AERMEC NRA F 275 A - User Manual

AERMEC S.P.A.
ISO 9001 - Cert. nº 0128/3
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INRAfPW
0405
6871970.00
Refrigeratori aria - acqua
Air to water chillers
NRA free cooling
R407C
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Summary

DICHIARAZIONE DI CONFORMITA • DECLARATION OF CONFORMITY

OSSERVAZIONI • REMARKS

INFORMAZIONI IMPORTANTI • IMPORTANT INFORMATION

Contains general advice, warnings, and notes regarding manual usage and machine operation.

DESCRIZIONE DELLUNITÀ • UNIT DESCRIPTION

MODALITÀ DI FUNZIONAMENTO • OPERATING MODE

Details the operational modes: Free-Cooling Only, Mixed Free-Cooling + Compressors, and Compressors Only.

VERSIONI • VERSIONS

Describes the available unit versions: Standard, High Temperature, and Low Noise.

CAMPO DIMPIEGO • FIELD OF USE

Specifies the operating range and capabilities of the chillers.

REFRIGERATORI CON ACCUMULO • CHILLERS WITH STORAGE TANK

Details features specific to chiller models equipped with a storage tank.

SCELTA DELLUNITA • UNIT SELECTION

Regole di configurazione • Configuration rules

Explains how to select a unit by combining different options and models.

Esempio di configurazione • Example of configuration

Provides a practical example of how to choose a unit based on project requirements.

CONFIGURATORE • CONFIGURATION

COMPONENTI PRINCIPALI • MAIN COMPONENTS

DESCRIZIONE DEI COMPONENTI • DESCRIPTION OF COMPONENTS

COMPONENTI CIRCUITO FRIGORIFERO • REFRIGERANT CIRCUIT COMPONENTS

Detailed description of components within the refrigerant circuit.

COMPONENTI ELETTRICI • ELECTRICAL COMPONENTS

Description of electrical components including panels and devices.

COMPONENTI IDRAULICI • HYDRAULIC COMPONENTS

COMPONENTI DI SICUREZZA E CONTROLLO • SAFETY AND CONTROL DEVICES

Details of safety and control devices integrated into the unit.

CRITERI DI SCELTA • SELECTION CRITERIA

VALUTAZIONE DELLA ECONOMIA DI ESERCIZIO • EVALUATION OF OPERATING EFFICIENCY

Compares the operating efficiency of units with and without free-cooling.

LIMITI DI FUNZIONAMENTO • OPERATING LIMITS

FUNZIONAMENTO IN RAFFREDDAMENTO • OPERATION IN COOLING MODE

Presents graphical operating limits for cooling mode based on temperatures.

DATI DI PROGETTO • DESIGN DATA

Provides essential design data for unit selection and installation.

TAV 1 COEFFICIENTI CORRETTIVI VERSIONI STANDARD; ALTA TEMPERATURA E VERSIONI SILENZIATE PER LE GRANDEZZE 275-300-325 - 350

TAV 4 PERDITE DI CARICO SENZA FREE-COOLING • PRESSURE DROPS WITHOUT FREE-COOLING

VERSIONI CON ACCUMULO • VERSIONS WITH STORAGE TANK

TARATURA DEL VASO DESPANSIONE • EXPANSION TANK CALIBRATION

TAV 11 PREVALENZA UTILE SENZA FREE-COOLING • WORKING HEAD WITHOUT FREE-COOLING

TAV 13 PRESSIONE E POTENZA SONORA espressa in dB(A) • SOUND PRESSURE AND POWER LEVEL rated in dB(A)

TAV 15 PARZIALIZZAZIONE • CAPACITY CONTROL

CIRCUITO IDRAULICO ESTERNO CONSIGLIATO • SUGGESTED EXTERNAL HYDRAULIC CIRCUIT

DIMENSIONI E POSIZIONE ATTACCHI • DIMENSIONS AND POSITION OF CONNECTIONS [mm]

ATTACCHI IDRAULICI • HYDRAULIC COUPLINGS

Details the size and type of hydraulic connections on the unit.

DATI DIMENSIONALI • DIMENSIONS

PANNELLO DI COMANDO A DISTANZA • REMOTE CONTROL PANEL

Provides dimensions and details for the remote control panel.

PESI, BARICENTRO E DISTRIBUZIONE PESO • WEIGHTS, CENTER OF GRAVITY AND WEIGHT DISTRIBUTION

VERSIONE BASE (°) • STANDARD VERSION (°)

Weight and center of gravity data for standard units without storage.

VERSIONE SILENZIATA (L) • LOW NOISE VERSIONS (L)

Weight and center of gravity data for low noise units.

VERSIONE ALTA TEMPERATURA (A) • HIGH TEMPERATURE VERSION (A)

Weight and center of gravity data for high temperature units.

BARICENTRO E PUNTI DI APPOGGIO • CENTER OF GRAVITY AND SUPPORTS

DATI ACCESSORI • ACCESSORIES DATA [mm]

SUPPORTI ANTIVIBRANTI • VT ANTIVIBRATION PAD VT

Details on vibration damper supports and their dimensions.

INSTALLAZIONE E UTILIZZO DELLUNITÀ • UNIT INSTALLATION AND USE

MOVIMENTAZIONE • HANDLING

Instructions and safety precautions for moving and handling the unit.

UBICAZIONE • POSITIONING

SPAZI TECNICI MINIMI • MINIMUM TECHNICAL CLEARANCES [mm]

Specifies the required clearances around the unit for installation.

PRIMA DELLA MESSA IN FUNZIONE • BEFORE START-UP

MESSA IN FUNZIONE DELLUNITÀ • STARTING UP THE UNIT

Procedures and considerations for starting the unit for the first time.

NORME DUSO PER GAS R407 C • REQUIREMENTS FOR GAS R407 C

Specific handling and maintenance requirements for R407C refrigerant.

USI IMPROPRI • IMPROPER USES

SIMBOLI DI SICUREZZA • SAFETY SYMBOL

Explanation of safety symbols used on the unit and in the manual.

Importanti informazioni di sicurezza • Important safety information

Crucial safety information regarding operating limits and environmental factors.

COLLEGAMENTI ELETTRICI • WIRING CONNECTIONS

DATI ELETTRICI • ELECTRICAL DATA

Provides electrical data such as cable sections and current ratings.

SCHEMI ELETTRICI • WIRING DIAGRAMS

SCHEDA ELETTRONICA • ELECTRONIC BOARD

Diagram of the electronic control board and its terminal connections.

COLLEGAMENTO ALIMENTAZIONE • POWER CONNECTIONS

Wiring diagrams for power supply connections across different models.

COLLEGAMENTO CARICHI • LOAD CONNECTIONS

Wiring diagrams for connecting unit loads like compressors and fans.

COLLEGAMENTO SICUREZZE - COMANDO A DISTANZA • SAFETY CONNECTIONS - REMOTE CONTROL

Wiring diagrams for safety devices and remote control.

SERVIZI ASSISTENZA • SERVICE ASSISTANCE

AERMEC NRA F 275 A Specifications

General

Brand	AERMEC
Model	NRA F 275 A
Category	Chiller
Language	English