Page 1
11989 INTRODUCTION Thank you for selecting and buying V-TAC Product. V-TAC will serve you the best. Please read these instructions carefully & keep this user manual handy for future reference. If you have any another query, please contact our dealer or local vendor from whom you have purchased the product.
Page 2
User Manual EXCLUSION OF LIABILITY All names, trademarks, product names or other designations used in this manual may be legally protected even if not indicated as such (e.g., as a trademark). HICONICS ECO-EN- ERGY DRIVE TECHNOLOGY CO., LTD. assumes no liability or warranty for their free usage.
User Manual CONTENTS 1 Notes on this Manual ......................................1.1 Scope of Validity ......................1.2 Target Group ...................... 1.3 Symbols Used ................1.4 Eu Declarations of Conformity 2 Safety ..................................2.1 Notes on This Manual Explanation of Symbol 2.2 Important Safety Instructions ................
Page 4
User Manual 5.6 Earth Fault Alarm Connection ................5.7 Wiring Diagram ..................... 5.8 Battery Pack Capacity Expansion ..............6 System Operation ....................6.1 Switch On .............................................. 6.2 Switch Off 7 Plant Monitoring ..................... 7.1 Download SOLARMAN APP ................8 Maintenance and Troubleshooting ..............
This manual is an integral part of HEC2 series single phase residential energy storage system with hybrid inverter, it describes the assembly, installation, commissioning, maintenance and failure of the product. Please read it carefully before operating. Configuration HEC2-S3.68Hr2 Inverter HEC2-S3.8Hr2 HEC2-S5.0Hr2 HEC2-S6.0Hr2...
User Manual 1.2 Target Group This manual is for qualified electricians. The tasks described in this manual only can be performed by qualified electricians. 1.3 Symbols Used The following types of safety instructions and general information appear in this document as described below: Indicates a hazard with a high level of risk which, if not Danger! avoided, will result in death or serious injury.
User Manual On the approximation of the laws of the Member States relating to electromagnetic compatibility (EMC)) Directive 2014/35/EU (On the harmonization of the laws of the Member States relating to the making available on the market of electrical equipment designed for use within certain voltage limits – in short: Low Voltage Directive) Directive 2011/65/EU (RoHS) (on the restriction of the use of certain hazardous substances in electrical and electronic...
Page 8
User Manual Beware of hot surface. The inverter can become hot during operation. Avoid contact during operation. Danger of high temperature. Danger to life due to high voltages in the inverter! Danger Risk of electric shock! Observe enclosed documentation Do not dispose of the battery system together with the household waste but in accordance with the disposal regulations for electronic waste applicable at the installation site.
User Manual Danger to life due to high voltage. There is residual voltage existing in the inverter after powering off, which needs 5 min to discharge. Wait 5 minutes before opening the top cover or DC cover. 2.2 Important Safety Instructions Danger! Danger to life due to high voltage in the inverter! All work must be carried out by qualified electrician...
Page 10
User Manual Warning! Ensure that input DC voltage ≤Max. DC voltage. Over voltage Warning! may cause permanent damage to inverter or other losses, which will not be included in warranty! Warning! Warning! Risk of electric shock! Warning! Authorized service personnel must disconnect both AC and Warning! DC power from inverter before attempting any maintenance or cleaning or working on any circuits connected to inverter.
Page 11
User Manual Do not disassemble any parts of inverter which are not mentioned in • installation guide. It contains no user-serviceable parts. See warranty for instructions on obtaining service. Attempting to service the invert- er yourself may result in a risk of electric shock or fire and will void your warranty.
Page 12
User Manual When accessing the internal circuit of inverter, it is very important to • wait 5 minutes before operating the power circuit. Do not open the device barehanded. Measure the voltage between terminals DC+ and DC- with a multi-me- •...
Page 13
User Manual Anti-Islanding Effect Islanding effect is a special phenomenon that grid-connected PV • system still supply power to the nearby grid when the voltage loss is happened in the grid system. It is dangerous for maintenance personnel and the public. HiEnergy series inverter provide Active Frequency Drift (AFD) to prevent islanding effect.
