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AlphaESS SMILE-G3-S6 Installation, Operation & Maintenance Manual

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V03
INSTALLATION, OPERATION &
MAINTENANCE MANUAL OF
SMILE - G3 - S6 / S5 / S3.6 / B5

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Summary of Contents for AlphaESS SMILE-G3-S6

  • Page 1 INSTALLATION, OPERATION & MAINTENANCE MANUAL OF SMILE - G3 - S6 / S5 / S3.6 / B5...

  • Page 3: Disclaimer

    DISCLAIMER DISCLAIMER Copyright © AlphaESS Co., Ltd. 2022. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Alpha ESS Co., Ltd. The material furnished in this document is believed to be accurate and reliable. The information and recommendations in this document do not constitute commitments or warranties in the form of assignments.

  • Page 4: Copyright Statement

    COPYRIGHT STATEMENT COPYRIGHT STATEMENT This manual is under the copyright of Alpha ESS Co., Ltd. with all rights reserved. Please retain this manual and operate the Product in accordance with all safety and operating instructions in this manual. Please do not operate the product before reading through the manual.

  • Page 5: Table Of Contents

    CONTENT CONTENT DISCLAIMER ......................1 COPYRIGHT STATEMENT ................... 2 CONTENT ......................3 1. Introduction ...................... 7 1.1. Content and Structure of this Document ..........7 1.2. Target Group ....................7 1.3. Levels of Warning Messages ..............8 1.4. Definition of Abbreviations and Nouns ..........9 2.
  • Page 6 CONTENT 3.4. Application Scenarios ................28 3.4.1. DC-Coupled Storage System ..................... 28 3.4.2. AC-Coupled Storage System....................28 3.4.3. Hybrid-Coupled Storage System ..................29 3.4.4. Off-Grid Storage System ...................... 29 4. Storage and Transport .................. 30 4.1. Storage ..................... 30 4.1.1. Inverter Storage ........................30 4.1.2.
  • Page 7 CONTENT 6.3.1. Requirements for the AC Connection ................64 6.3.2. Select Suitable AC Circuit Breaker .................. 65 6.3.3. Grid and Backup Connection ..................... 67 6.3.4. CT Connection & Meter Connection ................71 6.4. PV Connection ..................81 6.5. Electrical Connection between the Inverter and Battery ....83 6.5.1.
  • Page 8 CONTENT 9. Maintenance and Troubleshooting ............124 9.1. Routine Maintenance ................124 9.2. Troubleshooting ..................125 9.2.1. Common Errors ........................125 9.2.2. Battery Protection Description for Parallel Battery ..........131 9.2.3. Battery Protection Description for Series Battery ............ 132 9.2.4. Battery Error Description ....................133 10.

  • Page 9: Introduction

    1. Introduction 1.1. Content and Structure of this Document This document is valid for the SMILE-G3 single phase energy storage system which includes inverter SMILE-G3-S6/S5/S3.6/B5-INV and battery SMILE-G3-BAT- 8.2P/10.1P, and SMILE-G3-BAT-3.6S/3.8S/4.0S. SMILE-G3-BAT-3.6S is only for Greece market. This document describes the mounting, installation, commissioning, configuration, operation, troubleshooting and decommissioning of the energy storage system as well as the operation of the user interface.

  • Page 10: Levels Of Warning Messages

    Introduction 1.3. Levels of Warning Messages The following levels of warning messages may occur when handling the product. DANGER indicates a hazardous situation that will result in death or serious injury if not avoided. WARNING indicates a hazardous situation that could result in death or serious injury if not avoided.

  • Page 11: Definition Of Abbreviations And Nouns

    Introduction 1.4. Definition of Abbreviations and Nouns alternating current application auxiliary battery battery management system direct current energy management system inverter photovoltaic...

  • Page 12: Safety

    AlphaESS. Unauthorized alterations will void the product warranty(s). AlphaESS shall not be held liable for any damage caused by such changes. Any use of the product other than that described in the Intended Use section does not qualify as appropriate.

  • Page 13: Battery Safety Instructions

    Safety 2.2. Battery Safety Instructions 2.2.1. General Safety Precautions Before installing any part of the SMILE G3, please read the Installation Manual • completely. If additional hardware is being installed at the same time as the SMILE G3 unit (e.g. a Backup device or a separate AC-coupled PV system), please read the Installation Manual for each component/system before commencing installation of any hardware.

  • Page 14: Important Safety Instructions

    2. In water: Stay out of the water and don't touch anything if any part of the battery, inverter, or wiring is submerged. 3. Do not use submerged battery again and contact an AlphaESS-Accredited or Battery-Accredited technical service engineer. 2.3. Important Safety Instructions Danger to life due to electric shock when live components or DC cables are touched.
  • Page 15 Safety Danger to life due to electric shock if live system components in backup mode are touched Even if the grid circuit breaker and the PV switch of the inverter are disconnected, parts of the system may still be live when the battery is switched on due to backup mode.
  • Page 16 Safety Danger to life due to electric shock if an ungrounded PV module or array frame is touched. Touching ungrounded PV modules or array frames can result in significant injuries or even death due to electric shock. To avoid this danger: •...
  • Page 17 Safety Danger to life due to burns caused by electric arcs through short-circuit currents. Short-circuit currents in the battery can cause heat build-up and electric arcs. Heat build-up and electric arcs may result in lethal injuries due to burns. To avoid this danger: •...

  • Page 18: Symbols Explanation

    Safety 2.4. Symbols Explanation Symbols on the type label of the energy storage inverter Symbol Explanation Beware of a danger zone This symbol indicates that the product must be additionally grounded if additional grounding or equipotential bonding is required at the installation site. Beware of electrical voltage The product operates at high voltages.
  • Page 19 Safety Symbols on the type label and warning label of the battery Symbol Explanation Beware of a danger zone This symbol indicates that the battery must be additionally grounded if additional grounding or equipotential bonding is required at the installation site. Beware of electrical voltage The product operates at high voltages.
  • Page 20 Safety UKCA marking The product complies with the regulations of the applicable laws of England, Wales and Scotland. Marking for transport of dangerous goods The product passes the certifications of the UN38.3.

