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Empower ElektroBank 14 Installer Manual

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ElektroBank 14 Installer & User Manual
Note: This manual should only be used by trained installers that
have been certified by Empower Energy. Access to the Empower
Installation Dashboard is required to complete commissioning, and
a login is only provided to certified installers. To become a certified
installer, you must complete a formal training process. Further
information about the process is described in document 9000066
Empower Installer Certification Process which can be found at
www.empowerenergy.com.au.
Empower Energy Pty Ltd
Unit 7, 81 Frenchs Forest Road East
Frenchs Forest, NSW, 2086
Australia
www.empowerenergy.com.au
Office: +61 (0)2 8745 8821
Installation Support: +61 (0)2 8745 8835
Version
10.0
Page 1 of 48

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Summary of Contents for Empower ElektroBank 14

  • Page 1 ElektroBank 14 Installer & User Manual Note: This manual should only be used by trained installers that have been certified by Empower Energy. Access to the Empower Installation Dashboard is required to complete commissioning, and a login is only provided to certified installers. To become a certified installer, you must complete a formal training process.
  • Page 2 Additional detail to several sections Associated / Referenced Documents Issued By Document no. Document title Empower 9000066 Empower Installer Certification Process Empower 1000495 Application Note Understanding Battery Backup and Sizing Associated / Referenced Standards Document no. / Document title Revision no.

  • Page 3: Table Of Contents

    1 Table of Contents 1 TABLE OF CONTENTS ....................... 3 2 MARKINGS & SYMBOLS......................5 3 NOTICE, CAUTION, WARNING & DANGER CALLOUTS ............5 3.1 Battery Markings .........................6 4 EXTERNAL RCD REQUIREMENTS ....................6 5 WARNINGS ..........................7 6 DIMENSIONED DRAWING ....................... 8 7 PACKING LIST ..........................
  • Page 4 13.4.3 Changing inverter settings ..................41 13.4.4 Viewing Read-Only Settings ..................42 14 MAINTENANCE ........................43 14.1 User Maintenance ........................ 43 14.2 Trained Service Professional Maintenance ..............43 14.2.1 Turning OFF the Unit ...................... 43 14.2.2 Turning ON the Unit ....................... 43 15 ELECTRICAL RATINGS ......................

  • Page 5: Markings & Symbols

    (ground) electrode. 3 Notice, Caution, Warning & Danger Callouts Empower Energy uses the following graphics to bring attention to hazards: High level hazard. Could result in death or serious injury. Danger Low level hazard.

  • Page 6: Battery Markings

    Proper disposal of batteries is required. Refer to Disposal your local codes for disposal requirements. Recommended Charge Charging is only allowed using the provided ElektroBank 14 instructions system, do not try charging with a different charger. 4 External RCD Requirements...

  • Page 7: Warnings

    During unpacking, inspect the goods for damage such as large dents or deep scratches, which may indicate the unit was dropped. Do not use ElektroBank 14 if it is defective or appears damaged in any way, internal or external. Contact your supplier for further advice.

  • Page 8: Dimensioned Drawing

    6 Dimensioned Drawing Note: Floor Mount Kit (Refer to Figure 6) is an optional extra and will only be supplied upon request. Figure 2 - Dimensions of the ElektroBank 14 and the wall mount bracket Version 10.0 Page 8 of 48...

  • Page 9: Packing List

    7 Packing List The ElektroBank 14 is manufactured in Malaysia and contains the following parts: 1. Main Enclosure box, including: a. Main Enclosure b. Wall Mount Bracket c. Installer Manual d. Polythene Bag containing i. 28x M6 Battery Mounting bolts.

  • Page 10: Balance Of System (Bos) To Be Supplied By The Installer

    External PV Isolators For sites with solar panels For sites with separate AC Coupled PV inverters installed onsite (e.g. in addition to the ElektroBank 14). ADL400N meter (PN: ADL400N-CT/D16) Note: The Front of House Meter looks the same configured per Section 12 but has slightly different internal hardware and has a an “EMP”...