Page 14
User Manual For United Kingdom The installation that connects the equipment to the supply • terminals shall comply with the requirements of BS 7671. No protection settings can be altered. • User shall ensure that equipment is so installed, designed and •...
User Manual 2.3 Handle Heavy Loads Safely When carrying heavy objects, you should be prepared to bear the • weight to avoid being crushed or sprained by heavy objects. < 18 kg 18-32 kg 32-55 kg 55-68 kg > 68 kg (<...
User Manual 3 Introduction 3.1 Basic Features HiEnergy Series is a high-quality system which can convert solar energy to AC energy equipped with storage battery. It's an all-in-one system. HiEnergy inverter is only compatible with HiEnergy batteries (HEC2-BHP) and currently is not compatible with other batteries (include other LFP battery and Lead acid battery) The HiEnergy Series system can be used to optimize self-consumption, store electricity in the battery for future use or feed electricity into public grid.
User Manual Figure 3 Hybrid-coupled Storage System – Scheme 3.2 Work Modes There are three basic work modes that end users can choose via inverter APP. • Self Use: The energy generated by the solar panels will be used in the following order: supply to the home loads;...
User Manual 3.3 Packing List Check the following parts list to ensure it is complete. Delivers a total system separately on site to client, this consists of: Inverter packing list 4xM8*60 4x RJ45 cable end 1x Hybrid inverter 4xM6*12 1xCT(With RJ45 Adapter) 1x Grid male 1x Load female 2x PV positive...
User Manual 3.4 System Appearance HEC2-S Series Hybrid Inverter BMS indicator BMS Control Box Battery Pack Battery Pack (Battery 2, Max. 3 packs) Base WIFI Interface 3.5 Wiring Port Part Over view Introduction...
User Manual 3.5.1 Inverter The inverter is a high-voltage component and has been sealed by the manufacturer. The inverter may only be replaced as a complete item and may not be opened. The inverter is located just underneath the cover plate. It comprises the inverter tray, which is fitted with a fan, and the following components: PCS Front Panel GRID...
Page 21
User Manual Water Leakage Holes Warning Label Sticking Position PCS bottom Nameplate Sticking Position Position Detector (female) PCS top view Inductor Box Hood Cover PCS back view This high-quality inverter is capable of AC/DC conversion according to the usage or requirementof different users, and intelligently realizes on-demand scheduling of energy between PV, battery, grid and load.
User Manual WIFI stick card slot Description RS485-A RS485-B Note: The WIFI stick card slot has to be aligned to work properly 3.5.2 BMS Control Box Bottom Plug Connector Position Detector (female) Bo�om view Position Detector (male) BMS Indicator Front view Position Detector (male) Top view Introduction...
Page 23
User Manual WIFI (optional) Start Button BMS Circuit Breaker Right view Grounding Bolt (go to PCS) PARALLEL Le� view (Opened cover) Identification Plate Paste Bit Label pastes Back view The BMS module of residential energy storage system, also called battery management system, is used to control and monitor the charging and discharging process of the battery pack, to ensure the safety and lifetime of the battery pack.
User Manual Discharge control: control the discharge process of the battery pack, including discharge current, discharge voltage, discharge time and other parameters to ensure the safety and discharge efficiency of the battery pack. BMS-PARALLEL: This interface is used to connect another BMS in parallel, which can connects the other BMS parallel to communicate and charge/discharge at the same time.
User Manual Label Paste Position Back view Bottom Connector Connecting Screw Mounting Piece 2 Mounting Piece 1 Ba�ery right view The battery pack of residential energy storage system is a device used to store electrical energy, usually consisting of multiple battery cells. Its main functions include: Storing electrical energy: the battery pack can store electrical energy from the grid or the PV.Power supply: The battery pack can be to supply electrical power whenever there's a need to support...
User Manual Top Connector Position Detector (male) Base front view Top Connector Position Detector (male) Base top view Top Connector Base right view Base left view The base module of residential energy storage system is used to support the whole system, its main functions include: Structural support: for battery module support.
