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AERMEC NRP 0800 - User Manual

AERMEC NRP 0800
44 pages
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22.11 – 5806712_07
Translation of Original instructions
www.aermec.com
Installation Manual
EN
AIRWATER MULTIPURPOSE
Cooling capacity 52 ÷ 120 ton
Heating capacity 738,387 ÷ 1,689,351 BTU/h
NRP 0800-1800

Table of Contents

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Summary

1 PRODUCT DESCRIPTION

SYSTEM TYPES

Describes the different system configurations available for the units.

2 GENERAL WARNINGS

ESSENTIAL SAFETY RULES

Outlines crucial safety guidelines for installation, operation, and maintenance.

3 OPERATING RANGE

OPERATING COOLING MODE RANGE

Displays the graphical representation of the unit's cooling operational limits.

4 PRE-INSTALLATION

RECEIVING THE PRODUCT

Instructions for inspecting the unit upon receipt to ensure it is undamaged and complete.

POSITIONING

PLACE OF INSTALLATION

Advises on selecting an appropriate outdoor location, avoiding specific environmental factors.

5 MINIMUM TECHNICAL SPACES

SINGLE INSTALLATION

Specifies the required clearance distances for installing a single unit.

6 POSITION OF THE VIBRATION DAMPERS

7 WEIGHT DISTRIBUTION AND CENTRES OF GRAVITY

8 DIMENSIONAL TABLES

NRP 0800-1000

Presents dimensional drawings and data for the NRP 0800-1000 series units.

9 HYDRAULIC CONNECTIONS

WATER CHARACTERISTICS

Details the required water quality parameters for optimal heat exchanger performance.

CONNECTIONS

Provides essential recommendations for connecting hydraulic circuits and components.

DISCHARGING SYSTEM

Explains procedures for draining the system to prevent freezing damage.

ANTI-FREEZE PROTECTION

Outlines methods and precautions for protecting the hydraulic system from freezing.

10 POSITION OF HYDRAULIC CONNECTIONS

NRP 0800-0900 | version 00

Shows hydraulic connection points for NRP 0800-0900 units with the "00" version.

NRP 0800-0900 | versions R1-R2-R3-R4-P1-P2-P3-P4

Illustrates hydraulic connections for NRP 0800-0900 models with specific pump/recovery configurations.

NRP 1000 version 00

Displays hydraulic connection layouts for NRP 1000 units in the "00" version.

NRP 1000 | versions R1-R2-R3-R4 - P1-P2-P3-P4

Shows hydraulic connection diagrams for NRP 1000 models with various pump/recovery setups.

NRP 1250-1800 | version 00

Hydraulic connection details for NRP 1250-1800 units in the "00" version.

NRP 1250-1800 | versions R1-R2-R3-R4 - P1-P3

Hydraulic connection diagrams for NRP 1250-1800 units with R1-R2-R3-R4 and P1-P3 configurations.

NRP 1250-1800 | versions R1-R2-R3-R4 - P2-P4

Illustrates hydraulic connections for NRP 1250-1800 units with R1-R2-R3-R4 and P2-P4 setups.

11 SYSTEM WATER CONTENT

MINIMUM SYSTEM WATER CONTENT

Defines the minimum water volume required for stable unit operation and reduced start-ups.

MAXIMUM SYSTEM WATER CONTENT

Provides guidance on system water capacity based on expansion vessel size.

EXPANSION VESSEL SETTING

Explains how to calibrate the expansion tank pressure based on installation height.

12 MAIN HYDRAULIC CIRCUITS

2-PIPE SYSTEM

Illustrates the hydraulic circuit diagram for the 2-pipe system configuration.

With pumps (P1+P3;R1+R3)

Details the hydraulic circuit for 2-pipe systems with specific pump configurations.

With pumps (P2÷P4;R2+R4)

Details the hydraulic circuit for 2-pipe systems with alternative pump configurations.

4-PIPE SYSTEM

Without hydronic kit

Shows the hydraulic circuit layout for 4-pipe systems without an integrated hydronic kit.

With pumps (P1+P3;R1+R3)

Details the hydraulic circuit for 4-pipe systems with specific pump configurations.

With pumps (P2÷P4;R2+R4)

Details the hydraulic circuit for 4-pipe systems with alternative pump configurations.

13 MAIN COOLING REFRIGERANT LAYOUTS

2-PIPE SYSTEM: Cold Water Production

Illustrates the refrigerant flow for 2-pipe systems producing cold water.

2-PIPE SYSTEM: Hot Water Production

Shows the refrigerant flow for 2-pipe systems producing hot water.

2 CIRCUITS: Hot Water Only to DHW

Illustrates refrigerant circuits for producing only hot water for DHW.

