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DISCOVER HELIOS ESS 52-48-16000 Installation And Operation Manual

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HELIOS ESS INSTALLATION
AND OPERATION MANUAL
BATTERY MODEL
52-48-16000 | 900-0077
1
805-0090 REV C

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Summary of Contents for DISCOVER HELIOS ESS 52-48-16000

  • Page 1 HELIOS ESS INSTALLATION AND OPERATION MANUAL BATTERY MODEL 52-48-16000 | 900-0077 805-0090 REV C...

  • Page 2: Table Of Contents

    INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 1 .
  • Page 3 9 .4 Wiring ..................................... . 29 9 .4 .1 DC Cables .

  • Page 4: Introduction

    Introduction The HELIOS ESS, a rechargeable Li-ion battery from Discover Energy Systems (Discover), is a high-capacity, low-voltage battery that can operate independently or in a battery bank configuration where multiple batteries are connected in parallel. AUDIENCE, MESSAGES, WARNINGS, GENERAL SAFETY, PERSONAL PROTECTIVE EQUIPMENT 1.1 Audience Configuration, installation, service, and operating tasks should only be performed by qualified personnel in consultation with local authorities having jurisdiction and authorized dealers. Qualified personnel should have training, knowledge, and experience • Installing electrical equipment •...

  • Page 5: General Warnings

    1.3 General Warnings Do not crush, disassemble or dispose of the battery in fire or the garbage. This product is made of recyclable materials and must be recycled . WARNING ELECTRIC SHOCK AND FIRE HAZARD • This equipment must only be installed as specified. • Connect the battery to isolated Power Conversion Systems (PCS) only . • Do not install the battery in series . •...

  • Page 6: Safe Handling Procedures

    CAUTION ELECTRIC SHOCK HAZARD • Do not touch the energized surfaces of any electrical component in the battery system . • Before servicing the battery, follow all procedures to fully de-energize the battery system . • Follow the Safe Handling Procedures below when working with the battery .

  • Page 7: Personal Protective Equipment

    • If there is an emergency STOP button, press it to shut down the system . • Do not attempt to put out the fire. • Do not spray water or other fire retardants. ITEMS SHIPPED IN THE BOX Confirm the contents of the box. Discover does its best to maintain quality and accuracy in the shipment of its products . If anything is damaged or missing, please contact customer support immediately . Table 2-1, HELIOS ESS Box Contents...

  • Page 8: Specifications

    SPECIFICATIONS All specifications in this document are published @25ºC / 77ºF. 3.1 Electrical Specifications Table 3-1, HELIOS ESS Electrical Specifications Electrical Specifications 52-48-16000 | 900-0077 Nominal Voltage 51 . 2 V Recommended Voltage Range 48 - 55 . 2 V Energy 16,080 Wh Nominal Capacity 314 Ah Charge Bulk Voltage - Bulk Vdc 55 .

  • Page 9: Mechanical Specifications

    3.2 Mechanical Specifications Table 3-2, HELIOS ESS Mechanical Specifications Mechanical Specifications 52-48-16000 | 900-0077 Chemistry LiFePO Height 900 mm (35 . 4 3 in) Width 465 mm (18 . 3 1 in) Depth (body only) 247 mm (9 . 7 2 in) Depth (including Wall-Mount bracket) 271 mm (10 .

  • Page 10: Environmental Specifications

    Table 3-3, HELIOS ESS Wall-Mount Bracket Specifications Specifications Wall-Mount Bracket Height 497 mm (19 . 5 7 in) Width 363 mm (14 . 2 9 in) Depth 22 mm (0 . 8 7 in) Weight 3 . 8 kg (8 . 4 lb) Material Galvanized Steel Sheet 363 mm (14.29 in)

  • Page 11: Protection Specifications

    3.4 Protection Specifications Table 3-5, HELIOS ESS Protection Specifications Protection 52-48-16000 | 900-0077 Specifications Overvoltage Protection Above 58 . 0 8 V for 3 seconds Recovery Recovery after 120 seconds and less than 55 . 2 V Undervoltage Protection Less than 43 . 2 V for 5 seconds Recovery No automatic recovery .

