Mars EOT Series User Manual
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Mars EOT Series User Manual

All-in-one solar storage system
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EOT Series
All-in-one Solar Storage System
User Manual
V1.0
https://growcol-tech.com
File version: V1.0
Page 1 of 62

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  • Page 1 EOT Series All-in-one Solar Storage System User Manual V1.0 https://growcol-tech.com File version: V1.0 Page 1 of 62...

  • Page 2: Range Of Application

    If you have any suggestions during the use, please do not hesitate to give us feedback. 1.1 Range of Application The installation and user manual of EOT series is applicable to the installation and use of the following products:...

  • Page 3: Safety Precautions

    Controller Area Network 1.3 Symbol Stipulations There may be following symbols herein, and their meanings are as follows. Symbols Description Indicate a hazard with a high level of risk which, if not avoided, will result in death or serious injuries. DANGER! Indicate a hazard with a medium level of risk which, if not avoided, could result in death or serious injuries.

  • Page 4: General Safety

    2.2 General Safety 2.2.1 Important Notice Before installing, operating and maintaining the device, please read this Manual first and follow the symbols on the device and all the safety precautions in this Manual. The matters indicated with "DANGER", "CAUTION", "ATTENTION" and "NOTICE" in this Manual do not represent all the safety matters to be observed, but are only the supplements to all the safety precautions.

  • Page 5: Personnel Safety

    Under no circumstances should the structure and installation sequence of the device be changed without the manufacturer's permission. CAUTION The battery terminal components shall not be affected during transportation. And, the battery terminal bolts shall not be lifted or transported. CAUTION It is strictly prohibited to alter, damage or block the marks and nameplates on the device.

  • Page 6: Personnel Requirements

    e) Check whether the battery is accidentally grounded. If the battery is accidentally grounded, remove the power supply from the ground. ● Do not clean the internal and external electrical components of the cabinet with water or detergent. ● Do not stand, lean or sit on the device. ●...

  • Page 7: Grounding Requirements

    2.4.2 Grounding Requirements ● When installing the device to be grounded, the protective grounding wire must be installed first; when removing the device, the protective grounding wire must be removed at last. ● It is forbidden to destroy the grounding conductor. ●...

  • Page 8: Product Introduction

    3 Product Introduction 3.1 Brief Introduction to Product EOT is a new generation of household energy storage system with two output specifications of 220V and 110V, which can meet the diversified needs of global users. This product is a professional indoor mobile power, compact size, universal wheel design can be easily moved, charging and discharging extremely quiet.

  • Page 9: Model Coding

    ③ Product category C: Power conversion module S: Energy storage system 3.4 Description of Energy Storage Capacity EOT series energy storage system supports the capacity expansion with up to all three energy storage modules, All-in-one 5kW. 5kWh 15kWh 20kWh 10kWh https://growcol-tech.com...
  • Page 10 3.5 Appearance Description 3.5.1 Dimentions All-in-one dimensions（L*W*H）:555*130*972mm Battery dimensions（L*W*H）:555*130*600mm Base dimensions（L*W*H）:555*130*41mm 3.5.2 All-in-one Module The power of the inverter is 5kW. https://growcol-tech.com File version: V1.0 Page 10 of 62...
  • Page 11 1: LCD screen 2: LED Indicator 3: Touch keys 4: PV input port 5: AC output port 6: AC input port 7: AC ON/OFF 8: DC ON/OFF 9: PV input switch 10: AC output switch 11: AC input switch 12: Battery switch 13: LED (BMS RUN) 14: LED (BMS ALM) 15: LED (BMS SOC)

  • Page 12: Application Scenarios

    1: Battery turn On/Off 2: LED (BMS SOC) 3: LED (BMS RUN) 4: LED (BMS ALM) 7: USB 8: RS485/CAN 5: Address 6: Reset (Connect PC) (Connect inverter) 9: RS485 10: RS485 11: Battery Negative 12: Battery Positive (Connect other battery) (Connect other battery) 13: Grounding screw Communication interface definition...
  • Page 13 When the mains is disconnected or stops working, the battery supplies power to the load through the power module. 4.1.2 Application Scenarios with Only Photovoltaic but No Mains Power During the day, the photovoltaic directly supplies power to the loads while charging the battery. At night, the battery supplies power to the loads through the power module.
  • Page 14 4.1.3 Complete Application Scenarios During the day, the mains and photovoltaic simultaneously charge the battery and supply power to the loads. At night, the mains supplies power to the loads, and continues to charge the battery, if the battery is not fully charged.