2 CIRCUITS: Cold & Hot Water Production

Shows refrigerant circuits for simultaneous cold and hot water production.

HOT WATER TO SYSTEM & DHW CIRCUIT

Depicts refrigerant circuits for hot water production to system and DHW.

MAIN COOLING REFRIGERANT LAYOUTS FOR 4-PIPE SYSTEM

Displays the refrigerant flow diagram for 4-pipe systems in cooling mode.

4-PIPE SYSTEM: Hot Water Production

Illustrates the refrigerant circuit for hot water production in 4-pipe systems.

4-PIPE SYSTEM: Simultaneous Hot & Cold Water

Shows refrigerant flow for simultaneous hot and cold water production in 4-pipe systems.

14 ELECTRICAL WIRING

POWER CONNECTION

Instructions for connecting the unit to the main power supply.

ELECTRIC DATA

Provides electrical specifications and data for the unit's operation.

POWER SUPPLY 230 V

Peak current (LRA)

Table showing peak current values for 230V supply across different configurations.

POWER SUPPLY 575 V

Peak current (LRA)

Table showing peak current values for 575V supply across different configurations.

POWER SUPPLY 208 V

Peak current (LRA)

Table showing peak current values for 208V supply across different configurations.

15 COMMISSIONING - WARNINGS

START-UP

Critical warnings and procedures for initial unit start-up.

Pre-Voltage Operations

Checks required before applying power: safety, fixing, cables, connections, leaks.

Post-Voltage Operations

Procedures for applying power: voltage checks, phase balance, compressor sump heater.

Hydraulic Circuit Controls

Checks for hydraulic connections, pump operation, and water flow.

Commissioning Steps

Final steps before unit activation, including electrical panel closure.

Operating Unit Checks

Guidelines for checks and adjustments while the unit is running.

15 MAINTENANCE

PRECAUTIONS AND PREVENTIVE MEASURES TO OBSERVE DURING MAINTENANCE

Essential precautions and safety measures to follow during maintenance activities.

precautions against residual risks mechanical risks

Highlights risks related to mechanical components during maintenance.

DECOMMISSIONING AND DISPOSING OF THE MACHINE COMPONENTS

ROUTINE AND EXTRAORDINARY MAINTENANCE

Describes procedures for routine and extraordinary maintenance tasks.

16 LIST OF THE RECOMMENDED PERIODIC INTERVENTIONS

GENERAL INTERVENTIONS

Lists general maintenance tasks and their recommended frequencies.

Summary

1 PRODUCT DESCRIPTION

SYSTEM TYPES

Describes the different system configurations available for the units.

2 GENERAL WARNINGS

ESSENTIAL SAFETY RULES

Outlines crucial safety guidelines for installation, operation, and maintenance.

3 OPERATING RANGE

OPERATING COOLING MODE RANGE

Displays the graphical representation of the unit's cooling operational limits.

4 PRE-INSTALLATION

RECEIVING THE PRODUCT

Instructions for inspecting the unit upon receipt to ensure it is undamaged and complete.

POSITIONING

PLACE OF INSTALLATION

Advises on selecting an appropriate outdoor location, avoiding specific environmental factors.

5 MINIMUM TECHNICAL SPACES

SINGLE INSTALLATION

Specifies the required clearance distances for installing a single unit.

6 POSITION OF THE VIBRATION DAMPERS

7 WEIGHT DISTRIBUTION AND CENTRES OF GRAVITY

8 DIMENSIONAL TABLES

NRP 0800-1000

Presents dimensional drawings and data for the NRP 0800-1000 series units.

9 HYDRAULIC CONNECTIONS

WATER CHARACTERISTICS

Details the required water quality parameters for optimal heat exchanger performance.

CONNECTIONS

Provides essential recommendations for connecting hydraulic circuits and components.

DISCHARGING SYSTEM

Explains procedures for draining the system to prevent freezing damage.

ANTI-FREEZE PROTECTION

Outlines methods and precautions for protecting the hydraulic system from freezing.

10 POSITION OF HYDRAULIC CONNECTIONS

NRP 0800-0900 | version 00

Shows hydraulic connection points for NRP 0800-0900 units with the "00" version.

NRP 0800-0900 | versions R1-R2-R3-R4-P1-P2-P3-P4

Illustrates hydraulic connections for NRP 0800-0900 models with specific pump/recovery configurations.

NRP 1000 version 00

Displays hydraulic connection layouts for NRP 1000 units in the "00" version.

NRP 1000 | versions R1-R2-R3-R4 - P1-P2-P3-P4

Shows hydraulic connection diagrams for NRP 1000 models with various pump/recovery setups.

NRP 1250-1800 | version 00

Hydraulic connection details for NRP 1250-1800 units in the "00" version.