  • Page 12: Breaker Delay Specifications

    Protection 52-48-16000 | 900-0077 Specifications Overvoltage protection monitors individual cell voltages . Protection is triggered when any cell is over 3 . 6 3 VPC and recovers when all cells are below 3 . 4 5 VPC for 120 seconds . Voltages are provided for guidance only . Undervoltage protection monitors the voltage of individual cells .

  • Page 13: Internal Heating Specifications

    Table 3-9, HELIOS ESS DC Capacity Values for Sample Battery Systems provides DC capacity values for sample Discover systems . NOTICE • Exceeding the Max Continuous Current of all the batteries in the system will lead to triggering the battery BMS over-temperature protection quicker, resulting in disconnection of all batteries in the system .

  • Page 14: Regulatory

    NOTE The maximum number of batteries installed in a closed-loop configuration with a LYNK Gateway device is 36 . Table 3-9, HELIOS ESS DC Capacity Values for Sample Battery Systems (@25°C, 77°F) Parallel Continuous Continuous Usable Peak Current System Discharge Charge Capacity Current Current 1 battery 300 A 200 A 200 A 16 kWh 2 batteries 600 A...

  • Page 15: Features

    6. FEATURES 6.1 Battery Features Left Right ① ② ⑬ ⑩ ⑭ ⑪ ⑮ ⑨ ③ ④ ⑫ ⑥ ⑤ ⑦ ⑧ Figure 4. HELIOS ESS Battery Components Item Description Breather valves 4 x Battery negative terminals (-) black (with quick connects) LCD display (SOC, fault/warning, voltage level, amperes) ON/OFF key Wall-mount bracket...

  • Page 16: Conduit Box (Optional Accessory)

    6.2 Conduit Box (Optional Accessory) Available as an option, conduit boxes provide seamless connections between an inverter and the HELIOS ESS battery . Figure 5. Conduit Box Table 6-1, Conduit Boxes Description Part Number HELIOS ESS Sol-Ark 15K 2P-N Conduit Box 950-0067 6.3 Battery Breaker The battery breaker protects the electronic components of the battery’s internal BMS...

  • Page 17: Battery On/Off Key Led States

    6.4.1 Battery ON/OFF Key LED States Description Battery is OFF . Battery is ON . Pulse Battery breaker is either open or the battery is warning of an approaching protection limit . Flash Battery has faulted . Use LYNK Access software to identify and diagnose the issue .
  • Page 18 Icon State Description State of State of charge of all the batteries in the battery bank . A Charge full charge is indicated when all the bars are displayed . Remaining The remaining time is an estimate of how much time Time remains until: •...

  • Page 19: Com 2 (Can Port)

    Figure 7. HELIOS ESS COM2 Pins 6.7 COM3/COM4 (LYNK Port) The COM3 and COM4 ports (LYNK ports) enable multiple Discover batteries to communicate and interact in a closed-loop network . The LYNK ports also enable the HELIOS ESS batteries to work together in a closed-loop communication system with other networked devices, such as inverter-chargers .

  • Page 20: Lynk Port Communication Rj45 Pin Assignment

    6.7.1 LYNK Port Communication RJ45 Pin Assignment Pin Number Function 1 2 3 4 5 6 7 8 Reserved . Do not use . Reserved . Do not use . Reserved . Do not use . CAN Low CAN High Reserved .

  • Page 21: Battery Management System

    2 . No charge current is detected and SOC is less than 50% . • After the heating stops, if the battery’s internal temperature drops below 5°C (41°F) and the battery is connected to a charging source, the heater turns ON again . For information about internal heating, refer to 3.4 Protection Specifications 3 .

  • Page 22: Bms Pre-Charge System

    LYNK CLOUD . For further information, please refer to the LYNK II Gateway Communication User Manual available from the discoverenergysys . c om website, or contact your Discover provider for assistance . Refer to the appropriate LYNK II Communication Gateway Application Note available from discoverenergysys . c om for the set up of closed-loop parameters and integration with specific brands of solar inverter-chargers and solar charger controllers.

