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REMOTE CONDENSERS CND

REMOTE CONDENSERS CND
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REMOTE CONDENSERS CND

Product catalog summary
Specifications:
The document outlines the technical specifications for remote condensers, highlighting the use of copper pipes and aluminum fins with high-efficiency pyramidal corrugation. The frame is made from galvanized steel to prevent damage and ensure durability. Larger endplate holes are designed to accommodate header nipples, reducing the risk of damage from vibrations and expansions.
External Frame:
The condensers feature a galvanized steel frame with an epoxy paint finish in RAL9016. Fan cowls are optimized for performance and noise reduction.
Fan Motors:
Standard fan motors operate at 400V - 3F - 50Hz, with options for 60Hz. They include an external rotor with IP54 protection and are balanced both statically and dynamically for high efficiency.
Declared Capacities:
Capacities are tested according to ENV327 standards, with specific conditions for ambient and condensation temperatures using refrigerant R404a.
Testing:
All coils undergo testing with dry air and are degreased. The standard design pressure is 30 bar, with an option for 45 bar.
Selection Example:
Selection requires knowledge of compressor type, cooling capacity, and working conditions, using various coefficients to calculate condenser capacity.
Options:
Available options include different fan motor wiring configurations, speed regulators, inverters, EC fans, safety switches, pressure sensors, and support kits. Additional features include anti-vibration supports, anti-hail protection, inclined and drainable coils, and special frame colors.
Key Parameters:
Compressor power consumption coefficients and sound pressure levels are provided to aid in the selection and optimization of condenser units.
Overview:
The document provides technical specifications and guidelines for advanced heat exchangers, focusing on remote condensers and adiabatic systems. It includes details on materials, packaging, system components, and operational requirements.
Adiabatic Systems:
Describes basic and advanced spray systems for adiabatic cooling, including components like nozzles, piping, and electrical valves made from AISI material. Specific water pressure and quality are required for optimal function, with recommendations for hydrophilic fins to reduce corrosion.
Operational Guidelines:
Systems are designed for automatic emptying after each cycle, with specific water pressure and quality requirements. Maintaining water pH between 6.5 and 8.2 is emphasized, along with water softening for extended operation.
Installation and Compatibility:
Advises checking compatibility with local installation rules and highlights the need for specific kits for vertical air flow installations. Environmental conditions' impact on system efficiency is also mentioned.
Options and Accessories:
Various option codes are provided for different configurations, including UV disinfection systems for water sanitization. The document lists available options and their compatibility with specific modules.
Performance Data:
Detailed tables provide performance data for different models, including capacity, airflow, power consumption, and dimensions, crucial for selecting the appropriate model based on specific operational needs.
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Catalog excerpts

REMOTE CONDENSERS CND-3

3 Advanced Heat Exchangers Heat Exchange Finned Coils Batterie di scambio termico _All finned coils of remote condensers are produced with copper pipes and aluminium fins with high efficiency pyramidal corrugation _The frame of finned coils is produced in galvanized steel with thickness suitable to weight of heat exchanger. _All pipes are expanded on aluminium counter-endplates to avoid any contact between copper pipes and steel frame and therefore any possible pipe damage. _Endplate holes corresponding to header nipples are larger to avoid that vibrations and dilatations can damage pipes. _Tutte...

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REMOTE CONDENSERS CND-4

Quick Selection / Selezione rapida Condensers can be selected if you know type of compressor, cooling capacity and working conditions according to following scheme and parameters. La selezione del condensatore può essere effettuata conoscendo la tipologia di compressore, la potenza frigorifera e le condizioni di lavoro secondo lo schema e i parametri indicati di seguito. Compressor Type / Tipo di compressore K1 Air Temperature Difference / Differenza di temperatura aria T ambient - T condensation / T ambiente - T condensazione K2 Air Temperature Ambient / Temperatura aria ambiente T amb. °C Altitude...

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REMOTE CONDENSERS CND-5

5 Advanced Heat Exchangers Option / Opzioni PLEASE CHECK PAGE 8 TO KNOW THE AVAILABILITY OF THE OPTIONS CODE CODICE CONSULTARE PAGINA 8 PER CONOSCERE LA DISPONIBILITÀ DELLE OPZIONI Cablaggio elettroventilatori Quadro elettrico Fans with wiring in terminal box Electrical Panel AC Fans with wiring in electrical box including switches and thermal protection for each fan and general switch. Electrical panel EC Fans with wiring in electrical box including protection fuses for single fan. The EC fan control module ( code RE ) is supplied separatly, in this configuration the fans can be controlled qith...

