Table of Contents
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Table of Contents
Related Manuals for Nibe S1255-12
Summarization of Contents
Quick Guide Navigation
Navigation and Interface
Explains how to interact with the display interface using touch gestures.
Smartguide Overview
Introduces the Smartguide feature for monitoring status and making common settings.
Setting Indoor Temperature
Instructions on how to set the temperature for the climate system.
Product Overview Information
Details on product name, serial number, software, and service information.
Important Information
Safety Information
Manual describes installation and service procedures for specialists.
Symbols and Markings
Explains symbols for danger, caution, tips, and product markings (CE, IPx1B).
Serial Number Location
Identifies the location of the serial number on the unit and display.
Delivery and Handling
Transport and Storage
Instructions for transporting and storing the S1255 unit safely.
Installation Area Requirements
Specifies required clearance around the unit for proper installation.
Assembly Instructions
Steps for correctly assembling and leveling the S1255 on a foundation.
Supplied Components and Panel Handling
Component List
Lists and illustrates all components included with the heat pump.
Front Panel Removal
Step-by-step guide for safely removing the front panel.
Side Panel Removal
Instructions for removing side panels for installation access.
Removing Insulation
Guidance on removing insulation to facilitate installation.
The Heat Pump Design
General Component Overview
Overview of the heat pump's general components and connections.
Pipe Connections
Lists and labels all pipe connection points on the unit.
HVAC and Electrical Components
Lists and labels HVAC, sensors, and electrical components.
Pipe Connections Details
General Pipe Installation Guidelines
General guidelines for pipe installation and system operation.
Symbol Key for Diagrams
Explains symbols used in pipe connection diagrams.
System Diagram and Dimensions
System Diagram Explanation
Illustrates the system's overall diagram and components.
Dimensions and Pipe Connections
Provides physical dimensions and connection details for the unit.
Connecting Brine and Heating Medium Sides
Brine Side Connection
Instructions for connecting and filling the brine system.
Heating Medium Side Connection
Instructions for connecting the heating medium system.
Connecting Water and Alternative Systems
Cold and Hot Water Connection
Specific guidance for connecting cold and hot water lines.
Ground Water System Connection
Details on connecting a ground water system.
Docking Alternatives Overview
Overview of different connection options for the S1255.
System Expansion Options
Ventilation Recovery Module
Information on supplementing with an exhaust air module.
Passive Cooling Options
Details on connecting passive cooling using accessories.
Multiple Climate Systems
Connecting to multiple climate systems with accessories.
Pool Heating Accessory
Information on enabling pool heating with the S1255.
Electrical Connections
General Electrical Installation
General guidelines for electrical installation and wiring.
Miniature Circuit Breaker (FC1)
Information about the internal miniature circuit breaker.
Electrical Connection Access and Components
Accessing Electrical Connections
How to access electrical connections and remove covers.
Cable Lock Functionality
Using a tool to release/lock cables in terminal blocks.
Temperature Limiter (FQ10)
Information on the temperature limiter and its resetting.
Power and Control System Connections
Power Connection Details
How to connect the incoming supply voltage to the unit.
External Control Voltage Connection
Notes and instructions for connecting external control voltage.
External Connections and Sensors
Overview of External Connections
Overview of external connections to the PCB AA2.
Sensor Connections
Details on connecting outdoor, room, and external flow line sensors.
External Energy Meter Connection
Connection of external energy meters (BE6, BE7).
Load Monitoring and Communication
Load Monitor Functionality
Explanation of integrated and current sensor load monitors.
Current Sensor Installation
How to install and connect current sensors for load monitoring.
Multi-Installation Communication
Information on setting up multiple heat pumps and communication.
Accessories and Selectable Inputs/Outputs
Connecting Accessories via Board
Instructions for connecting accessories via accessory board (AA5).
Selectable Inputs/Outputs Overview
Overview of software-controlled AUX inputs and outputs.
External Function Activation
Connecting external switches to activate functions like pump control.
Advanced Settings and Functions
External Temperature Adjustment
Connecting an external switch to adjust supply temperature.
SG Ready Function Configuration
Configuring SG Ready for electricity price influence.
External Function Blocking
Connecting an external switch to block various functions.
AUX Output Relay Selection
Using a relay for external connection via PCB terminal block X27.
Electrical Addition and Output Settings
Optional External Functions
Lists optional functions for external connections.
External Circulation Pump Connection
Diagram for connecting an external circulation pump.