  • Page 23: Lynk Network Communication

    Discover batteries use CAN communication over the LYNK Network to coordinate performance with other batteries and communicate with accessories such as the LYNK II Communication Gateway . 7.4.1 LYNK Network Power A Discover battery provides the LYNK network power through the LYNK port (COM3/ COM4 on the HELIOS ESS). Discover documentation specifies how many batteries are required to provide sufficient power for the LYNK network and compatible accessories. Some accessories may require more than one battery to provide sufficient power.

  • Page 24: Optional Accessories

    8. OPTIONAL ACCESSORIES The following optional accessories are available for the HELIOS ESS battery . Table 8-1, HELIOS ESS Accessories Accessory Part Number LYNK II Communication Gateway 950-0025 HELIOS ESS Sol-Ark 15K Conduit Box 950-0067 HELIOS ESS Battery to Inverter Power Cables •...

  • Page 25: Tools

    NOTE It is the responsibility of the installer to ensure that all applicable installation requirements and standards are met . 9.1 Tools • Insulated tools sized to match nuts, bolts, and cables • True RMS Voltmeter • Wall stud finder • Appropriate personal protective equipment 9.2 Location The HELIOS ESS battery can be installed indoors or outdoors .

  • Page 26: Attaching The Battery Onto A Wall

    4 . Moderate temperature. The ambient temperature should be between 4°C and 40°C (39 . 2 °F and 104°F) . Ambient temperatures of 15°C to 20°C (59°F to 68°F) are ideal for extending battery life . 5 . Ventilation. If housing the batteries in a room, add vents to allow airflow to the outdoors .
  • Page 27 Figure 10. Use rope handles to lift battery The Wall-Mount Bracket is attached to the back of the battery . 3 . Remove the screws affixing the Wall-Mount Bracket to the battery. Put the screws aside in a safe location . 4 . If installing the battery off the ground and if the wall studs are not in ideal locations, consider adding appropriate structural supports to spread the weight of the 136 kg (299 .
  • Page 28 Figure 12. Hydraulic Lift to Mount Battery onto Wall-Mount Bracket b . From the right and left sides, secure the battery to the Wall-Mount Bracket with the screws that you put aside in step 3 . Figure 13. Secure Battery to Wall-Mount Adapter 9 .

  • Page 29: Wiring

    9.4 Wiring 9.4.1 DC Cables CAUTION FIRE HAZARD Undersized cables can become hot and may potentially catch fire. Failure to follow these instructions may result in injury. To create your own cables, use 2/0 AWG (70 mm ) or 1/0 AWG (55 mm ) cables . Attach appropriately sized ring terminals on one end and a HELIOS ESS Terminal Connector (950-0072) on the opposite end .

  • Page 30: Terminal Connections And Hardware

    1 . Appropriate size. Size the fuses and disconnects following local codes to protect the wiring in the system . The fuses and disconnects are required to open before the cable reaches its maximum current carrying capability . 2 . Install protection. The fuse and disconnect should be located close to the battery . Local codes may limit how far the protection can be from the battery .

  • Page 31: Single Battery Installation Procedure

    9.5.1 Single Battery Installation Procedure CAUTION ELECTRIC SHOCK AND FIRE HAZARD • Take precautions to avoid bridging the terminals . • Do not contact the terminals with metal mountings, fixtures, or body parts. Failure to follow these instructions may result in injury. Install equipment following the standards set by the local authority having jurisdiction. The following instructions assume the battery and inverter have been attached to the wall .
  • Page 32 LEGEND Positive Negative Figure 15. Wiring for One Battery 3 . Connect the positive battery cables to the receiving pins of the positive battery terminals and push down to enable the connection . Refer to 9 . 4 . 3 Terminal Connections and Hardware .

  • Page 33: Parallel Battery Installation

    NOTICE • Avoid short circuits . Short circuits will damage the battery and void the warranty . • Failure to securely lock the ends of battery cables to the receiving pins on the battery will increase resistance and lower voltage, leading to burnout of the terminals and voiding of the warranty .

