge. The data contained herein are subject to change withoutnotice. Climaventa explicitly rejects any liability for any direct or indirect damage, in the broadest sense, arising from or related to the use and/orinterpretation of this publication. All content is copyrighted by Climaveneta.

Liability disclaimer

NECS 0202T - 0612T_201606_EN HCF R410AELCA_Engine ver.3.4.0.1

LEGEND CS

Functions

Cooling

Refrigerant

R-410A

Compressors

Scroll compressor

Fan

Axial fan

Exchangers

Shell & Tubes

Other features

Eurovent

2.1 GREEN CERTIFICATION RELEVANT

Climaveneta as a major player in the world HVAC market and a leading manufacturer of energy efficient, sustainable HVAC solutions, recognizes and supports the diffusion of green certification systems, as an effective way to deliver high performance buildings and improve the quality and the sustainability of the built environment.

Since the first certification system was introduced at the beginning of the 1990s, the demand for certified buildings has grown considerably, as well as the number of standards, rating and certification programs. Operating worldwide Climaveneta has extensive experience with many of them and is active member of Green Building Council Italy.

Climaveneta commitment to develop responsible and sustainable HVAC solutions, is reflected by a full range of premium efficiency products and systems, designed with special care to improve building energy performance ratings, according to major certification protocols, including LEED, BREAM, GREENSTAR, BCA, NABERS, DNGB, HQE and BEAM.

To find out more about how our products contribute to enhanced green certification rating and energy performance of a building, please refer to:http://www.climaveneta.com/GLOBAL/Company/Green-Certifications/QR code

NECS 0202T - 0612T_201606_EN HCF R410A1.1.1ELCA_Engine ver.3.4.0.1

1.1 PRODUCT PRESENTATION


PRODUCT PRESENTATION

Outdoor unit for the production of chilled water with hermetic rotary Scrollcompressors, axialflow fans, shell and tubes exchanger and thermostaticexpansion valve. External panels in Peraluman and structure inaluminium sections. The range is equipped with two compressors on twoindependent refrigerant circuits.

1.3 EXCHANGERThe shell and tube exchanger allows to achieve the highest flexibility onthe unit’s installation, keeping on the hydronic side the pressure drops atthe minimum level, thus representing the best choice for all the hydronicapplications on the residential, commercial and industrial markets.

1.4 MAXIMUM RELIABILITYUnit with two independent refrigerant circuit, designed to ensuremaximum efficiency at full load, ensuring uninterrupted operation even inthe event of temporary stop of one of the two circuits.

1.5 INTEGRATED HYDRONIC MODULEThe built-in hydronic module includes the main water circuit components;it is available in various configurations with one or two pumps with high orlow head.


2.1 UNIT STANDARD COMPOSITION

2.2 Chiller, air source for outdoor installationOutdoor unit for the production of chilled water with hermetic rotary Scrollcompressors, axialflow fans, shell and tubes exchanger and thermostaticexpansion valve. External panels in Peraluman and structure inaluminium sections. The range is equipped with two compressors on twoindependent refrigerant circuits.- The unit is supplied fully refrigerant charged and factory tested. On site

installation only requires power and hydraulic connection.

2.3 StructureFrame in polyester-painted galvanized steel. The self-supporting frame isbuilt to guarantee maximum accessibility for servicing and maintenanceoperations.- Compressors fastened to unit's frame with ani-vibration mountings.- Compressor compartment separated from ventilation section.- Compressor compartment with soundproofing anclosure (thickness of

30 mm on sides and on top) (versions LN, SL).

2.4 PanellingSpecific panelling for outdoor installation in aluminium alloy whichensures total resistance to atmospheric agents, easily removable, madein such a way as to allow total access to the internal components tofacilitate inspection and maintenance work.

2.5 CompressorHermetic scroll compressors complete with an oil sump heater, electronicoverheating protection with centralised manual reset and a two-poleelectric motor.

2.6 Plant side heat exchangerDirect expansion multi-circuit shell and tube exchanger with asymmetricside coolant flows for maintaining the coolant at the correct speed insidethe tubes when passing from the liquid to the gas phase. The shell & tubeis manufactured using copper tubes with internal grooves for favouringheat exchange and mechanically expanded onto the tube plates. Theheat exchanger may be inspected to facilitate cleaning operations whenusing particularly hard water (limestone). The heat exchanger is lined onthe outside with 9 mm thick closed-cell neoprene lagging to preventcondensation, with a thermal conductivity of 0,33 W/mK at 0°C. The heatexchanger is fitted with a differential pressure switch to monitor thecorrect flow of water when the unit is operating, thus preventing ice formforming inside. An electric antifreeze heater prevents the ice from forminginside the exchanger when the unit is not working but connected to theelectrical supply.

2.7 Source side heat exchangerFinned coil exchanger made by copper tubes mechanically bounded toaluminium fins. The aluminium fins are correctly spaced to guaranteeoptimum heat exchange efficiency.

2.8 Fan section source sideAxial electric fans, protected to IP 54, with external rotor andplastic-coated aluminium blades. Housed in aerodynamic hoods completewith safety grille. 4-pole electric motor with built-in overload protection.Fan diameter of 450 mm. Separated ventilation control with inactive circuitfan disabling. Fan speed adjusted by phase-cut devices.

2.9 Refrigerant circuitMain components of the cooling circuit:- two independent circuits- R410A refrigerant- shell and tube exchanger- drier filter with replaceable cartridge- refrigerant line sight glass with humidity indicator- mechanical thermostatic expansion valves- high and low pressure transducers- high and low pressure safety valve- safety switching device for limiting the pressure- crankcase heater on each compressor

2.10 Electrical and control panelElectrical and control panel built to EN60204-1 and EC204-1 standards,complete with:- general door lock isolator- control circuit transformer- IP44 XW protection- numbered cables- electric circuit breakers for compressors and fans- remote ON/OFF terminals- terminals for cumulative alarm block- relays for remote pump(s) activation for both circuits (only for units

without hydronic pumps)- antifreeze electric heater for heat exchanger

- electronic controller- Power supply: 400V~ ±10% 3ph 50Hz + N

2.11 Certification and applicable directivesThe unit complies with the following directives and relative amendments:- EUROVENT Certification program- CE Declaration of conformity certificate for the European Union- EAC Product quality certificate for Russian Federation- Machine directive 2006/42/EC- ElectroMagnetic compatibility directive 89/336/EEC + 2004/108/EC- Low Voltage directive 2006/95/EC- PED Directive 2014/68/EC- ISO 9001 Company´s Quality Management System certification- ISO 14001 Company´s Environmental Management System

certification

2.12 TestsTests performed throughout the production process, as indicated inISO9001.Performance or noise tests can be performed by highly qualified staff inthe presence of customers.Performance tests comprise the measurement of:- electrical data- water flow rates- working temperatures- power input- power output- pressure drops on the water-side exchanger both at full load (at theconditions of selection and at the most critical conditions for thecondenser) and at part load conditions.During performance testing it is also possible to simulate the main alarmstates.Noise tests are performed to check noise emissions according toISO9614.

2.13 Electronic control W3000The W3000 controller offers advanced functions and algorithms.The Base keyboard features an easy-to-use interface that allowsconsulting and intervening on the unit by means of a multi-level menu.The Compact keyboard (optional) has a complete LCD display with aninterface available in three languages: Italian, English and a furtherlanguage among French, Spanish, German, Russian and Swedish. Thealarm history display function can be enable by installing a real-time clock(optional) (only with Compact keyboard).The regulation is based on the patented “Quickmind” water temperatureregulation logic uses self-adapting control to maintain flow temperaturesand optimise performance even in low water content scenarios. As analternative, the proportional or proportional-integral regulations are alsoavailable.Optional proprietary devices can perform the adjustment of the resourcesin systems made of several units. Consumption metering andperformance measurement are possible as well.Supervision can be easily developed via proprietary devices or theintegration in third party systems by means of the most common protocolsas ModBus, Bacnet, LonWorks.Compatibility with the remote keyboard (up to 8 units) (only with Compactkeyboard).The defrosting (air source reversible unit only) follows a proprietaryself-adaptive logic, which features the monitoring of several operationalparameters. This allows to reduce the number and duration of the defrostcycles, with a benefit for the overall energy efficiency.

