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Important Information for your PowerFlow:
ERS MINI
Installation and User Manual
IMPORTANT SAFETY INFORMATION, PLEASE READ AND UNDERSTAND
THIS MANUAL BEFORE COMMENCING WORK

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Summary of Contents for PowerFlow ERS MINI

  • Page 1 Important Information for your PowerFlow: ERS MINI Installation and User Manual • IMPORTANT SAFETY INFORMATION, PLEASE READ AND UNDERSTAND THIS MANUAL BEFORE COMMENCING WORK...
  • Page 2 PowerFlow Energy Ltd Register Your Product. Don’t forget to register your product on the PowerFlow website. Should you have a problem within the 2 year warranty period or beyond, this will help PowerFlow to service your enquiry. Visit: www.powerflowenergy.com/warrantyregistration Contact Us If you have any questions about our products, our website is designed to provide support.
  • Page 3: Table Of Contents

    Table of Contents Page 1 Foreword Page 2 Table of Contents Page 3 1. Introductory Information 1.1 Validity 1.2 Additional Information 1.3 Country Regulatory Network Parameters Page 4 2. Safety Information 2.1 Appropriate Usage 2.2 Safety Instructions 2.3 Safety Notices Page 5 3.
  • Page 4: Introductory Information

    E.R.S MINI is designed to be connected to an AC supply network with a nominal supply of 230V / 50Hz. ERS MINI is designed to work alongside a grid connected renewable generator such as a wind or solar system. E.R.S MINI does not connect directly to the generation system and therefore will not effect its operation or any tariff rate that may be associated with it.
  • Page 5: Safety Information

    2. Safety Information 2.1 Appropriate Usage PowerFlow E.R.S MINI is a grid connected energy flow controller diverter designed solely to be used to- gether with any grid connected solar PV or wind generation system. It can be used in energy battery back up or off grid systems provided the electricity network complies to the appropriate grid standard.
  • Page 6: Product Description

    3. Product Description PowerFlow E.R.S MINI is a grid connected energy diversion system which converts surplus AC electrical energy, or export, from any grid connected solar or wind generator into heat via a hot water or space heating resistive load element. By performing this function, surplus energy generation, which is unable to be used, can be stored and used at a later time when demand for hot water or heating is required.
  • Page 7: Unpacking

    4: Unpacking Thank you for purchasing the PowerFlow Energy Recovery System, E.R.S MINI. Please read fully, and take note of, the required installation conditions set out by this installation guide, before commencing work. If you are unsure about installation, further design and installation advice can be found in the full technical manual available for download at www.powerflowenergy.com.
  • Page 8: Mounting

    5. Mounting 5.1 Selecting a Suitable Mounting Location IMPORTANT: E.R.S MINI is rated to IP20. It is suitable for indoor installations only. It is also suitable for damper environments such as un-heated garages or out buildings. Do not mount sundial in direct sunlight due to heat absorption.
  • Page 9: Product Dimensions

    5.2 Product Dimensions 40mm 75mm 20mm Display Power IEC Power OUT connector IEC Power IN connector Manual Boost Button Current Clamp Use 3 core 20mm 1.5mm² flex to isolator, then 40mm 2.5mm to 50mm consumer 165mm board 5.3 Overview of Connection Panel Object Description Main Power OUT connector...
  • Page 10: Ventilation Mounting Clearances

    5.4 Ventilation Mounting Clearances CAUTION: Observe the minimum clearance to walls and other devices. This is to ensure that there is sufficient and suitable space for heat dissipation 100mm 100mm 5.5 Mounting Clearances for Multiple Devices Horizontal Installation: 100mm minimum between devices Vertical Installation: 150mm minimum between devices 100mm 100mm...
  • Page 11: System Design

    Take note of the following warnings: DANGER: Risk of electric shock PowerFlow E.R.S MINI is designed to be fully integrated and simple to install. It is recommended however, that all electrical work is carried out by a competent electrical professional and all local elec- trical standards such as BS7671 are observed prior to installation.
  • Page 12: Connector Assemblies

    7. Connector Assemblies The power connections for E.R.S MINI are supplied pre wired, connections for the current clamp connector require termination. Refer to the below pin out references should the connectors require re assembly. 7.1 Power Connections 3 PIN IEC Power OUT Connector (C) 3 PIN IEC Power IN Connector (D) PFM-PC-03-M PFM-PC-03-FM...
  • Page 13: Wiring Diagram

    Observe the silver label on the CT for correct fitment. It must be connected in this location in order for ERS MINI to function correctly. Failure to observe this will result in incorrect operation which may result in energy import.
  • Page 14: Display And Control Elements

    9. Display and Control Elements: Take note of all control elements before first commissioning. 20 LED Power The serial number is Manual Boost Button Bar Indicator located on the left had end plate 9.1 Switch ON and OFF During installation, a 20A double pole switch with neon should be installed close to the ERS device. This acts as an isolation switch should the user wish to isolate the ERS unit from the mains supply.
  • Page 15: Using The Manual Boost

    9.3 Using the Manual Boost Button The manual boost button is designed to enable the user to provide supplementary power to the heating load should it be required. To enable the manual boost, push the button once, an audible ‘click’ can be heard and the LED will turn on indicating the manual boost has been started.
  • Page 16: Operation During No Load

    9.6 Over Temperature ERS MINI has an internal temperature sensor for safety. If an over temperature situation occurs, the cen- tre 3 LEDs will illuminate and ERS will shut down for 2 minutes. After this period, ERS will attempt to re-start automatically.
  • Page 17: Commissioning

    Only energise the system once all of the above has been completed. 10.2 System Testing PowerFlow E.R.S MINI is an intelligent device with no initial setup required. It automatically detects the import/export voltage and current, and the size of the connected loads making commissioning simple.
  • Page 18: Adjusting The Existing Heating System

    IMPORTANT: ERS MINI does not have the ability to be over ridden in this way and is therefore not suita- ble for this application. It is advised to use the ERS PRO product with a connected external timer so as this essential override function can be performed.
  • Page 19: Technical Specification

    6: Technical Specification TECHNICAL DATA POWERFLOW ERS mini Edition Output power: Max / Nominal 3200 / 3000 Watts Output current: Max / Nominal 13A / 12.5A Phase Operation Single Phase Voltage range / frequency 206-262V / 50 Hz Fuse Protection (replaceable)
  • Page 20 www.powerflowenergy.com...

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