  • Page 21: Product Introduction And Application Scenarios

    Hybrid energy storage system 3.6kW Inverter with Solar Connections –single phase S3.6 Hybrid energy storage system 5kW Battery-Only inverter – single-phase AC-coupled energy storage system Complete designation Designation in this document SMILE-G3-S6-INV, Energy storage inverter SMILE-G3-S5-INV, SMILE-G3-S3.6-INV, SMILE-G3-B5-INV SMILE-G3-BAT-8.2P, Parallel batteries SMILE-G3-BAT-10.1P SMILE-G3-BAT-3.6S,...

  • Page 22: System Introduction

    Object Name Explanation Covers for the left wiring area (There are two types of covers, Cable Cover one for the Battery Module(s) wiring and a second for the Inverter connections.) SMILE-G3-S6-INV, SMILE-G3-S5-INV, Energy storage inverter SMILE-G3-S3.6-INV, SMILE-G3-B5-INV SMILE-G3-BAT-8.2P SMILE-G3-BAT-10.1P SMILE-G3-BAT-3.6S Battery SMILE-G3-BAT-3.8S...

  • Page 23: Product Description

    Product Introduction and Application Scenarios 3.3. Product Description 3.3.1. Inverter Electrical Interface & Connections Introduction Position Designation Grid Connector (AC Supply) Backup Connector Battery Positive Cable Connector Battery Negative Cable Connector Battery Breaker of the Inverter Positive and Negative PV Connectors, PV1/ PV2* PV Switch* Wi-Fi Port Communication Ports (BMS, RS485, PV-CT, Meter&Grid-CT,...

  • Page 24: Inverter Display Interface Introduction

    Product Introduction and Application Scenarios 3.3.2. Inverter Display Interface Introduction LED Display The upper four LED indicators and one reset button are provided on the display panel. These LED indicators provide information about the operation status of the system. Status Explanation Status Explanation...

  • Page 25: Battery Display Interface Introduction

    Product Introduction and Application Scenarios The lower five LED indicators provide information about the State of Charge (SOC) of the batteries connected to this energy storage system. LED Indicator Description SOC＜5% 5%≤SOC＜20% 20%≤SOC＜40% LEDs show the SOC of batteries 40%≤SOC＜60% 60%≤SOC＜80% 80%≤SOC≤100% Note that the LED lights provide an approximation of the State of Charge and should...

  • Page 26: Battery Introduction Of Smile-G3-Bat-10.1P

    Product Introduction and Application Scenarios 3.3.4. Battery Introduction of SMILE-G3-BAT-10.1P Battery appearance and dimensions Connection area overview Position Designation Battery Power Button Battery Breaker Battery LED Display Battery Positive Cable Connector Battery Negative Cable Connector Grounding Point BMS COM Ports: BMS COM1, BMS COM2 (with Terminal Resistor)

  • Page 27: Battery Introduction Of Smile-G3-Bat-8.2P

    Product Introduction and Application Scenarios 3.3.5. Battery Introduction of SMILE-G3-BAT-8.2P Battery appearance and dimensions Connection area overview Position Designation Battery Power Button Battery Breaker Battery Negative Cable Connector Battery Positive Cable Connector BMS COM1 BMS COM2 (with Terminal Resistor) Grounding Point Battery LED Display...

  • Page 28: Battery Introduction Of Smile-G3-Bat-3.6S/4.0S

    Product Introduction and Application Scenarios 3.3.6. Battery Introduction of SMILE-G3-BAT-3.6S/4.0S Battery appearance and Dimensions Connection area overview Position Designation Battery Positive Cable Connector Grounding Point Battery Negative Cable Connector BMS COM1 Pressure Relief Valve BMS COM2 (with Terminal Resistor) Battery Circuit Breaker LED Display...

  • Page 29: Battery Introduction Of Smile-G3-Bat-3.8S

    Product Introduction and Application Scenarios 3.3.7. Battery Introduction of SMILE-G3-BAT-3.8S Battery appearance and dimensions Connection area overview Position Designation Battery Positive Cable Connector Grounding Point Battery Negative Cable Connector Battery Circuit Breaker BMS COM1 BMS COM2 (with Terminal Resistor) Battery LED Display...

  • Page 30: Application Scenarios

    Product Introduction and Application Scenarios 3.4. Application Scenarios SMILE-G3 single phase system (comprise of the inverter SMILE-G3-S6/S5/S3.6/B5-INV and battery SMILE-G3-BAT-10.1P, SMILE-G3-BAT-8.2P, SMILE-G3-BAT-3.6S/3.8S/4.0S) can be connected as a DC-Coupled systems (mostly new installation), AC-Coupled systems (mostly retrofit), Hybrid-Coupled systems (mostly retrofit, and increase the...

  • Page 31: Hybrid-Coupled Storage System

    Product Introduction and Application Scenarios 3.4.3. Hybrid-Coupled Storage System Hybrid-Coupled Storage System – Scheme 3.4.4. Off-Grid Storage System Off-Grid (with Generator) Storage System – Scheme NOTE: In all cases, Normal Loads and Essential Loads must be appropriately protected by earth fault protection devices (e.g. Type A or Type B RCDs, RCBOs) in accordance with appropriate Standards.

  • Page 32: Storage And Transport

    Storage and Transport 4. Storage and Transport 4.1. Storage 4.1.1. Inverter Storage The following requirements should be met if the inverter is not put into immediate use: 1. Do not unpack the inverter. 2. Keep the storage temperature at -40~60° C and the humidity at 5%~95% RH. 3.

  • Page 33: Transport

    Storage and Transport the irreversible capacity loss rate is 3%~10%. It is recommended that batteries not be stored for a long period. If the batteries need to be stored for more than 6 months, it is recommended to recharge the batteries to 65~75% of the SOC. 4.2.