2.14 Versions


2.14 UNIT STANDARD COMPOSITION

/B – Basic versionStandard unit

/LN - Low NoiseThis configuration features a special soundproofing for the compressorcompartment and the pumps (if present), a reduced fan speed and anoversized condensing section.The fan speed is automatically increased in case of particularly toughenvironmental conditions.

/SL - Super Low noiseThis configuration features a special soundproofing for the compressorcompartment and the pumps (if present), a reduced fan speed and anoversized condensing section.The fan speed is automatically increased in case of particularly toughenvironmental conditions.

/HT - High efficiency, High outdoor TemperatureVersion suitable for operation with high air temperatures at the condeserinlet.This version features an oversized condensing section in order to ensurethat heat is correctly exchanged even in particularly tough environmentalconditions. As a result, when working at normal air temperatures, anincrease in cooling capacity and a decrease in power input is obtained,hence improving the cooling efficiency ratio (EER).

2.15 Configurations< >, Standard unitStandard unit for production of chilled water


3.1 ACCESSORIES

ACCESSORIES DESCRIPTIONS BENEFITS AVAILABLE FOR MODELSPF410ANTI-VIBRANT MOUNTINGS KIT (RUBBER ISOLATORS)F4005030Anti-Vibration mountingsKit (rubber isolators)

For the correct match betweenunit model and anti-vibrationmounting kit please refer to theprice list

ALL

F4005040Anti-Vibration mountingsKit (rubber isolators)

For the correct match betweenunit model and anti-vibrationmounting kit please refer to theprice list

ALL

PF417LIFTINGS SPREAD BARF4005292Lifting bars

ALL

380NUMBERED WIRING381NUMBERED WIRING ONEL. BOARD

ALL

2410PHASE SEQUENCE RELAY2411WITH EXTERNAL PHASESEQUENCE RELAY

Relay for checking mainsphase-sequence

Protects loads against faults dueto incorrect connection of mains

ALL

3410AUTOMATIC CIRCUIT BREAKERS3412AUTOM. CIRCUITBREAK. ON LOADS

Over-current switch on the majorelectrical loads.

In case of overcurrent allowsresetting of the switch without thereplacement of relative fuses.

ALL

3600ON/OFF COMPRESSOR SIGNAL3601COMPRESSOROPERATION SIGNAL

Auxiliary contacts providing avoltage-free signal.

Allows remote signalling ofcompressor's activation or remotecontrol of any auxiliary loads.

ALL

4180REMOTE CONNECTION ARRANGEMENT4181SERIAL CARD MODBUS

Interface module for ModBUSprotocols.

Allows integration with BMSoperating with ModBUS protocol.

ALL

4182SERIAL CARD FORLONWORKS

Interface module for Echelonsystems.

Allows integration with BMSoperating with LonWorksprotocols

ALL

4184SERIAL CARD BACNETMS/TP RS485

Interface module for BACnetprotocols.

Allows integration with BMSoperating with BACnet protocol.

ALL

6160AUXILIARY INPUT6163AUX 4-20mA REMOTE DL.C.

4-20 mA analog input + demandlimit remote input

The 4-20 mA analog input allowsto change the operating set-pointaccording to the value of currentapplied to the analogue input. Thedemand limit remote input permitsto limit the unit's power absorptionfor safety reasons

ALL

6190TYPE OF VISUAL DISPLAY6192W3000 COMPACTVISUAL DISPLAY

Keyboard with LCD display Features a multi-language menu(with the W3000 software thereare 3 languages available).Allows the connection of theremote keyboard.When equipped with a real timeclock (optional), enables the alarmhistory display function.

ALL


ACCESSORIES

ACCESSORIES DESCRIPTIONS BENEFITS AVAILABLE FOR MODELS1510SOFT-STARTER1511SOFT-STARTER FORTHREE-PHASE POWERSUPPLY

Electronic device adopted tomanage the inrush current.

Break down of the inrush currentcompared to the direct motorstart, lower motor windings’mechanical wear, avoidance ofmains voltage fluctuations duringstarting, favourable sizing for theelectrical system.

ALL

1400HP AND LP GAUGES1401HP AND LP GAUGES

High and low pressure gauges Allows immediate reading of thepressure values on both low andhigh pressure circuits

ALL

1900COMPRESSOR SUCTION VALVE1901COMPRESSOR SUCTIONVALVE

Shut-off valve on compressor'ssuction circuit.

Simplifies maintenance activities ALL

1910COMPRESSOR DISCHARGE VALVE1911COMPR. DISCHARGELINE VALVE

Shut-off solenoid valve oncompressor discharge circuit

Simplifies maintenance activities ALL

890CONDENSING COIL881Cu/Cu EXTERNAL COIL

Finned coil heat exchanger madefrom copper tubes and aluminumfins with chemical cleaningtreatment to remove impurities,and then coated with protectivepaint with the followingcharacteristics:- fins treated with protectivepolyester resin paint;- over 1000 hours of salt sprayprotection as per ASTM B117(fins without cross and protectededges);- excellent resistance to UV rays.

Provide a very high resistanceagainst corrosion, also in veryaggressive environment.For further information pleaserefer to the Guidelines “Finnedcoil heat exchangers andprotection against corrosion”,available in the download sectionof the websitewww.climaveneta.com, or contactour sales department.

ALL

894Cu PIPES/PREPAINTEDALL. FINS

Finned coil heat exchanger madefrom copper tubes and aluminumfins with chemical cleaningtreatment to remove impurities,and then coated with protectivepaint with the followingcharacteristics:- fins treated with protectivepolyester resin paint;- over 1000 hours of salt sprayprotection as per ASTM B117(fins without cross and protectededges);- excellent resistance to UV rays.

Provide a good resistance againstcorrosion.For further information pleaserefer to the Guidelines “Finnedcoil heat exchangers andprotection against corrosion”,available in the download sectionof the websitewww.climaveneta.com, or contactour sales department.

ALL

895FIN GUARD SILVERTREATM

Copper-aluminum heat exchangercoils with polyurethane paint FinGuard Silver SB. Coil completelycoated by a protective layer ofpolyurethane paint with thefollowing characteristics:- polyurethane paint with metallicemulsion;- over 3000 hours of salt sprayprotection as per ASTM B117;- excellent resistance to UV rays;- high-pressure spray paintingsystem.

Provide a very high resistanceagainst corrosion, also in veryaggressive environment.For further information pleaserefer to the Guidelines “Finnedcoil heat exchangers andprotection against corrosion”,available in the download sectionof the websitewww.climaveneta.com, or contactour sales department.

ALL


ACCESSORIESACCESSORIES DESCRIPTIONS BENEFITS AVAILABLE FOR MODELS

2030PROTECTION GRILL2032COND. COILPROTECTION NET

Covering metal net on the coil Finned coil protection ALL

820LOW AMBIENT CONTROL802VAR.FAN SPEED LOWAMB.CONTROL

Fan speed control according tothe condensing pressure; the useof this device is mandatory incase the unit operates with lowevaporator leaving watertemperature combined with lowoutdoor air temperatures

Extension of the unit operatingrange (see the section dedicatedto the operating limits). Thedevice allows the unit to operatein the most extreme conditionsavoiding any risk of low pressurealarm intervention. The enhancedair flow management delivers alsobenefits in terms of both efficiencyand quietness.

ALL

3330HYDRONIC GROUP3342KIT 1 CENTRIF. PUMP 2PL.H.

Hydronic group (see dedicatedsection).

ALL

3343KIT 1 CENTRIF. PUMP 2PH.H.


ALL

3345KIT 2 CENTRIF. PUMPS2P L.H.


ALL

3346KIT 2 CENTRIF. PUMPS2P H.H.


