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AERMEC NRP 0550 User Manual

AERMEC NRP 0550
52 pages
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INRPPY.12.01.5806715_00
MULTIPURPOSE UNITS FOR 2|4-PIPE SYSTEMS - Technical manual
NRP 0200-0750
REVERSIBLE HEAT PUMPS
• OUTDOOR UNIT
HIGH EFFICIENCIES
EN

Table of Contents

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AERMEC NRP 0550 Specifications

General IconGeneral
ModelNRP 0550
CategoryHeat Pump
RefrigerantR410A
Operating Temperature Range Heating-15°C to 35°C
Operating Temperature Range Cooling+10°C to +46°C

Summary

Unit Description

2-Pipe System Versions

Details applications and operating modes for 2-pipe system units, covering summer and winter functioning.

4-Pipe System Versions

Details applications and operating modes for 4-pipe system units, suitable for simultaneous hot/cold water demand.

Configurator

Basic Operating Layouts for 2-Pipe Systems

2 Circuits for Hot Water Only to DHW

Shows hydraulic circuit for producing hot water for DHW using two circuits.

2 Circuits for Cold Water to System and Hot Water to DHW

Illustrates hydraulic circuit for simultaneous cold water to system and hot water to DHW.

Circuit for Hot Water to System | Circuit for Hot Water to DHW

Depicts the hydraulic circuit for producing hot water to system and DHW simultaneously.

Basic Operating Layouts for 4-Pipe Systems

Cold Water Production Only to System

Illustrates the hydraulic circuit for producing cold water for the system in 4-pipe setups.

Hot Water Production Only to System

Shows the hydraulic circuit for producing hot water for the system in 4-pipe configurations.

Simultaneous Hot and Cold Water Production to System

Depicts the hydraulic circuit for simultaneous production of hot and cold water to the system.

Description of Components

Cooling Circuit Components

Details components within the cooling circuit, including compressors, heat exchangers, and water features.

Standard Hydraulic Circuit

Explains components like water filters, flow switches, and air vent valves.

Safety and Control Components

Covers safety components like pressure switches, transducers, and control units.

Electric Control and Power Board

Details the electrical control board, isolation switches, and internal wiring.

Technical Data

Operational Limits

Cooling Mode Limits

Specifies the operational limits and conditions for the unit in cooling mode, referencing diagrams.

Heating Mode Limits

Specifies the operational limits and conditions for the unit in heating mode, referencing diagrams.

Corrective Factors in Cooling Mode

Corrective Factors in Heating Mode

Total Pressure Drops (2|4 Pipe Units)

Useful Static Pressures (2|4-Pipe System)

Calibrations of Safety and Control Parameters

General Warnings

Receipt and Installation

Dimensions

Basic 2-Pipe System Hydraulic Circuits

Basic 4-Pipe System Hydraulic Circuits

Electrical Connections

Electric Data Table

Details electrical data, cable cross-sections, and connections for various models.

Electric Power Connection to Electrical Mains

Control and Commissioning

Switch-On and Use of Unit

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