  • Page 15: System Installation

    4.2 Load Working Mode Load working mode Inverter setting Description PV 1ST (EOT05S) switching to the Mains when the PV fails or the battery is lower PV priority mode SOL (EOT05S) than the set value of parameter Mains priority mode, switching to inverter only when the mains AC 1ST (EOT05S) Mains priority mode fails.When the battery is full, the load power is supplied by the...
  • Page 16 All-in-one Mounting Frame 50*128*40mm Package All-in-one Screw M5*12 Package All-in-one Screw M6*10 Package All-in-one Fixing screw M6*35 Package N:Number of batteries 5.2 Preparation of Tools and Meters Types Tools and meters Installation tool Personal protective equipment https://growcol-tech.com File version: V1.0 Page 16 of 62...

  • Page 17: Selection Of Installation Location

    5.3 Selection of Installation Location 5.3.1 Basic Requirements ● When the energy storage is running, the temperature of the case and the radiator will be high. Therefore, do not install them in a place that is easy to touch. ● Do not install in areas where flammable and explosive materials are stored. ●...

  • Page 18: Installation Space Requirements

    5.3.2 Installation Space Requirements When installing the energy storage, certain space shall be left around it to ensure sufficient space for installation and heat dissipation. 5.4 Device Installation 5.4.1 Wall mount 5.4.1.1 Installation Location Selection Determine the installation position, Fix the base and bracket with screws (M6*10), and place them in the appropriate position and mark the place where the holes need to be punched.
  • Page 19 In order to avoid electrical shock or other injury, inspect existing electronic or plumbing installations before drilling holes. DANGER! Choose suitable firm wall with thickness greater than 80mm. CAUTION 5.4.1.2 Install All-in-one Drill 6 holes according to the hole position, it is φ6 with depth of 45~50mm.Hammer the M8 screws to the above holes, and screw the nut.
  • Page 20 The all-in-one unit is very heavy and requires more than one person to install. CAUTION Place the all-in-one on the support frame and lock the upper section to the sides using screws. 5.4.1.3 Install Extra Battery Pack and All-in-one If you need to add a battery module, place the battery module on the support frame and lock the sides together with screws.
  • Page 21 Place the all-in-one unit on the battery module and screw it into the screw holes of the battery module and install the fixing fittings. 5.4.2 Floor mounting 5.4.2.1 Installation Location Selection Determine the installation location, please choose a flat ground and a solid wall as the installation location. Determine the installation position of the base, the fixed size is 555mm.
  • Page 22 5.4.2.2 Install All-in-one According to the hole position, drill 2 holes on the wall, φ 6, depth 45~50mm. Tap the M8 screw into the above hole and screw on the nut. In order to avoid electrical shock or other injury, inspect existing electronic or plumbing installations before drilling holes.
  • Page 23 5.4.2.3 Install Extra Battery Pack and All-in-one If you need to add a battery module, place the battery module on the base. According to the hole position, ground 2 holes on the wall, φ6, depth 45~50mm. Tap the M8 screw into the above hole and screw on the nut.

  • Page 24: Electrical Connection

    6 Electrical Connection Before electrical connection, please ensure that the switches of the energy storage are in the "OFF" state. Otherwise, the high voltage of the device may cause electric shock. DANGER! The operations related to electrical connections must be carried out by professional electrical technicians.

  • Page 25: Connecting Ac Input

    Cable between AC input and power Cable diameter Prepare by the user AC input line module 10mm /7AWG itself Cable between AC output and power Cable diameter Prepare by the user AC output line module 10mm /7AWG itself Power cable between the extra Battery Package Power Cable battery and all-in-one,10kwh capacity...