ALL

2620ACOUSTICAL ENCLOSURE2621EXTRA INSUL.ONCOMPR. SECTION

Increased soundproofingenclosure for compressor section

Noise emission reduction of 4dB(A)

ALL

9970PACKING9968NYLON, SUPP., COILPROT. PACK.

Unit provided plastic supports,with polypropylene panels for coilsprotection and covered with nylon

ALL

9972WOODEN BOX PACKING

Unit provided with wooden box ALL

9973WOODEN CAGEPACKING

Unit provided with wooden cage ALL

9974MARINE PACKING

Unit provided with barrier bag andwooden cage

ALL

9977SUPPORTS + COILSPROTECTION

Unit provided plastic supports andcovered with nylon

ALL

9979CONTAINER PACKING

Unit provided with container slidesand covered with nylon

ALL

ACCESSORY NOTES381 – Numbered wiring on electrical board Standard feature

3412 – Automatic circuit breakers Standard feature

PF0Generic accessoryC5140131Evaporator water fl ow switch

Flow switch with stainless scoop AISI 316L and IP65 protection suitable for installa-tion in industrial plant pipes. It should be installed in a straight pipe without fi lters, valves, etc., long at least 5 times its diameter, both upstream and downstream.ADVANTAGES: signaling of lack of or

Signaling of lack of or excessi-ve reduction of fl ow, it genera-tes an alarm that is in automa-tic or manual reset depending on n ° alarms per hour and the maximum time of operation of the pump under conditions of low fl ow rate.

NX /K: 0614P, 0714P, 0814P, 0914P.NX /LN-K: 0614P, 0714P, 0814P, 0914P.NX /SL-K: 0614P, 0714P, 0814P, 0914P.NX / D /K: 0614P, 0714P, 0814P, 0914P.NX / D /LN-K: 0614P, 0714P, 0814P, 0914P.NX / D /SL-K: 0614P, 0714P, 0814P, 0914P.


NECS / B4.1 GENERAL TECHNICAL DATA[ SI System ]

NECS / T2160T2550T2150T2540T2140T2530T2030T2520T2020B Vylppus rewoP /ph/Hz - - - - - - - - -

PERFORMANCECOOLING ONLY (GROSS VALUE)Cooling capacity (1) kW 53,0 58,1 76,0 86,8 96,9 112 127 145 159

6,852,057,347,933,639,138,725,123,81Wk)1(tupni rewop latoTEER (1) kW/kW 2,90 2,70 2,73 2,72 2,67 2,83 2,90 2,89 2,71ESEER (1) kW/kW 3,72 3,47 3,52 3,49 3,41 3,59 3,65 3,66 3,44COOLING ONLY (EN14511 VALUE)Cooling capacity (1)(2) kW 52,9 58,0 75,8 86,5 96,7 112 126 144 158

76,258,278,208,256,296,217,286,288,2Wk/Wk)2()1(REEESEER (1)(2) kW/kW 3,68 3,41 3,45 3,40 3,36 3,51 3,59 3,58 3,37Cooling energy class C D C D D C C C DEXCHANGERSHEAT EXCHANGER USER SIDE IN REFRIGERATION

85,739,660,673,536,451,436,387,245,2s/l)1(wolf retaWPressure drop (1) kPa 6,25 7,64 13,1 17,2 12,8 17,2 15,7 21,7 25,9REFRIGERANT CIRCUITC N.rn srosserpmo ° 2 2 2 2 2 2 2 2 2Number of Nyticapac ° 2 2 2 2 2 2 2 2 2

222222222°NstiucriC .oNRegulation STEPS STEPS STEPS STEPS STEPS STEPS STEPS STEPS STEPSMin. capacity step % 50 50 50 50 50 50 50 50 50Ref A014RA014RA014RA014RA014RA014RA014RA014RA014RtnaregirRef 325212816141310101gkegrahc tnaregir

Rc (ASHRAE) (3) kg/kW 0,196 0,179 0,167 0,159 0,169 0,160 0,170 0,175 0,146FANSQ Nytitnau ° 6 6 6 6 6 8 10 10 10Air f ³mwol /s 7,92 7,92 7,63 7,35 7,85 9,88 13,09 12,77 12,77

52,052,052,052,052,052,052,052,052,0Wktupni rewop snaFNOISE LEVELNoise Pressure (4) dB(A) 53 53 53 54 54 54 55 55 55Sound power level in cooling (5)(6) dB(A) 85 85 85 86 86 86 87 87 87SIZE AND WEIGHTA (7) mm 2195 2195 2195 2195 2745 2745 3245 3245 3245B (7) mm 1120 1120 1120 1120 1120 1120 1120 1120 1120H (7) mm 1465 1465 1465 1465 1465 1465 1665 1665 1665Operating weight (7) kg 625 625 665 765 920 990 1135 1180 1155

Notes:1 Plant (side) cooling exchanger water (in/out) 12,0°C/7,0°C; Source (side) heat exchanger air (in) 35,0°C.2 Values in compliance with EN14511-3:2013.3 Rated in accordance with AHRI Standard 550/590 (2011 with addendum 1).4 Average sound pressure level at 10m distance, unit in a free field on a reflective surface; non-binding value calculated from the sound power level.5 Sound power on the basis of measurements made in compliance with ISO 9614.6 Sound power level in cooling, outdoors.7 Unit in standard configuration/execution, without optional accessories.- UnavailableCertified data in EUROVENT

Oil charge kg 6 6 6 8 9 11 14 13 13


NECS / LNGENERAL TECHNICAL DATA[ SI System ]

NECS / T2160T2550T2150T2540T2140T2530T2030T2520T2020NL Vylppus rewoP /ph/Hz - - - - - - - - -

PERFORMANCECOOLING ONLY (GROSS VALUE)Cooling capacity (1) kW 50,7 57,6 74,2 84,4 96,4 109 122 139 151

4,261,359,544,141,737,336,822,129,81Wk)1(tupni rewop latoTEER (1) kW/kW 2,68 2,72 2,59 2,50 2,60 2,63 2,66 2,61 2,42ESEER (1) kW/kW 3,50 3,51 3,37 3,22 3,33 3,36 3,38 3,34 3,11COOLING ONLY (EN14511 VALUE)Cooling capacity (1)(2) kW 50,6 57,5 74,0 84,2 96,2 108 122 138 150

93,295,246,206,285,284,275,207,276,2Wk/Wk)2()1(REEESEER (1)(2) kW/kW 3,46 3,46 3,30 3,17 3,27 3,30 3,32 3,28 3,04C Dssalc ygrene gniloo C D E D D D D EEXCHANGERSHEAT EXCHANGER USER SIDE IN REFRIGERATION

12,746,638,502,516,440,455,357,224,2s/l)1(wolf retaWPressure drop (1) kPa 5,70 7,50 12,5 16,3 12,7 16,2 14,6 19,9 23,5REFRIGERANT CIRCUITC N.rn srosserpmo ° 2 2 2 2 2 2 2 2 2Number of Nyticapac ° 2 2 2 2 2 2 2 2 2

222222222°NstiucriC .oNRegulation STEPS STEPS STEPS STEPS STEPS STEPS STEPS STEPS STEPSMin. capacity step % 50 50 50 50 50 50 50 50 50Ref A014RA014RA014RA014RA014RA014RA014RA014RA014RtnaregirRef 325212028151213101gkegrahc tnaregir

Rc (ASHRAE) (3) kg/kW 0,205 0,221 0,162 0,177 0,186 0,182 0,177 0,182 0,153FANSQ Nytitnau ° 6 6 8 8 8 8 10 10 10Air f ³mwol /s 6,04 5,73 8,16 9,03 8,77 8,55 10,96 10,69 10,69