  • Page 11: Site Information Required

    9 Site Information Required To complete installation and commissioning, the below information will be required for entry into the Installation Wizard. It is critical that you have the NMI number prior to going to site, as many times the meters are not labelled onsite. The easiest way to find the NMI is on the end- Notice user’s electricity bill.

  • Page 12: Mounting The Unit

    1. Find a suitable mounting location as per AS 5139 • A risk assessment for the mounting location shall be completed. 2. The ElektroBank 14 can be mounted on a wall with the wall mount kit or floor standing, with the addition of the floor mount kit. •...

  • Page 13: Wall Mount

    2. Ensure the wall is vertical and flat across the full width and height of the ElektroBank 14. 3. Ensure the wall is structurally sound to take the weight of the ElektroBank 14. 4. Remove external packaging and remove wall mount bracket from packaging.

  • Page 14: Mount Wall Bracket On Wall

    It has been designed to span the standard spacing of 600mm. Figure 4 - Wall Mount Bracket Fixing Locations 10.4 Mount unit on wall bracket 1. Using a two-man lift, place the ElektroBank 14 onto the wall bracket. Version 10.0 Page 14 of 48...

  • Page 15: Mount Unit On Wall Bracket

    (Figure 7). Mark the desired mounting hole locations and install the mounting fasteners as per Table 2. 9. Lift the ElektroBank 14 onto the wall bracket and using a 17mm spanner, rotate the adjustment nut clockwise (Figure 8) until the feet begin to take the weight of the unit.
  • Page 16 10. Secure the wall bracket to the top of the enclosure with the 2x supplied M6 screws as per Figure 5. Figure 6 - Installation of levelling foot assembly. Figure 7 - Installation height of wall bracket. Figure 8 - Levelling foot adjustment direction. Version 10.0 Page 16 of 48...

  • Page 17: Battery Installation

    Notice supplier and Empower directly at support@empowerenergy.com.au. Figure 9 – Installed ElektroBank 14 battery modules showing location of serial number QR Code 1. Before starting, ensure the enclosure is securely fixed (wall mounted or floor mounted) as per above instructions.
  • Page 18 Figure 10 - Ensure breaker is OFF 5. Fit the battery modules in the below order, ensuring not to trap any wires behind each module and to fix the module before fitting the next module, using the long M6 bolts provided, tighten to approximately 1Nm. a.
  • Page 19 DO NOT plug the 14-pin connector into the 16-pin receptacle. It will permanently damage the unit. Empower will detect this failure remotely and will void the warranty. The way to avoid this is to always connect the larger 16-pin connectors Caution first.

  • Page 20: Close And Fasten Door

    10.7 Close and fasten door The following bolt sequence must be followed to ensure the correct seating and loading of the environmental seals: 1. Bolts shall be hand tightened first then torqued to 0.5Nm in the following sequence, starting from bolt 1 as shown: Figure 14: Bolt tightening sequence 2.

  • Page 21: Wiring

    External RCD Type A, 30mA protection for all circuits powered by the backup port. Empower recommends the Hager ESC465 contactor for best customer experience to isolate from the grid. Contactor failures have been observed Notice when low quality contactors have been used. Refer to 1000495 Application Note Understanding Battery Backup and Sizing for further information and guidance.

  • Page 22: Port Locations

    11.2 Port Locations Figure 15 - Port Locations 11.3 Ferrite Attachments 1. Grid Active and Neutral Cables Only – both cables through core and then 2 turns - Wurth Part Number 74271211 or the supplied 742700790 2. Backup (if used) Active and Neutral Cables Only - both cables through core and then 2 turns of the supplied Wurth Part Number 742700790 3.
  • Page 23 below image, live (L), neutral (N) and earth (earth symbol) to terminal block as marked. 5. Ensure the main >10mm minimum earth wire is longer than the live and neutral wire so that if the cable pulls out the earth wire is the last to be disconnected, It shall be connected to one of the Grid connector Earth points.