  • Page 34: Parallel Battery Installation Procedure (Busbar)

    9.6.1 Parallel Battery Installation Procedure (Busbar) The following instructions describe how to connect batteries in parallel through busbars . Size the busbars so that they are capable of handling the maximum total charge and discharge current capacity of the loads and batteries . The inverter connection is not identified as this can vary depending on the inverter type, number of inverters, and distance from the busbar .
  • Page 35 LEGEND Positive Negative Negative Busbar Positive Busbar Figure 17. Wiring Battery Positive Terminals to Positive Busbar d . Connect the other end (ring terminal) of the positive battery cables to the positive busbar . e . Push the ends of the negative (black –) power cables to the receiving pins on each battery’s negative battery terminals to secure the connection .

  • Page 36: Grounding

    9.7 Grounding At the top of the HELIOS ESS battery is a grounding screw . Grounding screw Figure 19. Grounding Screw at Top of HELIOS ESS Battery 9.7.1 Grounding the Batteries ④ ③ ② ① Figure 20. Grounding Multiple Batteries 1 .

  • Page 37: Closed-Loop Communication

    9.8 Closed-Loop Communication The HELIOS ESS battery supports closed-loop communication using two different methods . 1 . With LYNK II Gateway . Connect CAT6 or higher cables between the COM3/COM4 port on the HELIOS ESS battery and the LYNK II Gateway, and between the LYNK II Gateway and the CAN port on the inverter .

  • Page 38: Setting Up Closed-Loop Communication With The Lynk Ii Gateway

    Networking Guidelines • Separate data and power cables . Allow for separation between data and power cables . Avoid data interference by running network cables separately from power cables . • Allow for LYNK Network cable slack . Ensure that LYNK Network cables are slack and not in tension .

  • Page 39: Setting Up Closed-Loop Communication Without The Lynk Ii Gateway

    Legend CANbus LYNK network Figure 23. LYNK II Connection Between Inverter and Batteries Testing and Verification of the LYNK Network Perform network verification with the LYNK II Communication Gateway (950-0025). 1 . If the LYNK Network Bus indication LED is illuminated, power and communication for the LYNK network are active . 2 .

  • Page 40: Operation

    Legend Legend CANbus CANbus LYNK network LYNK network Termination Resistor Termination Resistor Figure 24. Closed-Loop Communication Without LYNK II 3 . When using HELIOS ESS batteries supplied with a termination resistor, insert the termination resistor to either the COM3 or COM4 port on the last battery . NOTE When setting up closed-loop communication without the LYNK II Communication Gateway with HELIOS ESS batteries that come with a termination resistor, attach it to the battery at...

  • Page 41: State Of Charge

    A voltage-based battery meter designed for lead-acid batteries will not provide an accurate state-of-charge (SOC) for lithium batteries . The LYNK II Communication Gateway (950-0025), available from Discover, can be used to communicate an accurate state of charge to other devices .
  • Page 42 the battery in a partial state of charge as that will reduce its performance as battery cells will become unbalanced . Every 4 cycles, fully charge the battery so the inverter-charger reaches the charge termination criteria . This ensures the battery cells are balanced and that each battery cell is fully charged .

  • Page 43: Charging Profile

    10.4 Charging Profile The Power Conversion device will require setting up a charging profile even if you use closed-loop charging . Using the controller of the Power Conversion device, set up a charging configuration with a Lithium charge profile that matches the charge and discharge settings . Refer to Table 3-1, HELIOS ESS Electrical Specifications, for charging parameters . Refer to the appropriate Application Note from discoverenergysys . c om for setting up closed-loop parameters and integrating inverter-chargers and battery chargers .

  • Page 44: Absorption Charge

    A single-stage charge may be appropriate if the charging source is a generator or other charge source that is inefficient at low output current. A single-stage charge will only complete the Bulk phase portion of the charge curve . This method should return the battery to 90-95% SOC . Refer to Table 3-1, HELIOS ESS Electrical Specifications, for charging parameters . 10.4.2 Absorption Charge Absorption phase .

  • Page 45: Storage

    5 . Inspect for cracks or bulging in the battery case . 6 . Replace any damaged batteries . 7 . Replace any damaged cables . 12. STORAGE Leaving the battery connected to a trickle load or power electronics will cause the battery to discharge during storage .

  • Page 46: Battery Firmware And Data Logs

    Type C port (see Figure 4 . HELIOS ESS Battery Components, Item #13) to update the battery firmware and to download data logs from the battery. LYNK II Communication Gateway devices are available from Discover dealers and distributors. Get the latest LYNK ACCESS software and battery operating firmware from the Discover website at discoverenergysys . c om . 14. TROUBLESHOOTING Accurate troubleshooting and warranty claims require data logs from each battery .