52,052,052,052,052,052,061,061,061,0Wktupni rewop snaFNOISE LEVELNoise Pressure (4) dB(A) 48 48 49 51 51 51 52 52 52Sound power level in cooling (5)(6) dB(A) 80 80 81 83 83 83 84 84 84SIZE AND WEIGHTA (7) mm 2195 2195 2745 2745 2745 2745 3245 3245 3245B (7) mm 1120 1120 1120 1120 1120 1120 1120 1120 1120H (7) mm 1465 1465 1465 1665 1665 1665 1665 1665 1665Operating weight (7) kg 625 650 715 840 965 1025 1135 1180 1155


Oil charge kg 6 6 6 8 9 11 14 13 13


NECS / SLGENERAL TECHNICAL DATA[ SI System ]

NECS / S T2150T2540T2140T2530T2030T2520T2020LVylppus rewoP /ph/Hz - - - - - - -

PERFORMANCECOOLING ONLY (GROSS VALUE)Cooling capacity (1) kW 47,8 55,5 69,9 85,4 96,8 106 117

1,842,343,736,339,036,223,02Wk)1(tupni rewop latoTEER (1) kW/kW 2,35 2,46 2,26 2,54 2,60 2,46 2,44ESEER (1) kW/kW 3,13 3,19 3,00 3,25 3,30 3,14 3,14COOLING ONLY (EN14511 VALUE)Cooling capacity (1)(2) kW 47,7 55,4 69,7 85,2 96,6 106 117

24,234,275,225,252,244,243,2Wk/Wk)2()1(REEESEER (1)(2) kW/kW 3,09 3,14 2,93 3,19 3,25 3,09 3,09C EEDDFEEssalc ygrene gnilooEXCHANGERSHEAT EXCHANGER USER SIDE IN REFRIGERATION

26,570,536,480,443,356,292,2s/l)1(wolf retaWPressure drop (1) kPa 5,08 6,95 11,1 16,7 12,8 15,4 13,5REFRIGERANT CIRCUITC N.rn srosserpmo ° 2 2 2 2 2 2 2Number of Nyticapac ° 2 2 2 2 2 2 2

2222222°NstiucriC .oNRegulation STEPS STEPS STEPS STEPS STEPS STEPS STEPSMin. capacity step % 50 50 50 50 50 50 50Ref A014RA014RA014RA014RA014RA014RA014RtnaregirRef 12121271512131gkegrahc tnaregir

Rc (ASHRAE) (3) kg/kW 0,266 0,216 0,215 0,201 0,214 0,195 0,184FANSQ Nytitnau ° 6 8 8 10 10 10 10Air f ³mwol /s 3,98 5,73 5,42 9,03 8,81 8,81 8,59

52,052,052,052,061,061,061,0Wktupni rewop snaFNOISE LEVELNoise Pressure (4) dB(A) 45 46 46 49 49 49 50Sound power level in cooling (5)(6) dB(A) 77 78 78 81 81 81 82SIZE AND WEIGHTA (7) mm 2195 2745 2745 3245 3245 3245 3245B (7) mm 1100 1100 1100 1100 1100 1100 1100H (7) mm 1465 1465 1465 1665 1665 1665 1665Operating weight (7) kg 650 700 750 915 1050 1075 1115


Oil charge kg 6 6 6 8 9 11 14


NECS / HTGENERAL TECHNICAL DATA[ SI System ]

NECS / T2150T2540T2140T2530T2030T2520T2020TH Vylppus rewoP /ph/Hz - - - - - - -

PERFORMANCECOOLING ONLY (GROSS VALUE)Cooling capacity (1) kW 55,0 61,6 80,6 91,4 104 116 130

2,246,837,335,039,523,023,71Wk)1(tupni rewop latoTEER (1) kW/kW 3,18 3,03 3,11 3,00 3,09 3,00 3,08ESEER (1) kW/kW 4,07 3,81 3,93 3,76 3,87 3,76 3,86COOLING ONLY (EN14511 VALUE)Cooling capacity (1)(2) kW 54,9 61,5 80,4 91,1 104 115 130

50,369,260,369,280,310,361,3Wk/Wk)2()1(REEESEER (1)(2) kW/kW 3,99 3,75 3,85 3,67 3,78 3,69 3,79C BBBBBBAssalc ygrene gnilooEXCHANGERSHEAT EXCHANGER USER SIDE IN REFRIGERATION

12,635,599,473,468,349,236,2s/l)1(wolf retaWPressure drop (1) kPa 6,72 8,58 14,7 19,1 14,9 18,3 16,5REFRIGERANT CIRCUITC N.rn srosserpmo ° 2 2 2 2 2 2 2Number of Nyticapac ° 2 2 2 2 2 2 2

2222222°NstiucriC .oNRegulation STEPS STEPS STEPS STEPS STEPS STEPS STEPSMin. capacity step % 50 50 50 50 50 50 50Ref A014RA014RA014RA014RA014RA014RA014RtnaregirRef 12121271512131gkegrahc tnaregir

Rc (ASHRAE) (3) kg/kW 0,231 0,195 0,186 0,188 0,198 0,179 0,166FANSQ Nytitnau ° 6 8 8 10 10 10 10Air f ³mwol /s 7,63 10,60 10,22 13,46 13,09 13,09 12,77

52,052,052,052,052,052,052,0Wktupni rewop snaFNOISE LEVELNoise Pressure (4) dB(A) 53 54 54 55 55 55 55Sound power level in cooling (5)(6) dB(A) 85 86 86 87 87 87 87SIZE AND WEIGHTA (7) mm 2195 2745 2745 3245 3245 3245 3245B (7) mm 1120 1120 1120 1120 1120 1120 1120H (7) mm 1465 1465 1465 1665 1665 1665 1665Operating weight (7) kg 650 700 750 915 1050 1075 1115


Oil charge kg 6 6 6 8 9 11 14


5.1 OPERATING LIMITS

(* if present)


OPERATING LIMITS NECS 0202T - 0612TNECS 0202T - 0612TNECS 0202T - 0612T

NECS /B 0202T

NECS /B 0252T

NECS /B 0302T

NECS /B 0352T

NECS /B 0412T

NECS /B 0452T

NECS /B 0512T

NECS /B 0552T

NECS /B 0612T

NECS /LN 0202T

NECS /LN 0252T

NECS /LN 0302T

NECS /LN 0352T

NECS /LN 0412T

NECS /LN 0452T

NECS /LN 0512T

NECS /LN 0552T

NECS /LN 0612T

NECS /SL 0202T

NECS /SL 0252T

NECS /SL 0302T

NECS /SL 0352T

NECS /SL 0412T

NECS /SL 0452T

NECS /SL 0512T

NECS /HT 0202T

NECS /HT 0252T

NECS /HT 0302T

NECS /HT 0352T

NECS /HT 0412T

NECS /HT 0452T

NECS /HT 0512T

SIZE


NECS 0202T - 0612TOPERATING LIMITS

5.2 ETHYLENE GLYCOL MIXTUREEthylene glycol and water mixture, used as a heat-conveying fluid, cause a variation in unit performance. For correct data, use the factorsindicated in the following tabel.

Freezing point (°C)

0 -5 -10 -15 -20 -25 -30 -35

Ethylene glycol percentage by weight

0% 12% 20% 30% 35% 40% 45% 50%

cPf 1 0,985 0,98 0,974 0,97 0,965 0,964 0,96

cQ 1 1,02 1,04 1,075 1,11 1,14 1,17 1,2

cdp 1 1,07 1,11 1,18 1,22 1,24 1,27 1,3

For data concerning other kind of anti-freeze solutions (e,g, propyleneglycol) please contact our Sale Department.

cPf: cooling power correction factorcQ: flow correction factorcdp: pressure drop correction factor

5.3 FOULING FACTORSPerformances are based on clean condition of tubes (fouling factor = 1). For different fouling values, performance should be adjusted using thecorrection factors shown in the following table.