  • Page 24: Backup Port

    1kg pull test and confirm no copper can be seen. 2. The stripping length is 15mm and the connections are push-fit spring connections. 3. Outside the ElektroBank 14 the backup wiring should wire directly to a single pole Circuit breaker with 20A tripping current.

  • Page 25: Pv Ports

    11.8 PV Ports The ElektroBank 14 has a maximum input voltage of 430V. Panels need to be carefully selected to ensure Voc can never exceed 430V when taking into Danger account the safety margins from AS/NZS 5033:2021 and according to the minimum site temperature.

  • Page 26: Drm0

    11.9 DRM0 If required place 2 core DRM0 cable through gland and attach DRMO (Blue) into pin 5 and DRM_RTN (black) into pin 6 of TR6. Figure 18 - DRM0 Connections 11.10 Ethernet If the unit requires hard wiring to the LAN feed ethernet cable through gland, crimp on an RJ45 plug and connect to the RJ45 socket as shown (Figure 19).

  • Page 27: Meter Connections

    For the main consumption meter, Empower Energy only supports the Acrel ADL400N- CT/D16 (EMP) meter which can be used for both single phase and 3-phase installations. This is a customised model specifically for Empower Energy and other variants cannot be used.
  • Page 28 Figure 21: Physical dimensions of the ADL400N, excerpt from the ADL400N manual Figure 22: ADL400N showing L1 and N Figure 23: ADL400N showing L1, L2, L3 and N Wired (single phase) Wired (3-phase) 4. RS-485 cable shall be twisted pair cable, using a single pair from an Ethernet cable is acceptable.
  • Page 29 Figure 24 - Meter RS-485 connections inside the unit 5. The CT(s) must be clamped onto main house consumption live wire(s), with the arrow pointing towards the ElektroBank 14 (away from the grid input). Refer to Figure 28. 6. Follow below instructions for connecting the CT(s) to the ADL400N.
  • Page 30 b) 3-Phase 3 CTs should be connected to the connectors at the bottom of the meter. ii. For the first phase, the red (L) wire should be placed into the I1+ port, and the black (CT) one placed into the I1– port. Continue as per Figure 26 for the other phases (L2 and L3).

  • Page 31: External Pv Meter (Adl400N-Ct/D16)

    If incorrect then fault finding is complex and Notice time consuming. Figure 28 - CT (top view & side view) showing arrow and direction of ElektroBank 14 and Grid 12.2 External PV Meter (ADL400N-CT/D16) Figure 29 - ADL400N-CT/D16 1.
  • Page 32 to measure the PV generation. Use the wiring diagrams above for single phase (Figure 25) or 3-phase (Figure 26). 2. It should be connected in the same way, with the CTs pointing towards the external inverter (away from the grid input). 3.

  • Page 33: Commissioning

    13 Commissioning 13.1 Closing Unit 1. Write down the password that is located on the sticker along the inside door of the unit or also located on the included hardcopy installation manual, which will be used for accessing the Installation Wizard in the next section. Figure 30: Picture showing location of serial number and password inside the enclosure Figure 31: Picture of the printed manual showing location of serial number and password.

  • Page 34: Installer Dashboard

    Only Empower Energy certified installers will have a registered account. Note: When the ElektroBank 14 is powered on, it uses an in-built 4G connection to access the internet. If the site is outside of 4G signal, then please contact Empower Support at +61 (0)2 8745 8835 for step-by-step instructions.

  • Page 35: Connect To The Elektrobank

    Please write the password down (or take a photo) as it will be required for future steps. Figure 33: The serial number and password are required to add an ElektroBank 14 to the installer dashboard The ElektroBank 14 unit should appear on the “To Be Commissioned”...

  • Page 36: Battery Initialisation

    Figure 37: Click Initialise to start the initialisation process 13.2.7 Network Settings 1. The ElektroBank 14 connects to the internet via Ethernet, Wi-Fi or 4G. The 4G connection is managed exclusively by Empower and is only provided for a short time, so the Owner must provide access to their internet connection via Ethernet or Wi-Fi.

