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Varmebaronen EP 225 - User Manual

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40 pages
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Installation and maintenance
The EP series
7 and 15 stage electric boilers
31 - 300 kW
EP31-300_180125_fw31-350_enGB

Table of Contents

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Summary

Safety and Handling Guidelines

General Safety Instructions

Instructions for safe handling, installation, operation, and maintenance of the boiler.

Boiler Operation Overview

Boiler Power Stages and Compensation

Explains boiler power stages and optional outdoor temperature compensation.

System Connectivity and Control Features

Details external connections for power, setpoint, and heat pump control.

Safety and Reliability Aspects

Discusses safety features like load-break switch and operational reliability.

Menu Navigation and System Standard

Adjustment and Installation Menus

Access and overview of menus for adjusting settings and installation parameters.

UTK System Menu Overview

Control Panel Operation and Indicators

Initial Operation and Parameter Setup

First Time Operation Checklist

Lists essential checks and conditions before starting the boiler for the first time.

Initial Parameter Configuration

Details initial setup of key parameters like load guard, temperature limits, and setpoints.

Menu Details: Operating and Adjustment

Adjustment Menu Settings

Details settings for maximum/minimum temperature, peak values, and standby mode.

UTK Adjustment Menu Details

Outdoor Temperature Setpoints (P1-P11)

Defines temperature setpoints for various outdoor temperature levels (P1 to P11).

Installation Menu Settings

Power and Current Limit Settings

Configuration of maximum power, current limit, and current margin.

Load Guard Configuration

Setup for load guard using secondary or direct measurement methods.

Advanced Installation Settings

Over Temperature Protection Settings

Settings for over-temperature protection and external temperature adjustment.

Operation and Maintenance Procedures

System Protection Features

Explains built-in protection features like load guard, PEC, safety valves, and over-temp.

Maintenance and Frost Protection

Outlines maintenance tasks, draining procedures, and frost protection measures.

Operational Checks and Adjustments

Temperature and Pressure Guard Checks

Procedures for checking temperature and pressure guards and their adjustment.

Alarm Codes and Descriptions (Red Indicator)

Temperature Sensor Alarms (R1-R8)

Lists and explains alarms related to temperature sensors.

PEC and High Temperature Alarms (R9-R10)

Explains PEC alarms and high temperature warnings for the mainboard.

Safety Guard and Load-Break Switch Alarms

Triggered Safety Guard Displays

Displays specific messages when high pressure, low pressure, or temperature guards trip.

Safety Guard Reset Procedures

Outlines the correct order for resetting tripped safety guards.

Safety Component Operation

Load-Break Switch Functionality

Explains the function of the load-break switch and how to reset it.

Temperature and Pressure Guard Operation

Details the operation and reset procedures for temperature and pressure guards.

General Installation and Water Requirements

Water Quality and System Compatibility

Details recommended water quality and compatibility with glycol and oxygenated water.

Pipe Installation Guidelines

Electrical Installation Procedures

External Unit and Power Connections

Details connections for external units and the main power supply.

Safety Equipment and Load Guard Installation

Pressure Guard Connections

Wiring diagrams for connecting low, high, and combined pressure guards.

External Control and Sensor Wiring

Heat Pump Power Control

Heat Pump Integration

Explains how to integrate a heat pump to control boiler power using binary signals.

Control Circuit Component Identification

Control Circuit Wiring Diagrams

Electric Circuit Diagrams (EP 31-70)

Boiler Model Data Tables

Troubleshooting Common Issues

Irregular Boiler Operation

Discusses causes and solutions for irregular boiler operation and stage fluctuations.

Low Water Flow Diagnosis

Provides methods and formulas to diagnose and calculate low water flow issues.

Varmebaronen EP 225 Specifications

General IconGeneral
BrandVarmebaronen
ModelEP 225
CategoryBoiler
LanguageEnglish

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