FOULING FACTORS EVAPORATOR CONDENSER/RECOVERY DESUPERHEATER

ff(m² °CW) F1 FK1 KE

[°C] F2 FK2 KC[°C] R3

SERIES

0 1,000 1,000 0,0 1,000 1,000 0,0 1,000VARIOUS

1,80 x 10-5 1,000 1,000 0,0 1,000 1,000 0,0 1,000VARIOUS

4,40 x 10-5 1,000 1,000 0,0 0,990 1,030 1,0 0,990VARIOUS

8,80 x 10-5 0,960 0,990 0,7 0,980 1,040 1,5 0,980VARIOUS

13,20 x 10-5 0,944 0,985 1,0 0,964 1,050 2,3 0,964VARIOUS

17,20 x 10-5 0,930 0,980 1,5 0,950 1,060 3,0 0,950VARIOUS

ff: fouling factorsF1 - F2: potential correction factorsFK1 - FK2: compressor power input correction factorsR3: capacity correction factorsKE: minimum evaporator outlet temperature increaseKC: maximum condenser outlet temperature decrease


6.1 HYDRAULIC DATA[ SI System ]

Water flow and pressure dropWater flow in the plant (side) exchanger is given by:Q=P/(4,186 x Dt)Q: water flow (l/s)Dt: difference between inlet and outlet water temp. (°C)P: heat exchanger capacity (kW)

Pressure drop is given by:Dp= K x (3,6 x Q)^2/1000Q: water flow (l/s)Dp: pressure drop (kPa)K: unit size ratio

HEAT EXCHANGER USER SIDE

K Q minl/s

Q maxl/s

C.A.S.l

C.a. minl

SIZEPowersupplyV/ph/Hz

NECS /B 0202T - 75,0 2,08 4,25 - 130

NECS /B 0252T - 76,3 2,19 4,67 - 150

NECS /B 0302T - 76,5 2,25 6,08 - 190

NECS /B 0352T - 77,1 2,56 6,94 - 220

NECS /B 0412T - 46,1 3,56 7,75 - 240

NECS /B 0452T - 46,1 3,56 8,97 - 280

NECS /B 0512T - 33,1 3,75 10,1 - 320

NECS /B 0552T - 34,9 4,31 11,6 - 360

NECS /B 0612T - 34,8 4,69 12,7 - 400

NECS /LN 0202T - 75,0 2,08 4,25 - 130

NECS /LN 0252T - 76,3 2,19 4,67 - 150

NECS /LN 0302T - 76,5 2,25 6,08 - 190

NECS /LN 0352T - 77,1 2,56 6,94 - 220

NECS /LN 0412T - 46,1 3,56 7,75 - 240

NECS /LN 0452T - 46,1 3,56 8,97 - 280

NECS /LN 0512T - 33,1 3,75 10,1 - 320

NECS /LN 0552T - 34,9 4,31 11,6 - 360

NECS /LN 0612T - 34,8 4,69 12,7 - 400

NECS /SL 0202T - 75,0 2,08 4,25 - 130

NECS /SL 0252T - 76,3 2,19 4,67 - 150

NECS /SL 0302T - 76,5 2,25 6,08 - 190

NECS /SL 0352T - 77,1 2,56 6,94 - 220

NECS /SL 0412T - 46,1 3,56 7,75 - 240

NECS /SL 0452T - 46,1 3,56 8,97 - 280

NECS /SL 0512T - 33,1 3,75 10,1 - 320

NECS /HT 0202T - 75,0 2,08 4,25 - 130

NECS /HT 0252T - 76,3 2,19 4,67 - 150

NECS /HT 0302T - 76,5 2,25 6,08 - 190

NECS /HT 0352T - 77,1 2,56 6,94 - 220

NECS /HT 0412T - 46,1 3,56 7,75 - 240

NECS /HT 0452T - 46,1 3,56 8,97 - 280

NECS /HT 0512T - 33,1 3,75 10,1 - 320

Q min: minimum water flow admitted to the heat exchangerQ max: maximum water flow admitted to the heat exchangerC.a. min: minimum water content admitted in the plantC.A.S.: Exchanger water content


7.1 ELECTRICAL DATA[ SI System ]

Maximum values

Compressor Fans (1) Total (1)(2)

n F.L.I.[kW]

F.L.A.[A]

L.R.A.[A]

F.L.I.[kW]

F.L.A.[A]

F.L.I.[kW]

F.L.A.[A]

S.A.[A]


NECS / B

0202T - 2 2x11.8 2x20.4 2x118 0,25 1 4725,1 145

0252T - 2 2x13.2 2x22.6 2x118 0,25 1 5227,9 147

0302T - 2 2x17 2x30.5 2x173 0,25 1 6835,5 210

0352T - 2 17+22.3 30.5+36.1 173+225 0,25 1 7340,8 262

0412T - 2 2x22.3 2x36.1 2x225 0,25 1 7946,1 268

0452T - 2 22.3+27.4 36.1+45.8 225+272 0,25 1 9151,7 317

0512T - 2 2x27.4 2x45.8 2x272 0,25 1 10357,3 329

0552T - 2 27.4+35.8 45.8+58.9 272+310 0,25 1 11665,7 367

0612T - 2 2x35.8 2x58.9 2x310 0,25 1 12974,1 380

F.L.I.: Full load powerF.L.A.:Full load currentL.R.A.:Locked rotor amperes for single compressorS.A.: Inrush current

(1) Values calculated referring to the version with the maximum number of fans working at the max absorbed current(1)(2) Safety values to be considered when cabling the unit for power supply and line-protections

Electrical data valid for standard units without any additional option

Plant (side) cooling exchanger water (in/out) 12,0°C/7,0°C; Source (side) heat exchanger air (in) 35,0°C.

Voltage tolerance: 10%Maximum voltage unbalance: 3%

Give the typical operating conditions of units designed for outdoor installation, which can be associated (according to reference document IEC 60721) to the following classes:- climatic conditions class 4K4H: air temperature range from -20 up to 55°C (*), relative humidity range from 4 up to 100%, with possible precipitations, at air pressure from 70 and 106 kPa anda maximum solar radiation of 1120 W/m2- special climatic conditions negligible- biological conditions class 4B1 and 4C2: locations in a generic urban area- mechanically active substances class 4S2: locations in areas with sand or dust representative of urban areas- mechanical conditions class 4M1: locations protected from significant vibrations or shocksThe required protection level for safe operation, according to reference document IEC 60529, is IP43XW (protection against access, to the most critical unit's parts, of external devices withdiameter larger than 1 mm and rain).The unit can be considered IP44XW protected, i.e. protected against access of external devices (with diameter larger than 1 mm) and water in general.

(*) for the unit’s operating limits, see “selection limits” section


ELECTRICAL DATA[ SI System ]

Maximum values


n F.L.I.[kW]

F.L.A.[A]

L.R.A.[A]

F.L.I.[kW]

F.L.A.[A]

F.L.I.[kW]

F.L.A.[A]

S.A.[A]


NECS / LN

0202T - 2 2x11.8 2x20.4 2x118 0,16 1 4524,6 143

0252T - 2 2x13.2 2x22.6 2x118 0,16 1 4927,4 145

0302T - 2 2x17 2x30.5 2x173 0,16 1 6735,3 209

0352T - 2 17+22.3 30.5+36.1 173+225 0,25 1 7541,3 264

0412T - 2 2x22.3 2x36.1 2x225 0,25 1 8146,6 270

0452T - 2 22.3+27.4 36.1+45.8 225+272 0,25 1 9151,7 317

0512T - 2 2x27.4 2x45.8 2x272 0,25 1 10357,3 329

0552T - 2 27.4+35.8 45.8+58.9 272+310 0,25 1 11665,7 367

0612T - 2 2x35.8 2x58.9 2x310 0,25 1 12974,1 380










Maximum values


n F.L.I.[kW]

F.L.A.[A]

L.R.A.[A]

F.L.I.[kW]

F.L.A.[A]

F.L.I.[kW]

F.L.A.[A]

S.A.[A]