  • Page 47: Appendix

    APPENDIX HELIOS ESS Commissioning Checklist Use this checklist to confirm the correct installation and function of the HELIOS ESS during the commissioning of the complete energy storage system . This checklist is only for the installation and operation of the HELIOS ESS . Further system-level functionality checks and tests must be performed once the full system is interconnected with the HELIOS ESS to complete commissioning .
  • Page 48 PROCEDURE CHECK ̔ The cables passing through the conduit box are not rubbing against any sharp edges . ̔ The cables are not overly bent or curled as a result of passing through grommets and conduit . 6 . Equipment is bonded as required per the local installation code .  ...

  • Page 49: Helios Ess Decommissioning Checklist

    HELIOS ESS Decommissioning Checklist This checklist is only for the battery energy storage system; further system-level decommissioning procedures on the full system may be required. Refer to the manuals of connected DC loads, power conversion equipment, and other components in the system . Disassemble, Recycle, and Dispose PROCEDURE CHECK 1 . Open disconnect devices to ensure there is no electrical connection to any  ...
  • Page 50 Table A-1, Closed-Loop Communication with Inverters Inverter Closed Loop without Closed LYNK LYNK LYNK II Loop with ACCESS CLOUD LYNK II with with Straight Create Your LYNK II LYNK II Cable Own Cable Deye SUN 3-16K single-phase Hybrid Inverters SUN 5-12K three-phase Hybrid Inverters Luxpower LXP-LB-US 8/10/12K...

  • Page 51: Cables For Closed-Loop Communication Without Lynk Ii

    A.3.1 Cables for Closed-Loop Communication Without LYNK II The communication cable between the HELIOS ESS battery and the connected inverter- charger can differ depending on the pin outs used for CAN communication by the inverter-charger . The following identifies the cable requirements for inverter-chargers the HELIOS ESS battery supports for closed-loop communication without using the LYNK II Communication Gateway .
  • Page 52 NOTICE • Use a straight-through cable . Do not use a cross-over cable . • Isolate unused pins . Crossing pin functions may cause system damage . • Do not terminate unused wires to ground, power, or other functions . •...

  • Page 53: How To Calculate Minimum Battery Sizing

    Victron Energy • Victron Energy Color Control GX, Venus GX, VE . C AN Devices CAT6 RJ45 CABLE Power Conversion Device HELIOS ESS 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 7 CAN High 4 CAN High 8 CAN Low 5 CAN Low...

  • Page 54: Calculating The Minimum Number Of Batteries Per Inverter

    A.4.1 Calculating the minimum number of batteries per inverter To determine the minimum number of batteries needed for optimal inverter performance, the battery’s peak current, maximum continuous discharge current, and maximum continuous charge current must exceed the corresponding performance values of the inverter .

  • Page 55: Calculating Inverter Peak Current

    A.4.2 Calculating Inverter Peak Current If the inverter manufacturer provides the surge power only, calculate the peak current using the following formula: Inverter Peak (Amps) = (Inverter Surge Value) / (Inverter Efficiency %) / (48V: Low Battery Cut-Off) For example, if the inverter’s surge power is 24,000 watts and its CEC efficiency is 95%, the calculation with HELIOS ESS 48 V batteries is: •...

  • Page 56: Deye Inverter Configuration (Closed Loop Without Lynk Ii)

    Deye Inverter Configuration (Closed Loop Without LYNK II) The HELIOS ESS supports closed-loop communication with the Deye inverters listed in Table A-1, Closed-Loop Communication with Inverters . To enable communication between the inverter and batteries: 1 . Connect a CAT6 or higher straight cable from the HELIOS ESS COM2 port to the CAN port of the Deye inverter-charger .
  • Page 57 NOTE • If there is a break in communication between the HELIOS ESS battery and inverter-charger for more than ten seconds, the inverter-charger will safely stop operation, so long as the BMS Lithium Batt and the BMS_Err_Stop parameters are both enabled on the Deye inverter-charger .
  • Page 58 Figure 31. Battery Setting - Deye Closed-Loop Charge Settings Battery Setting (page 3) Lithium Mode Set this value to 00 . Shutdown Adjust values to support the use case or keep the original values. Low Batt Restart Main Screen > System Setup > Advanced Function Figure 32. Advanced Function - Deye Closed-Loop Setting Advanced Function BMS_Err_Stop Select this check box to cause the inverter-charger to stop...