NRP 1250-1800 | versions R1-R2-R3-R4 - P1-P3

Hydraulic connection diagrams for NRP 1250-1800 units with R1-R2-R3-R4 and P1-P3 configurations.

NRP 1250-1800 | versions R1-R2-R3-R4 - P2-P4

Illustrates hydraulic connections for NRP 1250-1800 units with R1-R2-R3-R4 and P2-P4 setups.

11 SYSTEM WATER CONTENT

MINIMUM SYSTEM WATER CONTENT

Defines the minimum water volume required for stable unit operation and reduced start-ups.

MAXIMUM SYSTEM WATER CONTENT

Provides guidance on system water capacity based on expansion vessel size.

EXPANSION VESSEL SETTING

Explains how to calibrate the expansion tank pressure based on installation height.

12 MAIN HYDRAULIC CIRCUITS

2-PIPE SYSTEM

Illustrates the hydraulic circuit diagram for the 2-pipe system configuration.

With pumps (P1+P3;R1+R3)

Details the hydraulic circuit for 2-pipe systems with specific pump configurations.

With pumps (P2÷P4;R2+R4)

Details the hydraulic circuit for 2-pipe systems with alternative pump configurations.

4-PIPE SYSTEM

Without hydronic kit

Shows the hydraulic circuit layout for 4-pipe systems without an integrated hydronic kit.

With pumps (P1+P3;R1+R3)

Details the hydraulic circuit for 4-pipe systems with specific pump configurations.

With pumps (P2÷P4;R2+R4)

Details the hydraulic circuit for 4-pipe systems with alternative pump configurations.

13 MAIN COOLING REFRIGERANT LAYOUTS

2-PIPE SYSTEM: Cold Water Production

Illustrates the refrigerant flow for 2-pipe systems producing cold water.

2-PIPE SYSTEM: Hot Water Production

Shows the refrigerant flow for 2-pipe systems producing hot water.

2 CIRCUITS: Hot Water Only to DHW

Illustrates refrigerant circuits for producing only hot water for DHW.

2 CIRCUITS: Cold & Hot Water Production

Shows refrigerant circuits for simultaneous cold and hot water production.

HOT WATER TO SYSTEM & DHW CIRCUIT

Depicts refrigerant circuits for hot water production to system and DHW.

MAIN COOLING REFRIGERANT LAYOUTS FOR 4-PIPE SYSTEM

Displays the refrigerant flow diagram for 4-pipe systems in cooling mode.

4-PIPE SYSTEM: Hot Water Production

Illustrates the refrigerant circuit for hot water production in 4-pipe systems.

4-PIPE SYSTEM: Simultaneous Hot & Cold Water

Shows refrigerant flow for simultaneous hot and cold water production in 4-pipe systems.

14 ELECTRICAL WIRING

POWER CONNECTION

Instructions for connecting the unit to the main power supply.

ELECTRIC DATA

Provides electrical specifications and data for the unit's operation.

POWER SUPPLY 230 V

Peak current (LRA)

Table showing peak current values for 230V supply across different configurations.

POWER SUPPLY 575 V

Peak current (LRA)

Table showing peak current values for 575V supply across different configurations.

POWER SUPPLY 208 V

Peak current (LRA)

Table showing peak current values for 208V supply across different configurations.

15 COMMISSIONING - WARNINGS

START-UP

Critical warnings and procedures for initial unit start-up.

Pre-Voltage Operations

Checks required before applying power: safety, fixing, cables, connections, leaks.

Post-Voltage Operations

Procedures for applying power: voltage checks, phase balance, compressor sump heater.

Hydraulic Circuit Controls

Checks for hydraulic connections, pump operation, and water flow.

Commissioning Steps

Final steps before unit activation, including electrical panel closure.

Operating Unit Checks

Guidelines for checks and adjustments while the unit is running.

15 MAINTENANCE

PRECAUTIONS AND PREVENTIVE MEASURES TO OBSERVE DURING MAINTENANCE

Essential precautions and safety measures to follow during maintenance activities.

precautions against residual risks mechanical risks

Highlights risks related to mechanical components during maintenance.

DECOMMISSIONING AND DISPOSING OF THE MACHINE COMPONENTS

ROUTINE AND EXTRAORDINARY MAINTENANCE

Describes procedures for routine and extraordinary maintenance tasks.

16 LIST OF THE RECOMMENDED PERIODIC INTERVENTIONS

GENERAL INTERVENTIONS

Lists general maintenance tasks and their recommended frequencies.

AERMEC NRP 0800 Specifications

General IconGeneral
BrandAERMEC
ModelNRP 0800
CategoryHeat Pump
LanguageEnglish

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