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REMOTE CONDENSERS CND-6

Remote condensers Option / Opzioni PLEASE CHECK PAGE __ TO KNOW THE AVAILABILITY OF THE OPTIONS CODE CODICE CONSULTARE PAGINA __ PER CONOSCERE LA DISPONIBILITÀ DELLE OPZIONI Kit supports for vertical air flow Kit supporti per flusso aria verticale The unit are standard always shipped and packed in vertical configuration with horizzontal air flow. In case of vertical air flow is necessary to add the option “SV” kit supports for vertical air flow. Is always necessary specify in the order the unit with correct air flow direction ( V = vertical air flow ; H = horizzontal air flow ) because the circuitation...

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REMOTE CONDENSERS CND-7

Condensatori remoti 7 Advanced Heat Exchangers Adiabatic system / Sistemi adiabatici Basic spray system: assembled for V-shaped units and disassembled for FLAT vertical / horizontal units ( FN / FND – CN / CND ) Kit spray system base fornito montato sulle macchine a V e in kit di montaggio per le maccchine con flusso aria verticale o orizzontale. Nozzle dimension and quantity are selected to get the correct water flow and the best distribution on the finned block. Dimensione e numero di ugelli sono ottimizzati e calcolati per ottenere la corretta portata d’acqua e la miglior distribuzione possibile...

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REMOTE CONDENSERS CND-8

The adiabatic system PD is supplied completely assembled and ready to be used. Il sistema adiabatico PD viene fornito completamente montato e pronto all’uso. The structure PD is integrated in the unit and constituted by a water distribution system completely openable, the plastic panels and the trays for water collection and discharge. La struttura PD è integrata nella macchina ed è composta da un sistema di distribuzione dell’acqua completamente ispezionabile, dai pannelli in materiale plastico, dalle vasche di raccolta e scarico acqua. The water distribution system is designed to drain completely...

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REMOTE CONDENSERS CND-9

Condensatori remoti CND ORDER CODE CODICI DI ORDINAZIONE 9 Advanced Heat Exchangers V Air flow direction / Direzione flusso aria V = Vertical / Verticale H = Horizontal / Orizzontale Fans connection / Collegamento ventilatori D=Δ Y= Number of poles / Numero di poli X = 4 (Ø 500mm) X = 6S (Ø 910mm) M=6 L=8 Coil type / tipo batteria Number of fans / Numero di ventole ( 4 14 ) Diameter of fans / Diametro ventilatori 50 = Ø 500mm 80 = Ø 800mm 91 = Ø 910mm 100 = Ø 1000mm Type / Esecuzione CND = Double row fans / Doppia fila di ventole

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REMOTE CONDENSERS CND-10

Model Modello Numero ventilatori

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REMOTE CONDENSERS CND-11

Advanced Heat Exchangers Model Modello Numero ventilatori

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REMOTE CONDENSERS CND-12

Numero ventilatori Notes / Note (a) Capacity calculation based on ENV327 / Rese calcolate secondo ENV327 (b) Nominal data / Dati nominal (c) According EN13487 / ISO 3744 / In accordo EN13487 / ISO 3744 (d) Diameter valid for CE30 version, for CE45 version please contact our technical office / Diametri validi per versione CE30, per versioni CE45 contattare il nostro ufficio tecnico (e) Dimension and weight refer to the standard execution shipped in vertical position (horizzontal air flow) and don’t include any option. Contact Onda for specifical drawing and weight Dimensioni e peso sono riferiti...

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REMOTE CONDENSERS CND-13

13 Advanced Heat Exchangers CND50_E_A Ø 500mm DIMENSIONS H = HORIZONTAL AIR FLOW / H = FLUSSO ARIA ORIZZONTALE V = VERTICAL AIR FLOW / H = FLUSSO ARIA VERTICALE Notes The dimensions of above drawing are only preliminary and must be always reconfirmed by our Tech. Dept. / Note: Le quote d’ingombro sono indicative e vanno sempre confermate dal nostro ufficio tecnico REV 1.1 - 10/2018

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REMOTE CONDENSERS CND-14

Fan number Numero ventilatori

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REMOTE CONDENSERS CND-15

Advanced Heat Exchangers Fan number Numero ventilatori

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REMOTE CONDENSERS CND-16

CND80_F_C Ø 800mm Connection IN / OUT(d) Model Connessioni IN / OUT(d) Modello Numero ventilatori Notes / Note (a) Capacity calculation based on ENV327 / Rese calcolate secondo ENV327 (b) Nominal data / Dati nominal (c) According EN13487 / ISO 3744 / In accordo EN13487 / ISO 3744 (d) Diameter valid for CE30 version, for CE45 version please contact our technical office / Diametri validi per versione CE30, per versioni CE45 contattare il nostro ufficio tecnico (e) Dimension and weight refer to the standard execution shipped in vertical position (horizzontal air flow) and don’t include any option....

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.