  • Page 34: Mounting

    (×1) Power Cable (×1) Cable (×1 ) (×1) System Wiring Hexagon Head Y Type Quick Installation Diagram Sheets Screw M5*12 Terminals (×5) Guide (×1) (×9) (×1) * Not include in SMILE-G3-B5-INV ** Only for SMILE-G3-S6-INV *** Not include in SMILE-G3-S6-INV...
  • Page 35 Mounting (Optional) Wall Bracket of SMILE-G3 Single Phase Inverter Lower Left Support Lower Right Support Bottom Frame Wall Anchor (×1) ST6*55 (×6) Plate (×1) Plate (×1) Communication Cable Series Batteries Main Series Batteries Main Hexagon Head Between Inverter and Positive Power Cable Negative Power Cable Screw M5*12 Series Batteries...
  • Page 36 Mounting SMILE-G3-BAT-8.2P Battery Top Wall Bracket Battery Cable Cover M5 Y Type Terminal (×1) (×1) (×1) (×2) Wall Anchor ST6*55 Gap Gasket for Support for Battery Battery Communica- (×4) Battery Stacking (×2) Cable Cover (×1) tion Cable (×1) BAT- Power BAT+ Power BAT+ Power BAT- Power...
  • Page 37 Mounting SMILE-G3-BAT-10.1P Battery Top Wall Bracket M5 Y Type Terminal Spanner (×1) (×1) (×2) (×1) Gap Gasket for Battery Cable Cover Breaker Cover Wall Anchor ST6*55 Battery Stacking (×1) (×1) (×4) (×2) Battery Countersunk Head BAT+ Power Cable BAT- Power Cable Communication Screw M5*10 (×10) (×1)
  • Page 38 Mounting SMILE-G3-BAT-3.6S/4.0S Battery Cable Top Beam of Wall Right Beam of Wall Battery (×1) Cover (×1) Bracket (×1) Bracket (×1) Left Beam of Wall Left Holder for Right Holder for Grounding Bar Bracket (×1) Wall Bracket (×1) Wall Bracket (×1) (×1) Hexagon Head Wall Anchor ST6*55...
  • Page 39 Mounting Accessories for Base Unit of SMILE-G3-BAT-3.6S/3.8S/4.0S Base Unit Top Wall Bracket Position Plate Right Connection (×1) (×1) (×1) Plate* (×4) Right Connection Hexagon Head Z-Shaped Right Hexagon Head Limit Block for Base Screw M5*12 Connection Plate** Screw M5*10* (×10) Unit (×1) (×20) (×6)

  • Page 40: Requirements For Mounting

    • Do not mount the energy storage system in areas containing highly flammable materials or gases. • Do not mount the energy storage system in potentially explosive atmospheres. 5.3.1. Basic Requirements SMILE-G3-S6/S5/S3.6/B5-INV, SMILE-G3-BAT-10.1P and SMILE-G3-BAT-3.6S/4.0S • are suitable for indoor and outdoor installation. SMILE-G3-BAT-8.2P and SMILE-G3-BAT-3.8S are only suitable for indoor installation.

  • Page 41: Mounting Structure Requirements

    Mounting 5.3.3. Mounting Structure Requirements The surface to which the Battery System is to be mounted shall be fire-rated • where required by local regulations. Out of an abundance of caution, it is recommended that the system be mounted • on non-flammable building materials, even when not required by local regulations.

  • Page 42: Mounting Space Requirements

    Mounting 5.3.5. Mounting Space Requirements Reserve sufficient space around the energy storage system to ensure sufficient • space for installation, maintenance and heat dissipation. The side clearance is a recommendation which can be adjusted according to the • end-users requirements. Clearances may be up to 100mm less than noted if ventilation is adequate and no restrictions or objects will limit access to the labelling or switches of the Product or to the use of tools to remove covers or service/remove the Product.
  • Page 43 Mounting Recommended clearances for series batteries SMILE-G3-BAT-3.6S/3.8S/4.0S. Recommend a minimum of 150mm off the ground was advisable to protect from submergence, so the series batteries should be mounted on base unit or by wall bracket. Local Standards may add additional clearance requirements, particularly regarding clearances between the Battery System and other Electrical Appliances.

  • Page 44: Prepare Tools And Instruments

    Mounting 5.4. Prepare Tools and Instruments Category Tools and Instruments Hammer drill Torque socket wrench Multimeter (DC voltage SW8&SW10 range ≥ 1000V) (with a Ф10mm drill bit) T20/PH2 screwdriver Diagonal pliers Wire stripper (torque range: 0-5Nm), L=150mm Rubber mallet Utility knife Cable cutter Installation Disassembly and...

  • Page 45: Mounting The System

    Mounting 5.5. Mounting the System 5.5.1. Mounting Parallel Battery SMILE-G3-BAT-8.2P Mounting steps for battery SMILE-G3-BAT-8.2P, please follow the steps below. a. Remove the battery from the carton and transport it to the installation site with a trolley or other manual handling aid capable of safely moving the product weight. Secure the product during any movement or transport.
  • Page 46 Mounting The first battery stack installation...
  • Page 47 Mounting Note: step 6~10 only for the second b attery stack installation (optional)

  • Page 48: Mounting Parallel Battery Smile-G3-Bat-10.1P

    Mounting 5.5.2. Mounting Parallel Battery SMILE-G3-BAT-10.1P Mounting steps for battery SMILE-G3-BAT-10.1P, please follow the steps below. a. Remove the battery from the carton and transport it to the installation site with a trolley or other manual handling aid capable of safely moving the product weight. Secure the product during any movement or transport.
  • Page 49 Mounting The first battery stack installation...
  • Page 50 Mounting Note: step 5~9 only for b attery stack installation (optional)

