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Varmebaronen EK 15 E Manual

Electric flow heater – 7-stage
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MANUAL
Use and Installation
Electric flow heater – 7-stage
EK 15 E

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Summary of Contents for Varmebaronen EK 15 E

  • Page 1 MANUAL Use and Installation Electric flow heater – 7-stage EK 15 E...

  • Page 2: Table Of Contents

    Contents About the manual ............................ 2 1.1. About the User Manual ........................2 1.2. About the Installation Manual ......................2 1.3. Explanation of symbols ........................2 1.4. Disclaimer ............................2 User manual ............................3 2.1. Safety ............................... 3 2.2. Installation information ........................4 2.3.

  • Page 3: About The Manual

    1. About the manual This manual consists of two parts, a User Manual and an Installation Manual. 1.1. About the User Manual The User Manual is aimed at those who have purchased a boiler made by Värmebaronen. Here you will find descriptions of boiler functions, user instructions and maintenance advice.

  • Page 4: User Manual

    2. User manual 2.1. Safety • Please read through the User Manual carefully before using the boiler! • Installation, service and other measures may only be carried out by a qualified installation engineer. • Intervention that requires tools must be performed by a qualified installation engineer.

  • Page 5: Installation Information

    2.2. Installation information Boiler Responsible installer Boiler’s serial number: Name: Installation date: Telephone number: Does the system contain anti-freeze? Type of glycol: Settings Number of power stages Delivery setting: 7 Main fuse Delivery setting: 25 Power when switched on Delivery setting: 2 Other notes...

  • Page 6: Overview

    2.3. Overview 1. Control panel 6. Flow and safety line, 10. Display R25 ext. 2. Power switch 11. Button function 7. Cable openings, right 3. Circuit breaker 12. Button and left side. 4. Overheating 13. Optional outdoor sensor 8. Brackets for wall mounting protection 14.

  • Page 7: Functions And Settings

    Indicator lights The boiler’s display has three indicator lights: one green, one yellow and one red. Read more about the functions of the indicator lights on page 13. Buttons Buttons for navigating the boiler’s menus. Button function The buttons have different functions in different menus. The button function box on the display shows the button’s function in the menu you have selected.

  • Page 8: Display

    2.4.1. Display The display shows the status of the boiler and provides you with access to the boiler’s menus. The appearance of the display may differ depending on how the boiler is set up. 24. Boiler temperature 28. Open the menu 25.

  • Page 9: Temperature-Regulating Functions

    Language selection Product information After 15 minutes of inactivity, the display reverts to the home screen. Basic settings The installation engineer sets the language, time and date at the time of installation. In the event of a power failure lasting longer than 3–4 days, you or the installation engineer may need to set the basic settings again.

  • Page 10: Safety Functions

    Heating curve (optional) Read more about the heating curve on pages 11–12. 2.4.3. Safety functions Load guard The load guard protects the main fuses against overload. For measuring up to 50 A main fuse. Current transformers are included. Over-temperature protection The over-temperature protection is a digital safety feature.

  • Page 11: Alarms, Warnings And Limitations

    Anti-freeze If the boiler or system is in a low-temperature environment, the installation engineer can add anti-freeze and turn off the freeze-protection functions. 2.4.4. Alarms, warnings and limitations The boiler can activate three types of safety messages: alarm, warning and limitation.

  • Page 12: Optional Features

    2.5. Optional features Heating curve (optional) The heating curve function can only be used if an outdoor sensor (optional) is connected.The heating curve controls the boiler temperature in relation to the outdoor temperature. The lower the temperature outside, the more the boiler’s temperature increases in relation to the outdoor temperature.
  • Page 13 Adjust the heating curve level (optional) If you are unhappy with the indoor temperature, you should first adjust the heating curve level between 5 and 30. You can change the heating curve level by using the plus and minus buttons on the boiler’s display.

  • Page 14: Troubleshooting

    2.6. Troubleshooting Provide details of any error code when contacting your supplier. What has happened? What does it mean? What should I do? Green indicator light is The boiler is working No action is required. normally. Yellow indicator light The boiler has activated Make a note of the warning issued by the boiler.

  • Page 15: Acknowledging An Alarm, Warning Or Limitation

    2.6.1. Acknowledging an alarm, warning or limitation Press the button furthest to the left. 2. Press the button second-furthest to the left. 3. Check the alarm, warning or limitation code shown on the display. 4. Contact your installation engineer for troubleshooting and remedial actions. If you find that the boiler is malfunctioning, contact your installation engineer for possible troubleshooting and remedial actions.

  • Page 16: Install The Boiler

    Option • Outdoor sensor • Room device Water quality If the water’s values deviate from the recommended values, you must adjust the values or use an alternative water source. If the water deviates from the recommended levels, it can cause corrosion or lime deposits, which will shorten the service life of the boiler by several years.

  • Page 17: Install The Pipe System

    Position the outdoor sensor: • Halfway up an outside wall. • In a corner facing north or northwest. • So that the outdoor sensor is not affected by escaping hot air from vents, doors or windows. • So that the outdoor sensor is not exposed to the morning sun. To connect the outdoor sensor to the boiler, see the wiring diagram on page 20.
  • Page 18 System principle – open expansion tank • The boiler’s safety pipe must be connected in a non-isolatable, uninterruptible rise to the expansion tank. • Protect the safety pipe and expansion tank from frost. • Install the open expansion tank at least 2.5 metres above the highest point in the system. According to Swedish Standard EN12828, the following system requirements must be satisfied: •...
  • Page 19 System principle – Closed expansion tank with underfloor heating This valve must be lockable in the open position System principle – Open expansion tank with boiler...