Immersion Heater Power Steps
Tables showing total phase current for the immersion heater.
Switching to Maximum Electrical Output
How to switch the heat pump to maximum 9 kW output.
Electrical Data and Emergency Mode
Electrical Data Tables
Tables detailing electrical specifications for various models.
Emergency Mode Operation
How the system operates in emergency mode.
Emergency Mode Activation
Activating Emergency Mode
How to activate and deactivate emergency mode.
Commissioning and Adjusting
Preparations for Commissioning
Pre-commissioning checks like circuit breakers and water presence.
Filling and Venting Procedures
Procedures for filling and venting the climate system.
Hot Water Heater Filling
Steps for filling the hot water heater.
Brine System Filling and Venting
Instructions for filling and venting the brine system.
Start-up and Inspection Procedures
Initial Start-up Guide
Guide for initial start-up and inspection of the installation.
Commissioning Process
Explanation of the commissioning process and its importance.
Pump Adjustment Procedures
Pump Adjustment (Automatic Operation)
Setting pump speeds automatically for brine and heating medium.
Pump Adjustment (Manual Operation)
Manual adjustment of pump speeds for brine and heating medium.
Heating Medium Side Adjustments
Heating Medium Pump Speed Settings
Manual pump speed settings for the heating medium pump.
Heat Medium Side Readjustment and Venting
Venting the heat medium side after adjustments.
Heating Curve Settings
Collector Side Readjustment and Venting
Venting and adjusting the collector side.
Level Vessel Checks
Checking and filling the level vessel.
Setting the Heating Curve
How to view and set the heating curve for indoor comfort.
Heating Curve Coefficient and Offset
Explains how slope and offset affect heating curve.
Heating Curve Adjustment
Heating Curve Adjustment Steps
Steps to adjust the heating curve (slope and offset).
Reading the Heating Curve
How to read values from the heating curve graph.
myUplink System Configuration
myUplink Specification
Requirements for myUplink communication with S1255.
Connecting to myUplink
Steps for connecting the system to a myUplink account.
Managing myUplink Users
How to disconnect users from the myUplink system.
myUplink Service Levels
Overview of different service levels available through myUplink.
Control System Introduction
Display Unit Overview
Overview of the display unit and its components.
Status Lamp Indicators
Explains the meaning of the status lamp's colors.
USB Service Port
Information about the USB port for software updates.
On/Off Button Functions
Functions and operation of the on/off button (SF1).
Touchscreen Navigation and Menus
Touchscreen Navigation
How to navigate the touchscreen interface.
Help Menu Access
How to access help text for menu items.
Menu Types Explained
Explanation of different menu screen types.
Home Screens and Function Pages
Overview of home screens and how to use function pages.
Control System Interface Elements
Display Boards and Drop-down Menus
Adjusting values using boards and accessing drop-down menus.
Product Overview Details
Finding product details and software updates in the overview.
Compressor Status Display
Displays compressor status and operating details.
Menu Navigation Structure
Menu Tree Navigation
How to navigate menus for advanced settings.
Main Menu Access
The main menu structure for accessing various functions.
Control Menu System
Menu 1: Indoor Climate Settings
Settings for indoor climate control, including temperature and ventilation.
Menu 1.1: Temperature Settings
Making temperature settings for S1255.
Menu 1.1.1: Heating Temperature
Setting heating temperature with or without room sensors.
Indoor Climate Advanced Settings
Menu 1.3: Room Sensor Settings
Settings for room sensors and controlling room temperature.
Menu 1.30: Advanced Settings
Access to advanced user settings and sub-menus.
Menu 1.30.1: Heating Curve Settings
Viewing and setting the heating curve for house heating.
Heating Curve Adjustments
Menu 1.30.3: External Adjustment
Adjusting supply temperature via external contact or room sensor.
Menu 1.30.4: Lowest Supply Heating
Setting the minimum permitted supply temperature.
Menu 1.30.6: Highest Supply Heating
Setting the maximum permitted supply temperature.
Menu 1.30.7: Own Heating Curve
Creating a custom heating curve.
Hot Water Control Menus
Menu 2: Hot Water Settings
Settings related to hot water production and demand.
Menu 2.1: More Hot Water
Selecting a temporary increase in hot water temperature.
Menu 2.2: Hot Water Demand Modes
Choosing hot water demand modes (Smart, Small, Medium, Large).
Menu 2.4: Periodic Hot Water Increase
Setting periodic increases to prevent bacterial growth.