  • Page 26: Wiring Specifications

    6.2.3 Connecting Photovoltaic Input According to the cable sequence and terminal position shown in the figure below, correctly connect the PV input cable. When wiring, please pay attention to the positive and negative poles and avoid short-circuit. 6.2.4 Wiring specifications Recommended PV Recommended AC input Recommended AC output...
  • Page 27 6.3 Electrical Connection of Extra Battery Modules 6.3.1 System Connecting Power Cord Before connecting the energy storage battery module, ensure that the energy storage battery is not working and the indicator lights on the battery are OFF. The power cord delivered with the product together should be used to connect the positive and negative terminals of other batteries or power modules.
  • Page 28 6.3.2 System Connecting Signal Line The signal line delivered with the product together shall be used to connect RS485-Battery interface for each battery module. Signal Cable 10kWh Wiring diagram: Signal line connection and address setting https://growcol-tech.com File version: V1.0 Page 28 of 62...
  • Page 29 6.3.3 15kWh or 20kWh System Connecting If you need 15kWh or 20kWh batteries, you can choose to connect multiple batteries through parallel p ower Signal Line,At the same time, it is necessary to set the correct battery address. cable and Expand capacity power cable of battery modules are optional products.
  • Page 30 20kWh Wiring diagram: Battery wire connection 20kWh Wiring diagram: Signal line connection and address setting https://growcol-tech.com File version: V1.0 Page 30 of 62...
  • Page 31 6.3.4 Energy Storage Battery Module Address Setting If multiple energy storage battery modules are used in parallel, the address of the energy storage battery module needs to be set. The address is set to 1~3, and the address of each module cannot be repeated. The address of the battery connected to the inverter must be set as 0.
  • Page 32 The connection and address settings of the battery signal line are shown in the following figure. 6.4.2 AC OUT Wiring& AC IN Wiring When connected, L must be connected to L, N to N wire, PE to PE, and ensure on. The connection should be correct and the length and diameter of the connection should be the same before the electric startup, so as to avoid the abnormal work of the output of the parallel system caused by the wrong.
  • Page 33 6.4.3 Parallel Communication Line Connection Communication cable and current sharing cable are optional products. If necessary, please contact your local distributor. 6.4.4 Setting the All-in-One Parallel Mode The 31st setting needs to be set to PAL https://growcol-tech.com File version: V1.0 Page 33 of 62...

  • Page 34: System Debugging

    7 System Debugging 7.1 Inspections Before Power-On Inspection items Acceptance criteria Validation The energy storage is installed The installation is correct, secure and reliable. □Yes □No in place The installation environment The installation space is reasonable and the □Yes □No meets requirements environment is clean and tidy without any construction remains.
  • Page 35 System Status Events POWER OFF Power Off Normal Blinking1 Steady Alarm Blinking1 Blinking3 Normal Alarm Blinking3 Charging Over Charge Protection High temperature, Over Current Normal Blinking3 Alarm Blinking3 Blinking3 Discharging Over Discharge Protection Over Current，Short Current LED blinking description Blinking LED ON LED OFF Blinking1...
  • Page 36 Then,turn on the AC switch.If the AC/INV indicator blinks, it indicates that the inverter works properly. Last,then turn on the PV, AC output and AC input breaker switch. 7.2.2 Switching On The Bidirectional Toggle Switch If you choose to use inverter to supply power to the load, you need to flip the switch to the “INVERTER”side. When the gird power is cut off, the inverter can automatically switch to battery power supply.
  • Page 37 7.3 All-in-one LED And Button Function Description After the power module works normally, the indicator lights are described as follows: Indicators introduction Indicator lights Color State Description Always ON Mains output AC/INV Yellow Blinking Inverter output Blinking The battery is being charged CHARGE Green Always ON...