  • Page 51: Mounting Series Batteries

    Mounting 5.5.3. Mounting Series Batteries 5.5.3.1 Wall Bracket Installation for one Battery Installation Wall bracket installation for one battery installation, please follow the steps below. a. Take out the top, left and right beams of the wall bracket from the package and as- semble them with M5 nuts (tool: SW8 hexagon sleeve, torque: 2.5Nm).
  • Page 52 Mounting...
  • Page 53 Mounting 5.5.3.2 Wall Bracket Installation for Multiple Batteries Installation When mounting multiple series batteries with wall brackets for the first time, please follow the below steps. a. Take out the top, left and right beams of the wall bracket from the package, and assemble them with M5 nuts (tool: SW8 hexagon sleeve, torque: 2.5Nm).
  • Page 54 Mounting...
  • Page 55 Mounting 5.5.3.3 Wall Bracket Installation for Batteries Expansion Installation For additional batteries installation (from bottom to top), the expansion batteries should be mounted below existing batteries, please follow the below steps. a. Take out the top, left and right beams of the wall bracket from the package, and assemble them with M5 nuts (tool: SW8 hexagon sleeve, torque: 2.5Nm).
  • Page 56 Mounting 5.5.3.4 Wall-Mounted Battery Disassembling Special Feature Only for Battery SMILE-G3-BAT-3.6S/4.0S Risk of injury due to the weight of the battery Injuries may be caused if the product is lifted improperly or dropped while being transported or mounted. To avoid this danger: •...
  • Page 57 Mounting 5.5.3.5 Base Installation for Several Series Batteries Installation When mounting multiple series batteries SMILE-G3-BAT-3.8S with base installation for the first time, please follow the below steps. a. Take out the base unit and tighten two hexagon head limit screws M5*12 to the designated location of the base unit’s top (tool: T20 screwdriver, torque: 2.5Nm).
  • Page 58 Mounting k. After removing the plastic bag, tighten the top wall bracket to the top of the bat- tery (tool: T20 screwdriver, torque: 2.5Nm). l. Secure the top wall bracket to the wall with the provided screws (tool: SW8 hexagon sleeve, torque: 6Nm).
  • Page 59 Mounting 1 to 4 batteries are suitable for the SMILE-G3 single phase energy storage inverter. For batteries base installation, there was a tiny difference in stacking positioning materials between these series batteries. For SMILE-G3-BAT-3.8S, installers need to mount two hexagon head limit screws M5*10 to the top of the batteries for stacking positioning of upper series battery.

  • Page 60: Mounting The Inverter

    Mounting 5.5.4. Mounting the Inverter Mount the inverter standing on the battery, detailed steps as follows: a. Take out the left support foot and right support foot from the inverter package. b. Mount the left support foot and right support foot onto the top of the upper bat- tery.
  • Page 61 Mounting Mount the inverter with holding bracket, detailed steps as follows: a. Take out the bottom frame, lower left support plate and lower right support plate from the package. Assemble them with screws M5*12 (tool: T20 screwdriver, torque: 2Nm), and form a completed holding bracket b.

  • Page 62: Mounting Wi-Fi Module Of Inverter

    Tighten the Wi-Fi module onto the inverter with two M4*12 screws provided (Tool: T20 screwdriver, torque: 1.6Nm). DO NOT OVERTIGHTEN – do not damage the plastic housing of the Wi-Fi module. Note that AlphaESS always recommends a LAN cable connection over the use of a Wi-Fi module.

  • Page 63: Electrical Connection

    Damage to the energy storage system caused by incorrect cable connections • is not covered under warranty. Only certified electricians accredited by AlphaESS are allowed to connect • cables. Appropriate PPE must be worn when installing or connecting the Product.

  • Page 64: Cable Requirements For Connection

    Electrical Connection 6.1. Cable Requirements for Connection Conductor Cross Outer Cable Type Source Section Area Range Diameter Standard PV cable (rec- PV power Purchased by ommended type: 5.5~9 mm 4~6 mm cable the installer H1Z2Z2-K) Standard network cable (recommended type: Purchased by 0.12~0.2 mm Signal cable...

  • Page 65: Grounding Connection

    Electrical Connection 6.2. Grounding Connection Electric Shock Hazard Before doing electrical connection, please ensure the PV switch & all AC and BAT cir- cuit breakers in the energy storage system are switched OFF and cannot be acci- dentally or unintentionally reactivated. A grounding point is provided near the grid connector on the energy storage inverter.

  • Page 66: Ac Connection

    45mm for grid connector typically 33mm for backup connector of SMILE-G3-S5/B5/S3.6-INV The backup connector and grid connector of SMILE-G3-S6-INV is the same type, but has different color. The backup cable requirements of SMILE-G3-S6-INV, please fol- low its grid cable requirements.

  • Page 67: Select Suitable Ac Circuit Breaker

    Electrical Connection Residual-current monitoring unit The inverter is equipped with an all-pole sensitive residual-current monitoring unit in accordance with IEC/EN 62109-2 and VDE 0126-1-1. The all-pole sensitive residual-current monitoring unit monitors AC and DC residual currents. It disconnects the inverter redundantly from the utility grid in the event of residual current jumps of >...
  • Page 68 10mm . If the grid circuit breaker specification is 32A or 40A, you should use AlphaESS APP or AlphaCloud to make the appropriate settings, such as setting the MCB rating or allowing no backup mode.

  • Page 69: Grid And Backup Connection

    MCB less 2A (to account for the temperature derating of a typical MCB). Installers must advise AlphaESS if the MCB used has a steeper derating factor where the 2A buffer would not be sufficient.
  • Page 70 The above wiring steps are also suitable for backup connection of SMILE-G3-S6-INV. There is color difference between the grid connector and backup connector of SMILE-...
  • Page 71 When doing so, making sure to align the key on the backup connection socket to the keyway on the bush insert of the backup plug connector. The above wiring steps are not suitable for backup connection of SMILE-G3-S6 -INV.
  • Page 72 Electrical Connection Disassemble the grid plug connector (e.g. due to faulty assembly), proceed as follows. 1. Unplug the grid plug connector. To do this, insert a flat-blade screwdriver (blade width: 2.5 mm) into the coupling mechanism of the grid connector and carefully pull the grid plug connector apart from the grid connection socket.