  • Page 59: Deye Inverter Configuration (Open Loop)

    Depending on your system and particular use case, there may be other settings that require configuration. Refer to the inverter manual for information on these settings. 1 . Set the Discover Lithium batteries to ON and set the inverter-charger to ON . 2 . Using the touch screen and keypad on the inverter, navigate to Main Screen >...
  • Page 60 150 A, or 133 A for two HELIOS ESS 52-48-16000 batteries that are each rated at a maximum discharge rate of 200 A and then divided by 3 inverters (2 x 200 A ÷ 3 = 133 .
  • Page 61 TEMPCO (mv/C/Cell) Set to 0 mv/C/Cell . Batt Resistance Keep the default value of 25 mOhms . (1) Discover Lithium batteries do not require temperature compensation . Setting TEMPCO to 0 mv/C/Cell disables inverter controlled temperature compensation . NOTE For more information about configuring the Deye inverter-charger, refer to product documentation on the Deye website (deyeinverter .

  • Page 62: Luxpower Inverter Configuration (Closed Loop Without Lynk Ii)

    Luxpower Inverter Configuration (Closed Loop Without LYNK II) The HELIOS ESS supports closed-loop communication with the Luxpower inverters listed in Table A-1, Closed-Loop Communication with Inverters . To enable communication between the inverter and batteries: 1 . Connect a CAT6 or higher straight cable from the HELIOS ESS COM2 port to the CAN port of the Luxpower inverter-charger .
  • Page 63 Set button to save changes on a screen . NOTE • When the Luxpower inverter is configured in a closed loop with Discover Lithium batteries and the communication breaks between the batteries and inverter, after about a minute, the inverter safely stops operation and displays an alarm . If communication is re- established, the Luxpower inverter resumes closed-loop operation within seconds .
  • Page 64 > Charge Figure 39. Charge - Luxpower Screen 1 Charge - Screen 1 Select the Use SOC % check box . Operating Mode Bat charge current limit (A) 200 A x number of batteries > Discharge Figure 40. Discharge - Luxpower Screen 1 Discharge - Screen 1 Select the Use SOC % check box .

  • Page 65: Luxpower Inverter Configuration (Open Loop)

    Depending on your system and particular use case, there may be other settings that require configuration. Refer to the inverter manual for information on these settings. 1 . Set the Discover Lithium batteries to ON and set the inverter to ON . 2 . Using the inverter touch screen interface, touch the Gear icon to set the properties as indicated in the following tables .
  • Page 66 > Charge Figure 42. Charge - Luxpower Screen 1 Charge - Screen 1 Select the Use Bat V check box when operating the inverter Operating Mode in an open-loop charge configuration. Bat charge current limit (A) 200 A x number of batteries Figure 43. Charge - Luxpower Screen 2 Charge - Screen 2 Absorb voltage (V) 55 .
  • Page 67 > Discharge Figure 44. Discharge - Luxpower Screen 1 Discharge - Screen 1 Select the Use Bat check box when operating the inverter in Operating Mode an open-loop charge configuration. Discharge current limit (A) 200 A x number of batteries On-grid Cut-off (V) Set to voltage greater than the Start derate Volt .

  • Page 68: Noark Inverter Configuration (Closed Loop Without Lynk Ii)

    Noark Inverter Configuration (Closed Loop Without LYNK II) The HELIOS ESS supports closed-loop communication with the Noark inverter-chargers listed in Table A-1, Closed-Loop Communication with Inverters . To enable communication between the inverter and batteries: 1 . Connect a CAT6 or higher straight cable from the HELIOS ESS COM2 port to the CAN port of the Noark inverter-charger .
  • Page 69 NOTE • If there is a break in communication between the LYNK II and inverter-charger for more than ten seconds, the inverter-charger will safely stop operation, so long as the BMS Lithium option is selected and the BMS_Err_Stop parameter is enabled on the NOARK inverter-charger .
  • Page 70 Figure 47. Battery Setting - Noark Closed-Loop Charge Settings Battery Setting (page 3) Lithium Mode Set this value to 00 . Shutdown Adjust values to support the use case or keep the original open- loop values . Low Batt Restart Main Screen > System Setup > Advanced Function Figure 48. Advanced Function - Noark Closed-Loop Setting Advanced Function BMS_Err_Stop Select this check box to cause the inverter-charger to stop...