NECS / SL

0202T - 2 2x11.8 2x20.4 2x118 0,16 1 4524,6 143

0252T - 2 2x13.2 2x22.6 2x118 0,16 1 5127,7 146

0302T - 2 2x17 2x30.5 2x173 0,16 1 6735,3 209

0352T - 2 17+22.3 30.5+36.1 173+225 0,25 1 7841,8 267

0412T - 2 2x22.3 2x36.1 2x225 0,25 1 8347,1 272

0452T - 2 22.3+27.4 36.1+45.8 225+272 0,25 1 9352,2 319

0512T - 2 2x27.4 2x45.8 2x272 0,25 1 10357,3 329










Maximum values


n F.L.I.[kW]

F.L.A.[A]

L.R.A.[A]

F.L.I.[kW]

F.L.A.[A]

F.L.I.[kW]

F.L.A.[A]

S.A.[A]


NECS / HT

0202T - 2 2x11.8 2x20.4 2x118 0,25 1 4725,1 145

0252T - 2 2x13.2 2x22.6 2x118 0,25 1 5428,4 149

0302T - 2 2x17 2x30.5 2x173 0,25 1 7036,0 212

0352T - 2 17+22.3 30.5+36.1 173+225 0,25 1 7841,8 267

0412T - 2 2x22.3 2x36.1 2x225 0,25 1 8347,1 272

0452T - 2 22.3+27.4 36.1+45.8 225+272 0,25 1 9352,2 319

0512T - 2 2x27.4 2x45.8 2x272 0,25 1 10357,3 329









8.1 FULL LOAD SOUND LEVEL

SOUND POWER

Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound

leveldB(A)Sound power level dB

NECS / B

0202T 84 82 86 83 79 77 70 69 85

0252T 84 82 86 83 79 77 70 69 85

0302T 84 82 86 83 79 77 70 69 85

0352T 85 83 87 84 80 78 71 70 86

0412T 85 83 87 84 80 78 71 70 86

0452T 85 83 87 84 80 78 71 70 86

0512T 86 84 88 85 81 79 72 71 87

0552T 86 84 88 85 81 79 72 71 87

0612T 86 84 88 85 81 79 72 71 87

Working conditionsPlant (side) cooling exchanger water (in/out) 12,0°C/7,0°C; Source (side) heat exchanger air (in) 35,0°C.Sound power on the basis of measurements made in compliance with ISO 9614.Such certification refers specifically to the sound Power Level in dB(A). This is therefore the only acoustic data to be considered as binding.Sound power level in cooling, outdoors.

SOUND PRESSURE LEVEL

Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound

leveldB(A)Sound pressure level dB

NECS / B

0202T 52 50 54 51 47 45 38 37 53

0252T 52 50 54 51 47 45 38 37 53

0302T 52 50 54 51 47 45 38 37 53

0352T 53 51 55 52 48 46 39 38 54

0412T 53 51 55 52 48 46 39 38 54

0452T 53 51 55 52 48 46 39 38 54

0512T 54 52 56 53 49 47 40 39 55

0552T 54 52 56 53 49 47 40 39 55

0612T 54 52 56 53 49 47 40 39 55

Working conditionsPlant (side) cooling exchanger water (in/out) 12,0°C/7,0°C; Source (side) heat exchanger air (in) 35,0°C.Average sound pressure level at 10m distance, unit in a free field on a reflective surface; non-binding value calculated from the sound power level.


FULL LOAD SOUND LEVEL

SOUND POWER

Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound


NECS / LN

0202T 81 79 82 79 74 70 62 60 80

0252T 81 79 82 79 74 70 62 60 80

0302T 82 80 83 80 75 71 63 61 81

0352T 82 80 84 81 77 75 68 67 83

0412T 82 80 84 81 77 75 68 67 83

0452T 82 80 84 81 77 75 68 67 83

0512T 83 81 85 82 78 76 69 68 84

0552T 83 81 85 82 78 76 69 68 84

0612T 83 81 85 82 78 76 69 68 84



Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound


NECS / LN

0202T 49 47 50 47 42 38 30 28 48

0252T 49 47 50 47 42 38 30 28 48

0302T 50 48 51 48 43 39 31 29 49

0352T 50 48 52 49 45 43 36 35 51

0412T 50 48 52 49 45 43 36 35 51

0452T 50 48 52 49 45 43 36 35 51

0512T 51 49 53 50 46 44 37 36 52

0552T 51 49 53 50 46 44 37 36 52

0612T 51 49 53 50 46 44 37 36 52




SOUND POWER

Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound


NECS / SL

0202T 81 76 74 76 73 67 61 58 77

0252T 83 77 75 77 74 68 62 59 78

0302T 83 77 75 77 74 68 62 59 78

0352T 81 79 81 79 76 72 67 64 81

0412T 81 79 81 79 76 72 67 64 81

0452T 81 79 81 79 76 72 67 64 81

0512T 82 80 82 80 77 73 68 65 82



Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound


NECS / SL

0202T 49 44 42 44 41 35 29 26 45

0252T 51 45 43 45 42 36 30 27 46

0302T 51 45 43 45 42 36 30 27 46

0352T 49 47 49 47 44 40 35 32 49

0412T 49 47 49 47 44 40 35 32 49

0452T 49 47 49 47 44 40 35 32 49

0512T 50 48 50 48 45 41 36 33 50




SOUND POWER

Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound


NECS / HT

0202T 84 82 86 83 79 77 70 69 85

0252T 85 83 87 84 80 78 71 70 86

0302T 85 83 87 84 80 78 71 70 86

0352T 86 84 88 85 81 79 72 71 87

0412T 86 84 88 85 81 79 72 71 87

0452T 86 84 88 85 81 79 72 71 87

0512T 86 84 88 85 81 79 72 71 87



Octave band [Hz]

63 125 250 500 1000 2000 4000 8000SIZETotal sound


NECS / HT

0202T 52 50 54 51 47 45 38 37 53

0252T 53 51 55 52 48 46 39 38 54

0302T 53 51 55 52 48 46 39 38 54

0352T 54 52 56 53 49 47 40 39 55

0412T 54 52 56 53 49 47 40 39 55

0452T 54 52 56 53 49 47 40 39 55

0512T 54 52 56 53 49 47 40 39 55



9.1 DIMENSIONAL DRAWINGS

"REM

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NECS 0202T - 0612T


[ SI System ]DIMENSIONAL DRAWINGS

DIMENSIONS ANDWEIGHTS CLEARANCE HEAT EXCHANGER

USER SIDE

A B H WEIGHT R1 R2 R3 R4 IN/OUT

[mm] [mm] [mm] [kg] [mm] [mm] [mm] [mm] TYPE Ø

SIZE

NECS 0202T - 0612T

NECS /B 0202T 2195 1120 1465 625 1000 1000 600 600 B 2"

NECS /B 0252T 2195 1120 1465 625 1000 1000 600 600 B 2"

NECS /B 0302T 2195 1120 1465 665 1000 1000 600 600 B 2"

NECS /B 0352T 2195 1120 1465 765 1000 1000 600 600 B 2"

NECS /B 0412T 2745 1120 1465 920 1000 1000 600 600 B 2"1/2

NECS /B 0452T 2745 1120 1465 990 1000 1000 600 600 B 2"1/2

NECS /B 0512T 3245 1120 1665 1135 1000 1000 600 600 B 2"1/2

NECS /B 0552T 3245 1120 1665 1180 1000 1000 600 600 B 2"1/2

NECS /B 0612T 3245 1120 1665 1155 1000 1000 600 600 B 2"1/2

NECS /LN 0202T 2195 1120 1465 625 1000 1000 600 600 B 2"

NECS /LN 0252T 2195 1120 1465 650 1000 1000 600 600 B 2"

NECS /LN 0302T 2745 1120 1465 715 1000 1000 600 600 B 2"

NECS /LN 0352T 2745 1120 1665 840 1000 1000 600 600 B 2"