  • Page 73: Ct Connection & Meter Connection

    Electrical Connection 6.3.4. CT Connection & Meter Connection Item Current Scenarios 100A CT (cable length 10m) DTSU666-3*230V 5(80)A Three phase meter (without CT) DTSU666-3*230V 100A/40mA 100A Three phase meter (with CT) DTSU666-3*230V 250A/50mA 250A Three phase meter (with CT) On the left-hand side of the inverter, loosen the strain relief of the cable glands on the COM connection cover, and unscrew the 4 screws on the corners to reveal the Grid CT, PV CT and meter communication ports.
  • Page 74 Electrical Connection The arrow on the casing of the Grid CT should point to the grid port of the energy • storage inverter. In general, Controlled Loads should NOT be captured in the CT clamp. • Step 2: For hybrid or AC-coupled storage system application, close and latch the magnetic •...
  • Page 75 Electrical Connection DC-Coupled Storage System AC-coupled and Hybrid-coupled Storage System 6.3.4.2 Meter Wiring Pass the meter communication cable through the cable gland of the COM connection cover but don’t tighten the strain relief nut of the cable gland. Insert the RJ45 plug of the meter communication cable into the METER communica- tion port labelled “METER”...
  • Page 76 Electrical Connection Wiring at three-phase feed in Meter communication cable requirements: two-core outdoor shielded twisted pair copper cable (flexible), conductor cross-section 0.5~1.5mm , wires terminal should be fitted with bootlace ferrules. 2. DSTU666-3*230V 100A/40mA, DTSU666-3*230V 250A/50mA: three-phase meter (with CT) connection Wiring at single-phase feed in Wiring at three-phase feed in...
  • Page 77 Electrical Connection Meter communication cable requirements: standard network cable (recommended type: Cat5e, SFTP, UV-resistant for outdoor use). The connections are marked clearly on the meter. Wiring location description of Chint three-phase meter (with CT) Grid CT PV CT GRID 1--------IA* (White) 31--------IA* (White) 2----------L1 3--------IA (Blue)

  • Page 78: Meter Configuration

    Electrical Connection 6.3.4.3 Meter Configuration If connecting Chint DTSU666 meters without CTs, two meters are required if there is any AC-coupled PV. One for the Grid Import/Export and one for the AC-coupled PV measurements. Model Grid Meter Address PV Meter Address DTSU666-3*230V 5(80)A (without CT) DTSU666-3*230V 100A/40mA (with CT) DTSU666-3*230V 250A/50mA (with CT)
  • Page 79 Electrical Connection 2. Meter setting for type DTSU666-3*230V 100A/40mA and DTSU666-3*230V 250A/50mA, three-phase meter (with CT) The default address is 1. The installer doesn't need to make any other settings. If installer wants to have a check, please follow the steps below:...
  • Page 80 When the “Meter Model” displays DTSU666 model, the setting is successful. Do not modify the “Meter CT Ratio”. Meter Setting on the AlphaESS App Step 1: When the system work mode is selected as “DC”, only tick the "Meter" icon on the right of the “Grid Meter”.
  • Page 81 Electrical Connection Step 2: Click "Submit" and enter the “System information” page to check the meter model. When the “Meter Model” displays DTSU666 model, the setting is successful. Do not modify the “CT” ratio.
  • Page 82 Electrical Connection The display order of parameters: Positive active energy L1-phase active power L2-phase active power Reverse active energy Three phase active power L3-phase active power Communication Protocol 1 L3-phase current Three phase power factor Communication Protocol 2 L2-phase current L1-phase power factor L1-phase voltage L1-phase current...

  • Page 83: Pv Connection

    Electrical Connection 6.4. PV Connection Danger to life due to electric shock if live components or DC cables are touched The DC cables connected to a battery or a PV module may be live. Touching live DC cables can result in serious injury or even death due to electric shock. To avoid this danger: •...
  • Page 84 Electrical Connection Please ensure the follows before connecting PV strings to the inverter: Make sure the open voltage of the PV strings will not exceed the max. DC input ⚫ voltage (580Vdc). Violating this condition will void the warranty. Make sure the polarity of the PV connectors is correct. ⚫...

  • Page 85: Electrical Connection Between The Inverter And Battery

    Electrical Connection 6.5. Electrical Connection between the Inverter and Battery 6.5.1. Communication Connection between the INV and BAT Communication cable connection between inverter and parallel batteries SMILE-G3- BAT-8.2P/10.1P: a. Take out the battery communication cable from the battery packaging. b. Pass the battery communication cable (BMS communication cable) through the cable gland of the COM connection cover of the inverter.

  • Page 86: System Connection Between Inv And Bat

    Electrical Connection 6.5.2. System Connection between INV and BAT Danger to life due to short-circuit of the battery Touching the short-circuit connection of the battery can result in significant injuries or even death due to electric shock and massive energy release. •...
  • Page 87 Electrical Connection Final electrical connection diagram between the inverter and the first parallel battery: Inverter side SMILE-G3-BAT-8.2P SMILE-G3-BAT-10.1P For electrical connection between multiple parallel batteries SMILE-G3-BAT-8.2P/10.1P, please follow the steps below. a. Take out battery power cables and communication cable from battery packaging. b.
  • Page 88 Electrical Connection Also, batteries can be stacked up to two batteries per column. Connect the cables between the multiple parallel batteries, route them from the rear side of the battery when two batteries stacking installation. Electrical connection diagram between multiple parallel batteries SMILE-G3-BAT-8.2P: Remove the excess terminal resistor, retain the terminal resistor of last battery.
  • Page 89 Electrical Connection Electrical connection diagram between multiple parallel batteries SMILE-G3-BAT-10.1P: Remove the excess terminal resistor, retain the terminal resistor of last battery.
  • Page 90 Electrical Connection You can install up to 4 series batteries in a system. Cables connection between the inverter and series batteries of one column: Please pay attention to the cable type, there are three kinds of cables. Picture Description Grounding cable between inverter and first series battery: connect the grounding point of the upper battery of first column series batteries and the grounding point of the inverter The red power cable:...
  • Page 91 Electrical Connection b. Use the provided grounding cable to connect the grounding point of the inverter and the grounding point of the top battery. c. Take out the red power cable from the inverter packaging, connect BAT main posi- tive of series batteries (directly below the inverter) to the BAT positive connector of inverter.
  • Page 92 Electrical Connection Electrical connection between the inverter and series batteries of one column as fol- lows:...
  • Page 93 Electrical Connection...
  • Page 94 Electrical Connection Electrical connection between the inverter and series batteries of two column as fol- lows: Cables for distanced horizontal series batteries expansion should be purchased addi- tionally. Please pay attention to the cable type, there are four kinds of cables. Picture Description The main negative power cable (black) of the system (3m),...
  • Page 95 Electrical Connection f. Take out the main negative power cable (3m) from accessory of Cables for Dis- tanced Horizontal Battery Expansion, connect BAT main negative of series batteries (the last series battery) to the BAT negative connector of inverter.