  • Page 71: Noark Inverter Configuration (Open Loop)

    No Battery Activate Battery Select this check box . Batt Capacity Set to the number of Discover Lithium batteries x Ah capacity of each . For example, set to 628 Ah (2 x 314 Ah) for two HELIOS ESS 52-48-16000 .
  • Page 72 For example, set the Ex9N-DH-6KS-AU inverter to the lesser of the inverter’s maximum discharge rate of 135 A, or 400 A for two HELIOS ESS 52-48-16000 batteries that are each rated at a maximum discharge rating of 200 A .
  • Page 73 Battery Setting (page 3) Float V 53 . 6 V Absorption V 55 . 2 V Equalization V Do not equalize Discover Lithium batteries Equalization Days Equalization Hours Shutdown (%) Turns off the inverter when the battery reaches the specified SOC.
  • Page 74 TEMPCO (mv/C/Cell) Set to 0 mv/C/Cell . Batt Resistance Keep the default value of 25 mOhms . (1) Discover Lithium batteries do not require temperature compensation . Setting TEMPCO to 0 mv/C/Cell disables inverter controlled temperature compensation . NOTE For more information about configuring the Noark inverter-charger, refer to product documentation on the Noark website (na .

  • Page 75: Sol-Ark Inverter Configuration (Closed Loop Without Lynk Ii)

    Sol-Ark Inverter Configuration (Closed Loop Without LYNK II) The HELIOS ESS supports closed-loop communication with the Sol-Ark inverters listed Table A-1, Closed-Loop Communication with Inverters . To enable communication between the inverter and batteries: 1 . When setting up closed-loop communication with: •...
  • Page 76 Figure 54. Battery Setting - Sol-Ark Closed-loop Charge Settings Batt Setup > Batt Batt Capacity Set to the number of Discover Lithium batteries x Ah capacity of each . (eg . Set to 260 Ah for two AES batteries, each rated 130 Ah capacity) .
  • Page 77 For example, set the 12K-2P-N inverter to the lessor of the inverter’s maximum charge rate of 185 A, or 133 A for two HELIOS ESS 52-48-16000 batteries that are each rated at a maximum charge of 200 A, and then divided by three inverters (2 x 200 A ÷...
  • Page 78 System Setup > Batt Setup > Charge Batt Setup Batt Charge Discharge Smart Load Float V 53.6V StartV 48.0V 48.0V Absorbtion V 55.2V Start% Equalization V 55.2V 185 A 185 A 30 Days 0.0 hours Gen Charge Grid Charge :00 20min Generator Exercise Cycle Day &...

  • Page 79: Sol-Ark Inverter Configuration (Open Loop)

    • Depending on your system and particular use case, there may be other settings that require configuration. Refer to the inverter manual for information on these settings. 1 . Set the Discover Lithium batteries to ON and set the inverter-charger to ON . 2 . Using the touch screen and keypad on the inverter, navigate to System Setup >...
  • Page 80 Battery Setup > Batt Batt Capacity Set to the number of Discover Lithium batteries x Ah capacity of each . For example, set to 628 Ah (2 x 314 Ah) for two HELIOS ESS 52-48- 16000 batteries . Max A Charge For a single inverter, set to the lesser of the inverter’s maximum charge...
  • Page 81 Start% Unavailable (Grey) in an open-loop configuration. Float V 53 . 6 V Absorption V 55 . 2 V Equalization V Do not equalize Discover Lithium batteries . Equalization Days Equalization Hours Open Loop: System Setup > Battery Setup > Discharge Batt Setup Batt Charge...
  • Page 82 Batt Setup > Discharge Batt Empty V 48 V Batt Resistance Set to: 10 mOhm divided by the number of batteries (plus the mOhm value for cable resistance, if known) . Batt Charge Efficiency BMS_Err_Stop Clear this check box in an open-loop configuration. NOTE For more information about configuring the Sol-Ark inverter-charger, refer to product documentation on the Sol-Ark website (sol-ark .