System Information Menus
Menu 3: System Information
Accessing system information, logs, and product details.
Menu 3.1: Operating Information
Viewing current operating status and temperatures.
Menu 3.4: Alarm Log
Storing and viewing alarm history for troubleshooting.
My System Settings
Menu 4: My System Configuration
Settings for system operation, plus functions, and advanced options.
Menu 4.1: Operating Mode Selection
Selecting operating modes like Auto, Manual, or Additional Heat Only.
Plus Functions and Smart Features
Menu 4.2.3: SG Ready Configuration
Configuring SG Ready for electricity price influence.
Menu 4.2.5: Smart Price Adaptation
Selecting installation zone and affecting temperature/hot water.
Menu 4.4: Weather Control
Adjusting indoor climate based on weather forecast.
Menu 4.5: Away Mode Settings
Settings for away mode, affecting heating, cooling, and hot water.
Energy Pricing and System Settings
Menu 4.7: Energy Price Control
Tariff control for additional heat based on electricity price.
Menu 4.8: Time and Date Settings
Setting time, date, display mode, and time zone.
Menu 4.30: Advanced Settings
Access to advanced settings, including factory reset.
Connection and Network Settings
Menu 5: Connection Management
Managing connection to myUplink and network settings.
Menu 5.1: myUplink Configuration
Managing myUplink connection and users.
Menu 5.2: Network Settings
Choosing between Wi-Fi or Ethernet connection.
TCP/IP Settings
Setting TCP/IP configuration (DHCP or manual).
Scheduling and Time-Based Settings
Menu 6: Scheduling Functions
Scheduling longer changes and repeated changes in heating/hot water.
Menu 6.1: Holiday Schedule
Scheduling longer-term temperature changes for holidays.
Menu 6.2: Regular Scheduling
Scheduling repeated changes in heating and hot water.
Service Menu and Settings
Menu 7: Service Functions
Access to service settings, accessory settings, and system configurations.
Menu 7.1: Operating Settings
Making operating settings for the system.
Menu 7.1.1: Hot Water Settings
Advanced settings for hot water operation.
Menu 7.1.2: Circulation Pump Settings
Sub-menus for advanced circulation pump settings.
Pump and Compressor Service Settings
Menu 7.1.2.7: Brine Pump Speed
Setting the speed for the brine pump.
Menu 7.1.2.8: Brine Alarm Settings
Settings for brine temperature alarms and automatic reset.
Menu 7.1.3: Compressor Settings
Advanced compressor settings, including block frequency.
Menu 7.1.5.1: Internal Electric Additional Heat
Setting maximum electrical power for internal additional heat.
Heating and Alarm Service Settings
Menu 7.1.6: Heating Settings
Advanced settings for heating operation.
Menu 7.1.8: Alarm Settings
Settings for safety measures during operational disruptions.
Menu 7.1.8.1: Alarm Actions
Selecting how S1255 alerts and acts during an alarm.
Menu 7.1.8.2: Emergency Mode Settings
Settings for how additional heat is controlled in emergency mode.
System Load and Priority Settings
Menu 7.1.9: Load Monitor Settings
Setting fuse size, transformer ratio, and phase sequence.
Menu 7.1.10: System Settings
General system settings for the installation.
Menu 7.1.10.1: Operating Priority
Setting priority for different demands (hot water, heating, etc.).
Accessory and Multi-Installation Settings
Menu 7.2: Accessory Settings
Making operating settings for installed and activated accessories.
Menu 7.2.1: Add/Remove Accessories
Informing S1255 about installed accessories.
Multi-Installation and Docking
Menu 7.3: Multi-Installation Setup
Making settings for connected heat pumps in a multi-installation.
Menu 7.3.1: Multi-Installation Configuration
Configuring multi-installation and system settings.
Menu 7.3.4: Docking Settings
Setting system docking in relation to pipes and accessories.
Service Tools and Functions
Menu 7.4: Selectable Inputs/Outputs
Stating where external switch functions are connected.
Menu 7.5: Service Tools
Accessing functions for maintenance and service work.
Menu 7.5.2: Underfloor Drying Function
Setting up the underfloor drying function.
Menu 7.6: Factory Setting Service
Resetting all settings to default values.
Start Guide and Log Management
Menu 7.7: Start Guide Activation
Manually starting the start guide for initial setup.
Menu 7.8: Quick Start Function
Quick starting the compressor when conditions are met.
Menu 7.9: Log Files
Collecting information about alarms and changes for troubleshooting.