  • Page 96: Disassembling Bat Connectors

    Electrical Connection 6.5.3. Disassembling BAT Connectors To disassemble the BAT connectors (e.g. due to faulty installation), proceed as fol- lows. Danger to life due to electric shock when touching exposed DC conductors or BAT plug contacts if the BAT connectors are damaged or loose The BAT connectors can break or become damaged, become free of the DC cables, or no longer be connected correctly if the BAT connectors are released and disconnected incorrectly.

  • Page 97: Communication Connection With Inverter

    Electrical Connection 6.6. Communication Connection with Inverter For other communication (AUX, LAN, RRCR, DRM, Meter, RS485) connection, please follow the steps below. 1. Unscrew the 4 screws on the COM connection cover of the inverter, then loosen the strain relief nuts of the cable glands on the COM connection cover. 2.
  • Page 98 Electrical Connection AUX cable requirements: outdoor shielded copper cable (flexible), recommended conductor cross-section 0.5mm , conductor ends should be fitted with bootlace ferrules. To disconnect the AUX connection, rotate the handles on both sides clockwise, unplug the AUX connector, insert a screwdriver (blade width: 1.2 mm) into the relative connection posi- tion side and unplug the conductor.

  • Page 99: Mount Covers Of The Battery And Inverter

    Electrical Connection 6.7. Mount Covers of the Battery and Inverter After finishing electrical connection of energy storage system, please follow the steps below. Mount the cable cover of battery Mount the cable cover of battery SMILE-G3-BAT-8.2P a. Cut a cable hole based on the cabling routing, and route the cables through the cable hole.
  • Page 100 Electrical Connection Mount the left cable cover of the battery SMILE-G3-BAT-10.1P, then install the right breaker cover, detailed steps as follows: a. Cut a cable hole based on the cabling routing, and route the cables through the cable hole. b. Secure the cable cover to the battery housing (tool: T20 screwdriver, torque: 2.0Nm).
  • Page 101 Electrical Connection Mount the cable cover of the battery SMILE-G3-BAT-3.6S/4.0S a. Cut a cable hole based on the cabling routing, and route the cables through the cable hole. b. Align the top surface of the cable cover with the top surface of the battery housing. c.
  • Page 102 Electrical Connection Mount the cable cover of the battery SMILE-G3-BAT-3.8S a. Cut a cable hole based on the cabling routing and route the cables through the ca- ble hole. b. Tighten the two support studs for battery cable cover to the battery housing (tool: SW8 hexagon sleeve, torque: 2.5Nm).
  • Page 103 Electrical Connection 2. Mount the covers of the inverter Attach the top cover to the inverter. Place the top cover on top of the inverter and slide it forward. The three side screws of the top cover should align with the inverter mounting threaded holes. Secure the top cover to the inverter (tool: PH2 screwdriver, torque: 1.6Nm).
  • Page 104 Electrical Connection Mount left cable cover and right cover of the inverter when inverter mounting with holding bracket, please follow the steps below. a. Take out the right cover and cable cover from the inverter packaging. b. Align the hooks on the front side of the right cover to the slots to the front cover side, downwards insert the right cover along the edge of the inverter front cover.

  • Page 105: Power On And Off The System

    Power on and off the System 7. Power on and off the System 7.1. Power on the System Before power on the energy storage system, please ensure the PV switch & all AC • and BAT circuit breakers in the system are switched OFF and cannot be reactivated. Never power on the energy storage system without the correct and reliable •...

  • Page 106: Power Off The System

    Power on and off the System 7.2. Power off the System After the energy storage system is powered off, the remaining electricity and heat may still cause electric shocks and body burns. Please put on protective gloves and operate the product 5 minutes after the system is powered off. 1) Switch off the AC circuit breaker between the energy storage inverter and the backed-up loads.

  • Page 107: Commissioning

    Commissioning 8. Commissioning 8.1. Checks before Power-On Check Item Acceptance Criteria The installation environment is safe and the unit has Installation/ adequate clearance as per the instruction in this manual as well as in compliance with local standards. Mounting The area around the installation should be free from environment clutter and should not be flood-prone.

  • Page 108: Wi-Fi Module Configuration And Basic Parameters Settings

    8.2.1. Wi-Fi Configuration This section is for user who has an energy storage system with a Wi-Fi module. The AlphaESS App is used to configure the network, set system basic parameter, monitor system operating status and check configuration information. Click ”Wi-Fi...
  • Page 109 Commissioning Select the Wi-Fi Select the Wi-Fi Module Signal Router Signal ALXXXX This is default 12345678 passcode Enter Wi-Fi router password Support the function of changing Wi-Fi...
  • Page 110 Commissioning • The system will not be able to connect to the internet without either a physical LAN cable connection or configured Wi-Fi if the Wi-Fi module is used. • To ensure account security, change the password periodically and keep the new password in mind.