NECS /LN 0412T 2745 1120 1665 965 1000 1000 600 600 B 2"1/2

NECS /LN 0452T 2745 1120 1665 1025 1000 1000 600 600 B 2"1/2

NECS /LN 0512T 3245 1120 1665 1135 1000 1000 600 600 B 2"1/2

NECS /LN 0552T 3245 1120 1665 1180 1000 1000 600 600 B 2"1/2

NECS /LN 0612T 3245 1120 1665 1155 1000 1000 600 600 B 2"1/2

NECS /SL 0202T 2195 1100 1465 650 1000 1000 600 600 B 2"

NECS /SL 0252T 2745 1100 1465 700 1000 1000 600 600 B 2"

NECS /SL 0302T 2745 1100 1465 750 1000 1000 600 600 B 2"

NECS /SL 0352T 3245 1100 1665 915 1000 1000 600 600 B 2"

NECS /SL 0412T 3245 1100 1665 1050 1000 1000 600 600 B 2"1/2

NECS /SL 0452T 3245 1100 1665 1075 1000 1000 600 600 B 2"1/2

NECS /SL 0512T 3245 1100 1665 1115 1000 1000 600 600 B 2"1/2

NECS /HT 0202T 2195 1120 1465 650 1000 1000 600 600 B 2"

NECS /HT 0252T 2745 1120 1465 700 1000 1000 600 600 B 2"

NECS /HT 0302T 2745 1120 1465 750 1000 1000 600 600 B 2"

NECS /HT 0352T 3245 1120 1665 915 1000 1000 600 600 B 2"

NECS /HT 0412T 3245 1120 1665 1050 1000 1000 600 600 B 2"1/2

NECS /HT 0452T 3245 1120 1665 1075 1000 1000 600 600 B 2"1/2

NECS /HT 0512T 3245 1120 1665 1115 1000 1000 600 600 B 2"1/2


NECS 0202T - 0612TDIMENSIONAL DRAWINGS

LEGEND OF PIPE CONNECTIONSUNI ISO 228/1Pipe threads where pressure-tight joints are not made on the threads - Designation, dimensions and tolerancesUsed terminology:G: Pipe threads where pressure-tight joints are not made on the threadsA: Close tolerance class for external pipe threads where pressure-tight joints are not made on the threadsB: Wider tolerance class for external pipe threads where pressure-tight joints are not made on the threadsInternal threads: G letter followed by thread mark (only tolerance class)External threads: G letter followed by thread mark and by A letter for A class external threads or by B letter for B class external threads.

UNI EN 10226-1Pipe threads where pressure-tight joints are made on the threads - Designation, dimensions and tolerancesUsed terminology:Rp: Internal cylindrical threads where pressure-tight joints are made on the threadsRc: Internal conical threads where pressure-tight joints are made on the threadsR: External conical threads where pressure-tight joints are made on the threadsInternal cylindrical threads: R letter followed by p letterInternal conical threads: R letter followed by c letterExternal conical threads: R letter

Designation Description

Internal cylindrical threads where pressure-tight joints are made on the threads, defined by standardUNI ISO 7/1Conventional ø 1 1/2”

UNI EN 10226-1 - Rp 1 1/2

Internal cylindrical threads where pressure-tight joints are made on the threads, defined by standardUNI ISO 7/1Conventional ø 2 1/2”

UNI EN 10226-1 - Rp 2 1/2

Internal cylindrical threads where pressure-tight joints are made on the threads, defined by standardUNI ISO 7/1Conventional ø 3”

UNI EN 10226-1 - Rp 3

External conical threads where pressure-tight joints are made on the threads, defined by standardUNI ISO 7/1Conventional ø 3”

UNI EN 10226-1 - R 3

Internal cylindrical threads where pressure-tight joints are not made on the threads, defined by standard UNI ISO 228/1Tolerance class B for external threadConventional ø 4”

UNI ISO 228/1 - G 4 B

Flange Nominal Diameter: 80 mmNominal Pressure: 16 barDN 80 PN 16

Notes:Conventional diameter value [in inches] identifies short thread designation, based upon the relative standard.All relative values are defined by standards.As example, here below some values:

UNI EN 10226-1 UNI ISO 228/1

Conventional ø 1" 1"

Pitch 2.309 mm 2.309 mm

External ø 33.249 mm 33.249 mm

Core ø 30.291 mm 30.291 mm

Thread height 1.479 mm 1.479 mm

LEGEND OF PIPE CONNECTIONS

TYPE = BMale threaded pipe


10.1 HYDRONIC GROUP

10.1 HYDRONIC GROUPThe hydronic group consisting of:- 1 or 2 pumps, 2 poles, low or high head- 10 mm insulation lining on pumps and pipes- pump inlet / oulet valves- check valves (only for twin end-suction pumps)- drain valve- air vent

Each of the components of the hydraulic group has been designed tooptimise hydraulic and electrical installation space,time and costs.The hydronic group is protected by a special casing ventilating(versions LN and SL).In case of twin pump version, the second pump operates in stand-byto the first. The relative operating hours of the two pumps arebalanced. In case the operatingpump breaks down, the reserve pump is automatically enabled.The electrical panel of the unit is protected with fuses and contactorswith thermals cut-out.The hydronic kit of this family includes end-suction pumps.

10.2 END-SUCTION PUMP SPECIFICATIONlow or high head pumpHorizontal one-piece centrifuge pump, normalised to EN 733, axialsuction and radial delivery, in single or twin version. Pump with castiron body and AISI 316L stainless steel impeller. The section of theshaft in contact with the liquid is made from stainless steel.Mechanical seal with components in: ceramic/carbon/EPDM.Three-phase electric motor protected to IP55, insulation class F,suitable for continuous service.

10.3 SPECIAL PUMPSFor pumps with different configurations, please contact our salesdepartment.

10.4 OTHER COMPONENTSThe hydronic kits do not include the following accessories thoughthese are recommended to ensure correct system operation:- Flow-out switch- Pressure gauges upline and downline from the unit- Flexible joints on piping- On-off valves- Outlet control thermometer- Mains filter.

Possible configuration

Versions

B HT LN SLPUMPS GROUP

KIT IDRONICO - 1POMPA CENTRIF. 2PBP(3342)

X X X X

KIT IDRONICO - 1POMPA CENTRIF. 2PAP(3343)

X X X X

KIT IDRONICO - 2POMPE CENTRIF. 2PBP(3345)

X X X X

KIT IDRONICO - 2POMPE CENTRIF. 2PAP(3346)

X X X X


HYDRONIC GROUP


HYDRONIC GROUP

Hydronic kit positioning

KIT IDRONICO - 1 POMPACENTRIF. 2P BP (3342)

KIT IDRONICO - 1 POMPACENTRIF. 2P AP (3343)

KIT IDRONICO - 2 POMPECENTRIF. 2P BP (3345)

KIT IDRONICO - 2 POMPECENTRIF. 2P AP (3346)

extra L[mm]

extra W[mm]

extra H[mm]

extra H[mm]

extra L[mm]

extra W[mm]

extra H[mm]

extra H[mm]

extra L[mm]

extra W[mm]

extra H[mm]

extra H[mm]

extra L[mm]

extra W[mm]

extra H[mm]

extra H[mm]

Version

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0202T

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0252T

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0302T

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0352T

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0412T

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0452T

B / / / / / / / / / / / / / / / /

HT / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /

SL / / / / / / / / / / / / / / / /

0512T

B / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /0552T

B / / / / / / / / / / / / / / / /

LN / / / / / / / / / / / / / / / /0612T

extra L Unit's extra lengthextra W Unit's extra operating width (NOT to be considered for transport)extra H Unit's extra heightextra H Unit's extra weight (pumps and piping)KIT IDRONICO - 1 POMPACENTRIF. 2P BP

HYDRONIC KIT 1 CENTRIFUG. PUMP 2 POLES LH

KIT IDRONICO - 1 POMPACENTRIF. 2P AP

HYDRONIC KIT 1 CENTRIFUG. PUMP 2 POLES HH

KIT IDRONICO - 2 POMPECENTRIF. 2P BP

HYDRONIC KIT 2 CENTRIFUG. PUMPS 2 POLES LH

KIT IDRONICO - 2 POMPECENTRIF. 2P AP

HYDRONIC KIT 2 CENTRIFUG. PUMPS 2 POLES HH

- Unavailable

extra L Unit's extra lengthextra W Unit's extra operating width (NOT to be considered for transport)extra H Unit's extra heightextra H Unit's extra weight (pumps and piping)KIT IDRONICO - 1 POMPACENTRIF. 2P BP

