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Varmebaronen EP 70 - 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

Operation

Operation and maintenance

Control panel

Overview of the boiler's control panel, indicators, buttons, and display functions.

Start - first operation

Steps and checks required for initial boiler startup and operation.

Controlling power from the heat pump

How to control boiler power using a heat pump via external signals.

Check on temperature guards

Procedure for checking and adjusting boiler temperature guards.

Maintenance

Procedures for regular maintenance, like tightening cable connections.

Action in the event of a risk of freezing -frost protection

Measures to prevent freezing and damage to the heating system.

Adjustment menu - with outdoor temperature compensation (UTK)

Heating curve

Graphical representation and explanation of the heating curve points (P1-P11).

Installation menu

Alarm - warning - information

Red indicator flashing - Alarm

Describes causes and remedies for red indicator flashing (serious fault).

Yellow indicator flashing - warning

Explains causes and remedies for yellow indicator flashing (warning).

Alarm - load-break switches and safety guards

Load-break switch

Operation and reset procedure for the boiler's load-break switch.

Temperature guard

Function of the temperature guard and its reset mechanism.

General

Flow requirements

Importance of correct flow rates for satisfactory boiler operation and longevity.

Installation

Pipe installation

Guidelines and principles for connecting the boiler's piping system.

Electrical installation

Pressure guards - Safety equipment

Wiring diagrams for connecting optional pressure guards and safety equipment.

Controlling power from the heat pump

How a heat pump controls boiler power via 3-bit binary output.

Load guard

Explanation of load guard function and connection of current transformers.

External stage control

Controlling boiler stage using external signals (0-10V, 0-5V, 4-20mA).

External setpoint - 0-10 V, 0-5 V or 4-20 mA

Setting external temperature setpoints using various signal types.

Control circuit

Data

Troubleshooting

Varmebaronen EP 70 Specifications

General IconGeneral
BrandVarmebaronen
ModelEP 70
CategoryBoiler
LanguageEnglish

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