  • Page 83: Sunsynk Inverter Configuration (Closed Loop Without Lynk Ii)

    Sunsynk Inverter Configuration (Closed Loop Without LYNK II) The HELIOS ESS supports closed-loop communication with the Sunsynk inverters listed Table A-1, Closed-Loop Communication with Inverters . To enable communication between the inverter and batteries: 1 . Connect a CAT6 or higher straight cable from the HELIOS ESS COM2 port to the CAN port of the Sunsynk inverter-charger .
  • Page 84 NOTE Depending on your system and particular use case, there may be other settings that require configuration. Refer to the inverter manual for information on these settings. Closed Loop - Batt Type Figure 61. Batt Type - Sunsynk Closed-Loop Settings Batt type Select the Lithium option to display Lithium battery associated Batt type settings .

  • Page 85: Sunsynk Inverter Configuration (Open Loop)

    Depending on your system and particular use case, there may be other settings that require configuration. Refer to the inverter manual for information on these settings. 1 . Set the Discover Lithium batteries to ON and set the inverter-charger to ON . 2 . Using the touch screen and keypad on the inverter-charger, navigate to Main Screen >...
  • Page 86 (2) SUNSYNK’s recommended maximum battery value for Charge Amps is 75% of the battery’s rated maximum charge current . (3) Discover Lithium batteries do not require temperature compensation . Setting TEMPCO to 0 mv/C/Cell disables inverter- charger controlled temperature compensation .
  • Page 87 Batt charge Float V Set the suggested voltage values defined in the associated battery manual . Absorption V Discover Lithium batteries must not be equalized . Setting zero Equalization V hours ensures the batteries will not be equalized . Open Loop - Shutdown Figure 64. Sunsynk Battery Shutdown Settings...

  • Page 88: Victron Inverter Configuration (Closed Loop Without Lynk Ii)

    3 . Device List > Settings > Services > VE.Can port > CAN-bus profile • Select CAN-bus BMS (500 kbit/s) 4 . Return to the Device List, and the Discover Lithium Battery should now appear as one of the devices .
  • Page 89 VE. Can & CAN-bus BMS (250 kbit/s) CAN-bus BMS (500 kbit/s) Oceanvolt (250 kbit/s) Figure 66. Victron CAN-bus Profile 2 . Return to the Device List, and the Discover Lithium Battery should now appear as one of the devices . Device List 15:48 Device List 53.12V...
  • Page 90 3 . To confirm that all batteries in the network are communicating with the Victron system, review the actual battery parameters . If multiple batteries are connected, a single entry shows the total limit of all the batteries . Device List > Discover AES > Parameters 15:48 Parameters 55.2V Charge Voltage Limit (CVL) Charge Current Limit (CCL) 200.0A...
  • Page 91 DVCC (Distributed Voltage and Forced on Current Control) Limit charge current Installed number of Discover Lithium batteries x their Maximum charge current rated Maximum Charge current, or a lower value if system curtailment is required . Limit managed battery charge...

  • Page 92: Ictron Inverter Configuration (Open Loop)

    Get Settings Send Settings Figure 72. VE Configure 3 Software Victron Inverter-Charger Open-loop Configuration Procedure Refer to the latest Discover Energy Systems documentation for tery values and the latest Victron documentation for details on menu igation and the setup procedure .
  • Page 93 1 . Set the Discover Lithium batteries to ON and set the inverter to ON . 2 . Connect your computer to the Victron GX device or inverter . 3 . On the computer, start the VE Configure 3 software configuration tool. 4 . Enable and disable parameter values according to the tables below .
  • Page 94 1 . 0 < 3 . 0 Hr (1) Precautionary settings ignored during normal operation and communication with Discover lithium batteries . (2) The recommended minimum is 1 . 0 hour . Multiple batteries may require a longer time to achieve a smooth completion of charge .

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