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Nibe F2120 Series User Manual

Nibe F2120 Series
72 pages
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IHB EN 1817-4
331385
INSTALLER MANUAL
Air/water heat pump
NIBE F2120 8, 12, 16, 20
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Nibe F2120 Series Specifications

General IconGeneral
TypeAir/Water Heat Pump
Operating Temperature Range-25°C to +45°C
RefrigerantR410A
Max. Flow Temperature65°C
Heating Capacity8-20 kW
Power Supply3-phase, 400V
SCOP5.0 (Model dependent, refers to average climate, low temperature application)

Summary

Important Information

Safety Information

Manual describes installation and service procedures for implementation by specialists.

Symbols

Explanation of symbols used in the manual for warnings, notes, and tips.

Marking

Information on CE mark and IP24 classification for equipment.

Serial Number

Location and importance of the 14-digit serial number for service.

Recovery

Instructions for proper disposal of packaging and the product.

Environmental Information

Details about refrigerant R410A and its Global Warming Potential.

Inspection of the Installation

Checklist for mandatory heating installation inspection before commissioning.

Compatible Modules

Table showing compatibility between F2120 models and various modules.

Delivery and Handling

Transport and Storage

Guidelines for transporting and storing the F2120 unit vertically.

Assembly

Instructions for outdoor placement, foundation requirements, and noise considerations.

Compressor Heater

Information about the compressor heaters and their activation before start-up.

Condensation

Details on condensation water management, drainage, and heating cable.

Installation Area

Required clearances around the F2120 unit for installation and servicing.

Supplied Components

List and images of components supplied with F2120-8, -12 and -16, -20 models.

Accessing Internal Components

Illustrations showing how to remove the side cover and top panel for access.

The Heat Pump Design

General (1x230V)

Diagram of the F2120 (1x230V) with labeled internal components.

General (3x400V)

Diagram of the F2120 (3x400V) with labeled internal components.

Pipe Connections

General

General guidelines for pipe installation according to norms and directives.

Charge Pump

Information on the charge pump's function, anti-freezing, and periodic operation.

Water Volumes

Requirement for available water volume to prevent short operating times and enable defrosting.

Pipe Coupling Heating Medium Circuit

Instructions for venting, installing filter, and connecting pipes for the heating medium circuit.

Pressure Drop, Heating Medium Side

Graph showing pressure drop versus flow for different F2120 models.

Heat Insulation

Diagram illustrating heat insulation for the pipes connected to the unit.

Installing Flex Hoses

Diagram showing the connection of flex hoses to the unit.

Electrical Connections

General

General requirements for electrical connections, including permissions and qualified electricians.

Accessibility, Electrical Connection

Illustrations for removing the side cover to access electrical connections.

Configuration using DIP Switch

Instructions for setting communication address and functions using DIP switches.

Connections

Details on power connection, including cable routing and tightening torque.

Connecting External Control Voltage

Instructions for connecting external control voltage and wiring for tariff control.

External Heating Cable (KVR 10)

Information on connecting the KVR 10 heating cable for the condensation water pipe.

Cable Routing

Recommended routing for electrical and heating cables from the distribution box.

Optional Connections

Instructions for communication setup with NIBE indoor/control modules.

Commissioning and Adjusting

Preparations

Checklist for system preparation, leaks, electrical connections, and compressor heater activation.

Balance Temperature

Definition of balance temperature and its relation to building output requirement.

Filling and Venting

Steps for filling and venting the heating medium system using the venting nipple.

Start-up and Inspection

Procedure for starting up the unit, including checks, settings, and reporting.

Readjusting, Heating Medium Side

Steps for venting air and stabilizing the system for heating operation.

Adjustment, Charge Flow

Recommendations for adjusting charge flow for optimal heat pump function, especially with water heaters.

Control - Introduction

General

Overview of the F2120's internal controller and communication with NIBE modules.

LED Status

Explanation of the six status LEDs on the base board for control and fault tracing.

Master Control

Description of how control settings are made via the NIBE indoor module/control module.

Control Conditions

Details on control conditions, particularly for defrosting modes (active and passive).

Heat Pump Control EB101

Explanation of settings within the HEAT PUMP MENU 5.11.1.1 for silent mode, phase detection, and current limit.

Disturbances in Comfort

Troubleshooting

General guide to rectifying comfort disruptions by checking alarms and basic actions.

F2120 Does Not Communicate

Steps to troubleshoot communication issues between F2120 and indoor/control module.

Low Hot Water Temperature

Troubleshooting steps for issues related to hot water supply, including consumption and filter checks.

Low Room Temperature

Troubleshooting steps for low room temperature, including thermostat settings and flow issues.

High Room Temperature

Troubleshooting steps for high room temperature, primarily related to incorrect module settings.

Outdoor Unit Ice Build-up

Actions to resolve ice build-up, including activating 'de-icing fan' and checking airflow.

Large Amount of Water Below F2120

Troubleshooting for water accumulation below the unit, requiring KVR 10 and checking drainage.

Alarm List

Alarm List

Table listing alarms, their text, description, and possible causes for F2120.

Accessories

Accessories

List of available accessories for the F2120, including condensation water pipes of different lengths.

Technical Data

Dimensions

Diagrams showing the dimensions of F2120-8 and F2120-12, -16, -20 models.

Sound Pressure Levels

Table detailing sound power and pressure levels at various distances for F2120 models.

Technical Specifications

Detailed technical specifications including heating, cooling, electrical, and refrigerant data.

Working Area

Graphs illustrating the operating ranges (supply vs. outdoor temperature) for heating and cooling.

Heating

Graphs showing output and COP at different supply temperatures for F2120-8 and F2120-12.

Cooling

Graphs showing output at different supply temperatures for cooling capacity.

Energy Labelling

Information sheet detailing energy efficiency ratings for the F2120 models.

Electrical Circuit Diagram (230V)

Wiring diagram for F2120 (230V) showing component connections and layout.

Electrical Circuit Diagram (400V)

Wiring diagram for F2120 (400V) showing component connections and layout.

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