  • Page 38: Page Introduction

    7.4 Real-time Data Viewing Method Page Introduction 7.4.1 Icon function Icon function Indicates mains power Indicates the inverter is working Indicates generator Indicates home appliances Indicates solar power Indicates AC output is overload Battery remaining capacity is below Load percentage is below 5% Battery remaining capacity is Load percentage is 5%~19% 5%~19%...
  • Page 39 of the machine is sealed lead-acid the machine is flooded lead-acid battery battery Indicates that the current battery type Indicates that the current battery type of of the machine is gel battery the machine is NCM battery Indicates that the current battery type Display the page number prompt of the of the machine is LFP battery main interface...
  • Page 40 machine. PV side Battery side Mains side Load side Comprehensive Page parameters parameters parameters parameters parameters PV Voltage Battery Voltage AC Voltage Load Voltage Current Time PV Current Battery Current AC Current Load Current Current Date PV Power BMS Batt SOC AC Power Load Power PV Total kWh...
  • Page 41 Parameter Setting options Parameter Name Description Number (Default) The input mains voltage range of 230V machine is 90~280V Mains input voltage range of 120V machine: 90~140V When the Parameter [01] = BT1ST/PV1ST, the battery voltage is lower than the set value, and the output is Battery to Mains 48.0V switched from inverter to Mains Power, and the set range...
  • Page 42 Parameter Setting options Parameter Name Description Number (Default) Setting of Boost Voltage: Set Range of 48V~58.4V, Step Boost Voltage 56.8V 0.4V, available when the battery type is user-defined and lithium battery. Setting of Maximum Boost Duration, which is the maximum charging time when the voltage reaches the Maximum Boost Parameter [09] when charging at constant voltage, with Duration...
  • Page 43 Parameter Setting options Parameter Name Description Number (Default) are effective Equalization Charging Voltage, with the Set Range of Equalization 48V~58V, Step of 0.4V, available for Flooded lead-acid Voltage battery, sealed lead-acid battery and user-defined Equalization Charging Time, with the Set Range of Equalization min~900min, Step of 5min, available for Flooded lead- Charging Time...
  • Page 44 Parameter Setting options Parameter Name Description Number (Default) after the temperature has dropped. No Alarm Buzzer Alarm Enable alarm Alarm is disabled when the status of the main input source has change. Mode Change Reminder Alarm is disabled when the status of the main input source has change.
  • Page 45 Parameter Setting options Parameter Name Description Number (Default) All machines in phase 3 must be set as 【3P3】 1.When the output voltage set in the setting 【38】 is 120 Vac (U model) At present the line voltage between L1 in phase 1 and L2 in phase 2 is 120*1.732 = 208 Vac, similarly the line voltage between L1-L3, L2-L3 is 208 Vac;...
  • Page 46 Parameter Setting options Parameter Name Description Number (Default) Voltage 120Vac You can set: 100/105/110/120Vac Max. battery charging current not greater than the value LC SET of setting 【07】 Charge current limiting method Max. battery charging current not greater than the limit LC BMS (when BMS is value of BMS...
  • Page 47 Parameter Setting options Parameter Name Description Number (Default) 2-section end 00:00:00 Set Range: 00: 00-23: 59: 00 discharging time 3-section start 00:00:00 Set Range: 00: 00-23: 59: 00 discharging time 3-section end 00:00:00 Set Range: 00: 00-23: 59: 00 discharging time Disable this Function After the sectioned discharge function is enabled, the Sectional discharge...

  • Page 48: Protective Function

    costs to the greatest extent. The user can turn on/off the time-slot charging/discharging function in setup menu parameter 46 and 53.and set charging and discharging slot in parameter 40-45, 47-52. Below are examples for users to understand the function. Before using this function for the first time, please set the local time in parameter items 54, 55, then the user can set the corresponding time slot according to the local peak and valley tariff charges.
  • Page 49 protection mains charging will be stopped and switched to the inverter mode. When the battery voltage reaches the overvoltage disconnection point, the Battery over voltage protection PV and the mains will be automatically stopped to charge the battery to prevent the battery from being overcharged and damaged. When the battery voltage reaches the low voltage disconnection point, the Battery low voltage protection battery discharging will be automatically stopped to prevent the battery...

  • Page 50: System Maintenance

    7.6 Install The Cover Plate When all wiring is complete and the system is operating normally, close the side cover. 8 System Maintenance 8.1 System Power-Off After the system is powered off, the case still has residual power and heat, which may cause electric shocks or burns.