  • Page 37: Installation Wizard

    13.3 Installation Wizard 13.3.1 Installation Wizard: Start 1. Ready to Commission: Click “Commission” and the Installation Wizard will appear. Follow the onscreen instructions to configure and test the ElektroBank 14 to complete commissioning. Figure 39: Start the installation Wizard by clicking Commission 13.3.2 Installation Wizard: Site Details...

  • Page 38: Installation Wizard: Summary

    This test confirms the ElektroBank 14 can provide backup during a grid outage. During this test electricity to the home will drop out briefly (including Wi-Fi and Ethernet) and the unit will fall back to 4G. The communication to the ElektroBank 14 will return momentarily. 13.3.4 Installation Wizard: Summary Provides an overview of the configuration and verifies all critical steps have been completed before completing final commissioning.

  • Page 39: After Commissioning

    Once commissioned the LED on the front of the unit will turn yellow. Unit settings and configuration will no longer be accessible, and you will need to contact Notice Empower to re-commission the system. 13.4 Before Leaving Site 13.4.1 Earth Fault Alarm This inverter complies with IEC 62109-2 clause 13.9 for earth fault alarm monitoring.

  • Page 40: User Training

    If an Earth Fault Alarm occurs: 1. The text ‘RCD fault’ or ‘PV Insulation Test Fault’ will be displayed on the inverter web-based monitoring portal 2. The LED indicator will turn red and the built in audible buzzer alarm will turn on. 13.4.2 User Training The installer shall ensure the end user is registered, that the app is functional and give them ~2-5 minutes training on how the app works.

  • Page 41: Changing Inverter Settings

    1. Following commissioning of the system, access to the unit’s configuration and status will be limited through the Installer Dashboard and mostly in a ‘read only’ state. If settings need to be adjusted the installer will need to contact Empower to re-do the Installation Wizard and re-commission the system.

  • Page 42: Viewing Read-Only Settings

    ElektroBank unit. 1. Connect to the ElektroBank 14 via Wi-Fi. The Wi-Fi hotspot is always turned on. The SSID and password will be on a sticker on the inside door of the unit and also affixed to the front page of the installer manual.

  • Page 43: Maintenance

    14 Maintenance 14.1 User Maintenance 1. The user is not allowed to remove any covers on the ElektroBank 14, only a trained professional is permitted to do this. 2. The ElektroBank 14 does not require scheduled maintenance and only requires an external debris and salt clean, recommended every 6 months by the user.
  • Page 44 5. Turn on battery circuit breaker at the top of the unit 6. Turn on the grid and backup circuit breakers near the bottom of the unit. 7. Close the door and do up the screws in the order shown in Figure 14 to 0.5Nm 8.

  • Page 45: Electrical Ratings

    15 Electrical Ratings PV Input Type of Voltage DC, OVC II Vmax PV 430V Max PV Continuous/PV Short Circuit Current 15A / 19A PV MPPT Starting Voltage 150V (then works down to 100V for hysteresis) PV MPPT Operating Range 100V – 430V PV Power 4kW per MPPT (8kW total) Max inverter back feed current to the array...

  • Page 46: Appendix A - Meter Programming

    16 Appendix A - Meter programming 16.1 Programming the ADL 400N meter The meter will come pre-programmed and the installer should not need to change anything. This section was included for troubleshooting purposes in case some of the settings are incorrect.

  • Page 47: Appendix B - Single Phase Wiring Diagram

    17 Appendix B – Single Phase Wiring Diagram Note: This diagram is only to be used as an approximate guide, Installation shall follow and comply with AS/NZS 5139, AS/NZS 3000 as well as any other requirements from this manual. Danger Version 10.0 Page 47 of 48...

  • Page 48: Appendix C - Led Codes

    Solid Fault customer app for details on the fault for further troubleshooting Connect Ethernet to an active internet connection or configure the ElektroBank 14 unit’s Wi-Fi via the No active internet Pink-Purple Pulsing built-in hotspot. See Section 13.4.4 for connection...

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