  • Page 111: Basic Parameters Settings

    Commissioning 8.2.2. Basic Parameters Settings DC Mode Three mode options: DC/AC/Hybrid Installed storage PV capacity: PV capacity on the energy storage inverter side Storage PV Capacity 5 kW On the grid side, if only a CT is installed, please select “CT” for the grid side. If the grid meter is installed, please select “Meter”...
  • Page 112 Commissioning AC Mode Three mode options: DC/AC/Hybrid Installed PV capacity on the PV-inverter (on-grid) side On the grid side, if only a CT is installed, please select “CT” for the grid side. If the grid meter is installed, please select “Meter” for the grid side. If the meter is set up with CT, please select “CT”...
  • Page 113 Commissioning Hybrid Mode Three mode options: DC/AC/Hybrid Hybrid Installed PV capacity on the PV-inverter (on-grid) side Installed storage PV capacity: PV capacity on the energy storage inverter side Storage PV Capacity 5 kW On the grid side, if only a CT is installed, please select “CT” for the grid side. If the grid meter is installed, please select “Meter”...
  • Page 114 A Note on setting Feed-In limits with multiple PV systems If the AlphaESS product is installed with DC-connected Solar Panels as well as with an existing AC-coupled PV system, Installers may need to set a Feed-In limit to comply with Local Regulations.

  • Page 115: Installing New System And Settings Up The App

    1. Android device users can download the App through major Android App stores such as Google Play. 2. IOS device users can search for “AlphaESS” in the App Store and download the App. AlphaESS App 8.3.2. Register as an Installer If you don’t have an installer account, please register first.

  • Page 116: Overview Of Functions For Installer Account

    Commissioning 8.3.3. Overview of Functions for Installer Account...

  • Page 117: Install New System On The App

    Commissioning 8.3.4. Install New System on the App You can install a new system by following the instructions below: You can find the SN and check code below the type label of inverter. Scan or type in SN and check code. After login, click “Install New System”...
  • Page 118 Commissioning *More settings are needed for installers in Australia. If you are an Australian installer, you will need to fill in the Street (NMI), Suburb (NMI) and Postcode (NMI) fields for the Region field, which has six fixed options (NSW, QLD, VIC, SA, TAS, WA). If SA is selected as the Region, two more fields are required, which are Agent and NMI.

  • Page 119: Instruct The End User To Install The App

    The data produced prior to registration can be synchronized to the web server. Step 1: Please open the portal: www.alphaess.com. Step 2: Please fill in “Username”, “Password” and click “Login” if you have already registered.
  • Page 120 *Serial Number: SN (please see the type label of the inverter) *Username: 5-15 letters / numbers *Password: 5-15 letters / numbers / characters More details are available in the Online Monitoring Web Server Installers User Man- ual, which can be downloaded from the AlphaESS homepage.

  • Page 121: Install New System On Alphacloud

    Installers who haven't registered yet need to click “Register” to visit the registration page. Please refer to the “AlphaCloud Online Monitoring Web Server Installers User Manual”, which you can get from the AlphaESS sales team and get an AlphaESS In- staller license number.

  • Page 122: Check System Wiring And Meter Installation

    Commissioning 8.5. Check System Wiring and Meter Installation Check the grid's voltage range and frequency range and the installation (including location, direction and phase sequence) of all CT(s) and/or meter(s). You can directly commission the system after finishing the system configuration pro- cess.
  • Page 123 Turn off all loads. If not all loads can be turned off, please ensure that there are no major power fluctuations through in the system. j. Log in to the AlphaESS App and go to the “My System” page and record the current “Load”. For example, in the figure below, Load equals 719 W.
  • Page 124 Commissioning 2. In the AlphaESS App, follow the instructions below to enable “Charge Batteries from the Grid”. ③ Select “ON” to Charge Batteries from Grid” First click “Function” ② on the bottom of the Please enter the cur- home page.
  • Page 125 If PV inverter exists in the system, switch on the AC circuit breaker between the PV in- verter and the mains grid. Click the AlphaESS App, turn to “Running Information” and check the power value of “PV Inverter Power”. If the power value is positive, the meter installation of PV inverter is correct.

  • Page 126: Maintenance And Troubleshooting

    Maintenance and Troubleshooting 9. Maintenance and Troubleshooting 9.1. Routine Maintenance Normally, the energy storage system needs no maintenance or calibration. However, in order to maintain the accuracy of the SOC, it is recommended to perform a full charge calibration for SOC (charge the battery until the charge power is 0W) on the battery at regular intervals (such as two weeks).

  • Page 127: Troubleshooting

    Maintenance and Troubleshooting 9.2. Troubleshooting 9.2.1. Common Errors Communication Troubleshooting LED Indictor Error LED Display Description Troubleshooting Code SYS red light is Inverter communication lost Inverter lost 1. Restart the system. flashing fast 2. Contact customer service to remotely update the inverter program.
  • Page 128 Maintenance and Troubleshooting Battery Error Troubleshooting Error LED Display Description Troubleshooting Indictor Code Circuit_Breaker_Open Try to switch on the circuit 60002 breakers of all batteries. If the error persists, contact cus- tomer service for further check. SYS red 60004 Follower_Battery_ light is Communication_Lost glowing,...
  • Page 129 Maintenance and Troubleshooting 1. Check whether the PV input 100005 BUS_OVP1 voltage of PV1 and PV2 exceeds 580V. If there is no PV input overvoltage, restart the inverter. If the error persists, contact cus- tomer service for further check. 1. Check whether PV cable 100007 Insulation_ connection is reliable.
  • Page 130 Maintenance and Troubleshooting BAT_UVP 100026 1. Check whether the actual battery voltage is lower than the battery discharge cut-off voltage. If the error persists, contact cus- tomer service for further check. Battery_lose 1. Confirm whether the battery 100027 communication cable connection is normal.
  • Page 131 Maintenance and Troubleshooting Accessories Error Troubleshooting of EV Charger Error LED Display Description Troubleshooting Indictor Code EV Charger lost EV Charger 1. Check whether the EV communi- Lost cation connection between the EV charger and the inverter is normal. 2. Check whether the batteries are switched on.
  • Page 132 Maintenance and Troubleshooting 1. The four LEDs in the first row are system (SYS), battery (BAT), meter (METER), and communication (COM). 2. The five LEDs in the second row serve two functions: 1) During normal system operation, they indicate the SOC operation status of the batteries connected in this energy storage system.