HYDRONIC KIT 1 CENTRIFUG. PUMP 2 POLES LH

KIT IDRONICO - 1 POMPACENTRIF. 2P AP

HYDRONIC KIT 1 CENTRIFUG. PUMP 2 POLES HH

KIT IDRONICO - 2 POMPECENTRIF. 2P BP

HYDRONIC KIT 2 CENTRIFUG. PUMPS 2 POLES LH

KIT IDRONICO - 2 POMPECENTRIF. 2P AP

HYDRONIC KIT 2 CENTRIFUG. PUMPS 2 POLES HH

- Unavailable

extra wgt[kg]

extra wgt[kg]

extra wgt[kg]

extra wgt[kg]

extra wgt

NECS 0202T - 0612T_201606_EN HCF R410A10.5.3ELCA_Engine ver.3.4.0.1 NECS 0202T - 0612T_201606_EN HCF R410A10.5.3ELCA_Engine ver.3.4.0.1

HYDRONIC GROUP

HEAT EXCHANGER USER SIDE - HYDRONIC KIT 1 CENTRIFUG. PUMP 2 POLES HHCH PUMP CH

SIZE Pfgross QfgrossRif. Model

N. F.L.A. F.L.I. HU[kW] (1) [l/s] (1) Pole [A] [kW] [kPa]

B 53,0 2,54 208

HT 55,0 2,63 206

LN 50,7 2,42 210

SL 47,8 2,29 213

0202T A1

B 58,1 2,78 202

HT 61,6 2,94 198

LN 57,6 2,75 203

SL 55,5 2,65 205

0252T A2

B 76,0 3,63

DWC-V 300/1,5 2 4 1,50

209

HT 80,6 3,86 204

LN 74,2 3,55 210

SL 69,9 3,34 214

0302T B1

B 86,8 4,15 198

HT 91,4 4,37 193

LN 84,4 4,04 201

SL 85,4 4,08 200

0352T B2

B 96,9 4,63 206

HT 104 4,99 200

LN 96,4 4,61 206

SL 96,8 4,63 206

0412T B3

B 112 5,37

DWC-V 500/2,2 2 5 2,20

204

HT 116 5,53 201

LN 109 5,20 207

SL 106 5,07 209

0452T C1

B 127 6,06 197

HT 130 6,21 195

LN 122 5,83 201

SL 117 5,62 205

0512T C2

B 145 6,93

DWC-V 500/3 2 6 3,00

216

LN 139 6,64 2220552T D1

B 159 7,58 201

LN 151 7,21 2090612T D2

3D 40-160/3 2 6 3,00

(1) Values refer to nominal conditionsCH Cooling modePf Cooling capacity unit (Cooling mode)Pt Heating capacity unit (Heating mode)

Q Plant (side) exchanger water flowF.L.I. Pump power inputF.L.A. Pump running currentHU Pump residual pressure head (Units with hydronic group without mains filter)


HYDRONIC GROUP


HYDRONIC GROUP

HEAT EXCHANGER USER SIDE - HYDRONIC KIT 1 CENTRIFUG. PUMP 2 POLES LHCH PUMP CH



B 53,0 2,54 116

HT 55,0 2,63 114

LN 50,7 2,42 119

SL 47,8 2,29 122

0202T A1

B 58,1 2,78 110

HT 61,6 2,94 106

LN 57,6 2,75 111

SL 55,5 2,65 113

0252T A2

B 76,0 3,63 85,8

HT 80,6 3,86 78,6

LN 74,2 3,55 88,5

SL 69,9 3,34 94,6

0302T A3

B 86,8 4,15

DWC-V 300/1,1( R ) 2 3 1,10

123

HT 91,4 4,37 115

LN 84,4 4,04 127

SL 85,4 4,08 125

0352T B1

B 96,9 4,63 124

HT 104 4,99 113

LN 96,4 4,61 124

SL 96,8 4,63 124

0412T B2

B 112 5,37 99,8

HT 116 5,53 94,3

LN 109 5,20 106

SL 106 5,07 110

0452T B3

B 127 6,06

DWC-V 300/1,1 2 3 1,10

129

HT 130 6,21 124

LN 122 5,83 135

SL 117 5,62 142

0512T C1

B 145 6,93

DWC-V 300/1,5 2 4 1,50

103

LN 139 6,64 1090552T D1

B 159 7,58

DWC-V 500/1,5 2 4 1,50

91,8

LN 151 7,21 1010612T E1 3D 40-125/1.5 2 3 1,50




HYDRONIC GROUP


HYDRONIC GROUP

HEAT EXCHANGER USER SIDE - HYDRONIC KIT 2 CENTRIFUG. PUMPS 2 POLES HHCH PUMP CH



B 53,0 2,54 208

HT 55,0 2,63 206

LN 50,7 2,42 210

SL 47,8 2,29 213

0202T A1

B 58,1 2,78 202

HT 61,6 2,94 198

LN 57,6 2,75 203

SL 55,5 2,65 205

0252T A2

B 76,0 3,63

DWC-V 300/1,5 2 4 1,50

209

HT 80,6 3,86 204

LN 74,2 3,55 210

SL 69,9 3,34 214

0302T B1

B 86,8 4,15 198

HT 91,4 4,37 193

LN 84,4 4,04 201

SL 85,4 4,08 200

0352T B2

B 96,9 4,63 206

HT 104 4,99 200

LN 96,4 4,61 206

SL 96,8 4,63 206

0412T B3

B 112 5,37

DWC-V 500/2,2 2 5 2,20

204

HT 116 5,53 201

LN 109 5,20 207

SL 106 5,07 209

0452T C1

B 127 6,06 197

HT 130 6,21 195

LN 122 5,83 201

SL 117 5,62 205

0512T C2

B 145 6,93

DWC-V 500/3 2 6 3,00

216

LN 139 6,64 2220552T D1

B 159 7,58 201

LN 151 7,21 2090612T D2

3D 40-160/3 2 6 3,00




HYDRONIC GROUP


HYDRONIC GROUP

HEAT EXCHANGER USER SIDE - HYDRONIC KIT 2 CENTRIFUG. PUMPS 2 POLES LHCH PUMP CH



B 53,0 2,54 116

HT 55,0 2,63 114

LN 50,7 2,42 119

SL 47,8 2,29 122

0202T A1

B 58,1 2,78 110

HT 61,6 2,94 106

LN 57,6 2,75 111

SL 55,5 2,65 113

0252T A2

B 76,0 3,63 85,8

HT 80,6 3,86 78,6

LN 74,2 3,55 88,5

SL 69,9 3,34 94,6

0302T A3

B 86,8 4,15

DWC-V 300/1,1( R ) 2 3 1,10

123

HT 91,4 4,37 115

LN 84,4 4,04 127

SL 85,4 4,08 125

0352T B1

B 96,9 4,63 124

HT 104 4,99 113

LN 96,4 4,61 124

SL 96,8 4,63 124

0412T B2

B 112 5,37 99,8

HT 116 5,53 94,3

LN 109 5,20 106

SL 106 5,07 110

0452T B3

B 127 6,06

DWC-V 300/1,1 2 3 1,10

129

HT 130 6,21 124

LN 122 5,83 135

SL 117 5,62 142

0512T C1

B 145 6,93

DWC-V 300/1,5 2 4 1,50

103

LN 139 6,64 1090552T D1

B 159 7,58

DWC-V 500/1,5 2 4 1,50

91,8

LN 151 7,21 1010612T E1 3D 40-125/1.5 2 3 1,50




HYDRONIC GROUP

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Documents

NECS 0202T - 0612T