Service Actions and Emergency Mode
General Service Precautions
General notes on servicing and using replacement parts.
Emergency Mode Operation
How emergency mode functions and what basic functions are active.
System Draining Procedures
Draining the Hot Water Heater
Steps to drain the hot water heater using siphon principle.
Draining the Climate System
Procedures for draining the climate system.
Draining the Brine System
Procedures for draining the brine system.
Cooling Module Service
Temperature Sensor Data Table
Table showing temperature sensor resistance and voltage data.
Cooling Module Removal
Steps to pull out the cooling module for service and transport.
Cooling Module Removal Details
Cooling Module Disconnection Steps
Detailed steps for disconnecting and removing the cooling module.
USB Service Outlet and Logging
USB Service Port Usage
Using the USB port for software updates and logging.
Software Update Procedure
Steps to update the software using a USB memory.
Menu 8.2: Logging Configuration
Configuring logging of measurement values to a USB file.
Floor Drying Log Saving
Saving floor drying logs on USB memory.
Settings Management and Software Restore
Menu 8.3: Manage Settings
Managing menu settings (save/retrieve) using a USB memory.
Manual Software Restore
Restoring the software to a previous version.
Disturbances in Comfort Troubleshooting
Info-menu for Fault Diagnosis
Using the operating info menu to identify fault sources.
Alarm Management and Auxiliary Operation
Handling alarms, resetting, and understanding auxiliary operation.
Basic Troubleshooting Actions
General troubleshooting steps for common issues.
Low Hot Water Temperature Troubleshooting
Troubleshooting steps for low hot water issues.
Room and System Temperature Troubleshooting
Low Room Temperature Troubleshooting
Troubleshooting steps for low room temperature.
Uneven Room Temperature Issues
Troubleshooting steps for uneven room temperatures.
Low System Pressure Troubleshooting
Troubleshooting steps for low system pressure.
Compressor Start Issues
Troubleshooting steps when the compressor does not start.
Accessories for Enhanced Functionality
Accessory Card AXC 40
Used for connecting shunt/step controlled heat, pumps, etc.
Passive Cooling Accessories
Information on passive cooling accessories.
External Electric Additional Heat
Accessories for external electric additional heat.
Extra Shunt Group ECS 40/ECS 41
For multiple heating systems requiring different supply temps.
Additional Accessories
Humidity Sensor HTS 40
Shows and regulates humidity and temperatures.
Level Monitor NV 10
Level monitor for extended checks of brine level.
Passive Cooling PCM S40/S42
Enables passive cooling from collectors.
Pool Heating Pool 40
Enables pool heating with S1255.
Technical Data Overview
Dimensions and Setting-out Coordinates
Provides physical dimensions and installation layout coordinates.
Electrical Data Specifications
Electrical Data Tables by Model
Tables detailing electrical specifications for various models.
Performance Data (EN 14511)
Output Data According to EN 14511
Performance data for heating capacity, power, and COP.
SCOP According to EN 14825
Seasonal Coefficient of Performance data for different climates.
Energy Rating and Noise Levels
Energy efficiency class, sound power and pressure levels.
Electrical Data and Compliance
Details on pumps, enclosure class, and electrical compliance.
Pipe, Component, and Dimension Data
Pipe Connection Dimensions
Dimensions for various pipe connections (brine, heating medium, water).
Hot Water Heating Capacity Data
Hot water heating capacity and amount of hot water.
Compressor Oil Specifications
Information on compressor oil type and volume.
Dimensions and Weight
Physical dimensions and weight of the heat pump.
Working Range for Compressor Operation
Operating range graphs for compressor performance.
Compressor Speed Dimensioning Diagrams
Heating Mode Compressor Speed Diagrams
Graphs showing specified heating output vs. incoming brine temperature.
Cooling Mode Output Diagrams
Cooling Mode Output Graphs
Graphs showing specified cooling output vs. incoming brine temperature.
Energy Labelling Information
Energy Labelling Data Sheets
Summary of energy labelling information for different models.
Seasonal Heating Efficiency Classes
Energy efficiency class for space heating in various climates.
Water Heating Efficiency Classes
Energy efficiency class for water heating.
Technical Documentation Details
Technical Data by Model
Technical specifications categorized by model.
Heat Pump Type and Climate Application
Details on heat pump type, climate application, and standards.
Heating Capacity and COP Data
Declared capacity and COP for space heating at various temperatures.
Power Consumption Modes
Power consumption in non-active modes (Off, Standby, etc.).
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