  • Page 51: Routine Maintenance

    8.2 Routine Maintenance To ensure the long-term and good operation of the energy storage system, it is recommended to perform the routine maintenance as described in this section. Items Methods Maintenance interval Check if the radiator is covered or dirt on a regular Once every six months to one System cleanliness basis.
  • Page 52 【11】 PvBuckOCHw Buck overcurrent hardware protection 【12】 bLineLoss Mains power down 【13】 OverloadBypass Bypass overload protection 【14】 OverloadInverter Inverter overload protection 【15】 AcOverCurrHw Inverter overcurrent hardware protection 【17】 InvShort Inverter short circuit protection 【19】 OverTemperMppt Buck heat sink over temperature protection 【20】...

  • Page 53: Battery Storage And Maintenance

    exit the screen sleep mode. Battery overvoltage Measure if the battery voltage exceeds rated, and turn off the PV 【06】 protection array air switch and mains air switch. 【01】 Battery undervoltage Charge the battery until it returns to the low voltage disconnection 【04】...
  • Page 54 4. Requirements for the storage environment: – Ambient temperature: -10℃ to 55 ℃, recommended storage temperature: 20℃ to 30℃. – Relative humidity: 5%RH-80%RH. – Dry, well ventilated, and clean. – The corrosive organic solvents, gases and other substances shall be kept away. –...

  • Page 55: Device Cleaning

    8.5 Device Cleaning It is recommended to clean and maintain the product from time to time. When cleaning, the dust and stains on the product shall be removed with a piece of soft dry cloth or vacuum cleaner, especially when cleaning the heat dissipation and air vents on both sides of the product.
  • Page 56 Frequency 50/60Hz Auto Switch Period ＜10ms（typical） Battery Battery Type LiFePO4 Battery Energy 5.12kWh Battery Capacity 100AH Battery Rated Voltage 51.2V Battery Working Voltage Range 44.8～57.6V Standard Charge/Discharge current Max. Charge/Discharge Current 100A Cycling Lifespan 6000 (80%DOD,0.5C,25°C) Max. Parallel Capacity 4 units （up to 20.48kWh） PV Charge Solar Charge Type MPPT...
  • Page 57 Noise ≤60dB Storage time / temperature 6 months @25℃;3 months @35℃;1 months @45℃ Dimensions 972*555*130mm Weight 85Kg Cooling Method Forced Air Cooling Certification Safety MSDS,UN38.3,IEC61000-6:2019,NRS097,RoHS 9.2 Extra Battery Module Data Product model EOV05B Battery Type LiFePO4 Battery Energy 5.12kWh Battery Capacity 100AH Battery Rated Voltage 51.2V...

  • Page 58: Product Dimensions

    10 Product Dimensions and Packaging 10.1 Product Dimensions The external dimensions of the AII-in-one module is 972*555*130mm,the external dimensions of the energy storage battery module is 600*555*130mm,the external dimensions of the base module is 41*555*130mm. 10.2 Package Dimensions The package size of a single energy storage battery module is 644*698*199mm. The package size of the All-in-one unit is 1054*644*190 mm.
  • Page 59 3.5kW/5.0kWh All-in-one All-in-one Package 5.0kW/5.0kWh All-in-one Base 41*555*130mm Package All-in-one Mounting Frame 80*44mm Package Mounting Frame All-in-one M8*60 expansion bolt Screw Package All-in-one Mounting Frame 50*128*40mm Package All-in-one Screw M5*12 Package All-in-one Screw M6*10 Package All-in-one Fixing screw M6*35 Package Battery Battery 5.12kWh/51.2V...
  • Page 60 (Optional) Battery Fixing screw M6*35 Package (Optional) 560mm,4AWG Power cable (Optional) 1.5m,4AWG Expand Capacity 2.0m (Optional) Signal cable Battery Signal cable 700mm Package (Optional) Parallel All-in-one communication 1.2m Package line (Optional) All-in-one Current sharing 1.2m Package detection line (Optional) All-in-one User Manual Package Page 60 of 62...

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Eot05s-220Eov05b

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