  • Page 133: Battery Protection Description For Parallel Battery

    Maintenance and Troubleshooting 9.2.2. Battery Protection Description for Parallel Battery The three LED indicators on the left front provide information about the protection status of the battery. Display Description Troubleshooting State Stop discharging and charging until this display state is elimi- High temperature nated and wait for the temperature to drop.

  • Page 134: Battery Protection Description For Series Battery

    Maintenance and Troubleshooting 9.2.3. Battery Protection Description for Series Battery The three LED indicators on the front cover provide information about the protection status of the battery. ：Yellow LEDs flashing ：Yellow LEDs on ：Yellow LEDs off LED Display Description Troubleshooting State Wait for automatic recovery.

  • Page 135: Battery Error Description

    Maintenance and Troubleshooting 9.2.4. Battery Error Description The three LED indicators on the front cover provide information about the error status of the battery. LED Display Description Troubleshooting State Hardware error Wait for automatic recovery. If this error persists, please call customer service. Hardware error Circuit breaker Switch on circuit breaker after powering off...

  • Page 136: Product Removal & Return

    Product Removal & Return 10. Product Removal & Return 10.1. Removing the Product Procedure • Step 1: Power off the energy storage system as described in Chapter 8.2 Powering off the System. • Step 2: Disconnect all cables from the system, including communication cables, PV power cables, battery power cables, AC cables, and PE cables.

  • Page 137: Technical Data

    Technical Data 11. Technical Data 11.1. Datasheet of Inverter SMILE-G3 Single Phase Inverter SMILE-G3- SMILE-G3- SMILE-G3- SMILE-G3 Item S6-INV S5-INV S3.6-INV -B5-INV Input DC (PV side) Recommended max. 10000 W 7360 W PV power Max. PV input voltage 580 V Rated voltage 360 V Start-up voltage...
  • Page 138 Technical Data Max. continuous output apparent 6.6 kVA 5.5 kVA 4.0 kVA 5.5 kVA power Max. output 9 kW 7.5 kW 5.5 kW 7.5 kW power ≤ 30s Max. output apparent 9 kVA 7.5 kVA 5.5 kVA 7.5 kVA power ≤ 30s Max.
  • Page 139 Technical Data Output short Integrated protection Output overvoltage Integrated protection PV reverse polarity Integrated protection PV overvoltage Integrated protection PV switch Integrated Integrated Battery breaker General data Dimensions (W*H*D) 610*366*212 mm Weight 20.5kg 19.5kg Topology Transformerless Operation -25 to +60 ° C temperature range Max.

  • Page 140: Datasheet Of Battery

    Technical Data 11.2. Datasheet of Battery 11.2.1. Datasheet of Battery SMILE-G3-BAT-8.2P Model SMILE-G3-BAT-8.2P Battery type LFP (LiFePO Rated capacity 30.4 Ah Weight 78.3 kg Dimension (W*H*D) 610*793*212 mm Ingress protection IP21 Installed energy 8.2 kWh Usable capacity 7.8 kWh Nominal voltage 256 V Operating voltage range 240 to 288 V...

  • Page 141: Datasheet Of Battery Smile-G3-Bat-10.1P

    Technical Data 11.2.2. Datasheet of Battery SMILE-G3-BAT-10.1P Model SMILE-G3-BAT-10.1P Battery type LFP (LiFePO₄) Rated capacity 99.7 Ah Weight 90 kg Dimension (W*H*D) 610*790*210 mm Ingress protection IP65 Installed energy 10.1 kWh Usable energy 9.6 kWh Nominal voltage 96 V Operating voltage range 90 to 108 V Max.

  • Page 142: Datasheet Of Battery Smile-G3-Bat-3.6S

    Technical Data 11.2.3. Datasheet of Battery SMILE-G3-BAT-3.6S Model SMILE-G3-BAT-3.6S Battery type LFP (LiFePO Rated capacity 37.5 Ah Weight 43.2 kg Dimension (W*H*D) 610*435*212.5 mm Ingress protection IP65 Installed energy 3.6 kWh Usable energy 3.6 kWh 100% Nominal voltage 96 V Operating voltage range 90 to 108 V Max.

  • Page 143: Datasheet Of Battery Smile-G3-Bat-3.8S

    Technical Data 11.2.4. Datasheet of Battery SMILE-G3-BAT-3.8S Model SMILE-G3-BAT-3.8S Battery type LFP (LiFePO Rated capacity 38 Ah Weight 38.5 kg Dimension (W*H*D) 610*435*212 mm Ingress protection IP21 Installed energy 3.84 kWh Usable energy 3.65 kWh Nominal voltage 96 V Operating voltage range 90 to 108 V Max.

  • Page 144: Datasheet Of Battery Smile-G3-Bat-4.0S

    Technical Data 11.2.5. Datasheet of Battery SMILE-G3-BAT-4.0S Model SMILE-G3-BAT-4.0S Battery type LFP (LiFePO Rated capacity 39.9 Ah Weight 43.2 kg Dimension (W*H*D) 610*435*212.5 mm Ingress protection IP65 Installed energy 4.0 kWh Usable energy 3.8 kWh Nominal voltage 96 V Operating voltage range 90 to 108 V Max.

  • Page 145: Appendix 1: System Wiring Diagram

    Appendix 1: System Wiring Diagram Appendix 1: System Wiring Diagram...
  • Page 146 Appendix 1: System Wiring Diagram...
  • Page 147 Appendix 1: System Wiring Diagram...
  • Page 148 Appendix 1: System Wiring Diagram...
  • Page 149 Appendix 1: System Wiring Diagram...
  • Page 150 Appendix 1: System Wiring Diagram...
  • Page 151 Appendix 1: System Wiring Diagram...

  • Page 152: Appendix 2: Regional Application Standard

    Appendix 2: Regional Application Standard Appendix 2: Regional Application Standard Please check with your local grid company and choose the corresponding regional application standard, the power quality modes Volt-VAR and Volt-Watt will be running automatically. (Only for regions with AS/NZW 4777.2 safety standard). Regional application Standard Electric Company Australia A...
  • Page 153 Appendix 2: Regional Application Standard...

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