  • Page 20: Install The Electricity

    3.2.5. Install the electricity Electrical installation or alteration to electrical installation may only be carried out by qualified personnel. Always shut off the power before carrying out work on the boiler. Overview and wiring diagram 1. Circuit board, power 5. Circuit board, panel 2.
  • Page 21 Always shut off the power before carrying out work on the boiler. WHITE WHITE WHITE BROWN BROWN BROWN BLACK BLACK BLACK Connection 400V3N∼ Circulation pump connection 230V∼ Boiler temperature sensor Connection for blocking or voltage control Connection, outdoor sensor and alternative temperature (optional) Optional room unit connection Connection, current transformer for load guard Circuit breaker...
  • Page 22 Cable routing Circulation pump Circulation pump – Operating voltage 230 V~ and max load 2 A. When the boiler controls the circulation pump, the circulation pump must be marked to indicate this. See number 9 on the wiring diagram on page 20. Power supply Read more about power supply in the technical specification on page 32.
  • Page 23 External limitation 0-10 V Remove the existing jumper between terminals 3 and 4. Connect the control signal to terminals 4 and 5. Set boiler’s setpoint slightly higher than the required temperature as the boiler’s temperature control is superior. Direct control 0–10 V The setpoint does not limit the boiler, only the over-temperature limit.
  • Page 24 Menus and settings Navigating the menu Menu functions On the display Explanation Current temperatures (Main Displays current temperatures for Boiler temperature, Setpoint, Outdoor temperature, Room temperature. menu) Room setpoint and Internal temperature. Alt. temp (Installation With the Alt. temp function connected, the user can shift the heating curve level in parallel with an external unit, such engineer settings) as GSM or a remote-controlled ON/OFF switch (optional).
  • Page 25 Setpoint Desired flow temperature. If the outdoor sensor is activated, it controls the setpoint. If the outdoor sensor is deactivated, the (Current temperatures) user sets the setpoint via the panel. Circ. Pump Start and stop function of the circulation pump when manual operation is activated.
  • Page 26 Internal temperature The power circuit board’s temperature. (Current temperatures) Curve slope The curve slope regulates how much the flow temperature increases in relation to the outdoor temperature. Selectable (Heating curve) values range from 21 to 60. Curve slope 50 corresponds to a flow temperature of 50°C when the outdoor sensor is registering 0°C (optional).
  • Page 27 Stage margin The size of the power stages in 1/10 Ampere. Preset from the factory (31) and must not be changed. (Installation engineer settings / Load guard) Language selection Selectable languages are Swedish and English. (Main menu) System setting. Displays the advanced system settings menu. (Installation engineer settings / Advanced) Temp guard level...

  • Page 28: After Installation

    3.3. After installation 3.3.1. Registration Fill out the enclosed registration form. Post the copy with the pre-printed address to Värmebaronen and give the other copy to the user. 3.3.2. Installation engineer’s checklist Before starting up the boiler Has the electrical installation been adapted to the local power supply? Are the boiler and heating system filled with water and vented.

  • Page 29: Troubleshooting

    5. Explain the ECO function to the user and demonstrate how the user activates and deactivates the ECO function (page 8 of the User Manual). 6. Demonstrate how the user should set the time and date. 7. Explain alarms, warnings and limitations to the user (page 10 of the User Manual).
  • Page 30 3. Measure the temperature increase between the return and flow lines of the boiler. 4. Calculate the flow through the boiler using the formula below. 5. Check against the flow details whether the flow is adequate. q = P/(∆t x 1.16) q = water flow in m3/h (m3/h x 1000/3600 = litres/second) P = electric boiler power output in kW ∆t = difference in temperature between the boiler’s return and...
  • Page 31 Troubleshooting outdoor sensor (optional) The outdoor sensor must not be connected to the power circuit board during resistance measurement. When the boiler is energized, voltage is measured in the sensor’s connection points at the PCB. Values °C kΩ °C kΩ 88.7 64.2 47.0...
  • Page 32 Warning: The outdoor sensor is faulty or outside the W04: Outdoor sensor measurement range. The regulation continues to regulate and assumes outdoor temperature = 0°C. Warning: The room unit is faulty or outside the measurement range. The room unit is disconnected from the control until W05: Room sensor the alarm is acknowledged and the sensor is repaired.

  • Page 33: Technical Specification

    3.5. Technical specification Type EK 15 E Article number 1212 Power 14.7 kW Current 21.2 A Number of steps Highest fuse 25 A Voltage, Power 400 V3N~ Voltage tolerance ≤ ± 10 % Frequency 50Hz Sealing nipple Diameter 28.3, 22.5, 18.6 mm...
  • Page 34 Dimensional sketch Components Art. no. Designation Quantity Art. no. Designation Quantity 90047 Container with immersion 120009 Knob of power switch heater 21064 Circuit board, power 180021 Circuit breaker 210206 Boiler temperature sensor 210232 Circuit board, panel 360020 Current transformer 210233 Overlay 170046 Contactor, power group 3...

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