Page 27
User Manual Table1 LED function display Battery SOC indicator State ALARM FAULT Description Description System power Power off Standby mode Normal Blinking1 Battery pack low Based on real SOC System voltage/low SOC/ Warning Blinking1 Blinking2 power indication standby low temperature Communication/ Blinking1 Blinking3...
Page 28
User Manual If the battery level is lower than the set SOC value, an alarm will be Blin- Low SOC triggered, and the Blinking2 king Off Off Off warning minimum battery level LED will flash to stop discharging Over current Blinking1 Blinking1 Stop discharging...
User Manual Table 3 Explanation of LED working indicator flashing Type Blinking1 0.25s Blinking2 0.5s Blinking3 0.75s 3.6.2 Inverter LED Indications Description Name of LED State of LED PV is active PV is standby BLINKING PV loss Battery is active BLINKING Battery is standby Battery loss...
User Manual 4. Installation Indicates actions that may cause material damage. Notice 4.1 Check for Physical Damage Make sure the inverter is intact during transportation. If there is any visible damage, such as cracks, please contact your supplier immediately. 4.2 Equipment Installation Installation Precaution HiEnergy series is designed for outdoor installation (IP65).
User Manual Please AVOIDE direct sunlight, rain exposure, snow laying up during installation and operation. No direct sunlight No rain exposure No snow accumulation No direct sunlight No rain exposure No snow accumulation Direct sunlight Snow accumulation Rain exposure Direct sunlight Rain exposure Snow accumulation 4.2.1 Requirements...
User Manual 4.3 Installation Process 4.3.1 Battery Pack Installation The battery pack height must comply with local regulations. If the positioning plate conflicts with the regulations, the regulations must be met first. Step 1: Determine the position of the base: mainly determine the distance from the wall; The distance from the wall is 65mm, and keep horizontal;...
Page 34
User Manual Step 3: Use four phillips head screws and a three M5x14 unit to install the battery pack, and wall battery mounts. As shown in the following figure. Step 4: Use a marker to draw dots at the red intersection in the following image. After drawing the dots, remove the wall battery pendant and use a drill bit to drill holes.
Page 35
User Manual Step 5: Install expansion bolts in the drilled holes. Use the expansion bolt with its own M8 nut to fix the wall battery pendant with the expansion bolt. Afterwards, use phillips head screws head screws with M5x14 to fix the wall battery mount and pack mount. Step 6: Repeat steps 2 to 5 to install the other battery modules required.
User Manual Step 7: After installing the battery module, place the BMS control box on top of the battery box. Please align the BMS control box with the front of the lower battery during installation. 4.3.2 Inverter Installation Step 1: Open the inverter hood covers on both sides and place the inverter vertically on the BMS control box.
User Manual Step 2: Place the inverter on the BMS main box, fix the inverter on the mounting bracket, adjust the whole system, and ensure that the battery and inverter are firmly hung on the panel and bracket. 4-M6*12 Combination screws 5 Electrical Connection 5.1 Battery System Cable Connection The HEC2-BHP system (without inverter) is cableless installation design which includes...
User Manual PCS-BAT connection cable Grounding wire Parallel (BAT) 2 battery modules in series 5.2 PV Connection Before connecting to PV modules, please install a separately DC circuit breaker between inverter and PV modules. WARNING It is very important for system safety and efficient operation to use appro- priate cable for PV module connection.
Page 39
2)Open circuit Voltage (V ) of PV modules should be higher than min. start voltage. Max. DC Voltage Limitation Model HEC2-S3.68Hr2 HEC2-S3.8Hr2 HEC2-S5.0Hr2 HEC2-S6.0Hr2 Max. DC Voltage (V) MPPT Voltage Range (V) 100-540 100-540 100-540...
AC input power source. This will ensure the inverter can be securely disconnected during maintenance and fully protected from over current of AC input. The recommended rating of AC circuit breaker is 32A. Table Cable and Micro-breaker recommended Model HEC2-S3.68Hr2 HEC2-S3.8Hr2 HEC2-S5.0Hr2 HEC2-S6.0Hr2 Cable 6mm²...
Page 41
User Manual Required for installation. Installation tools: open-end wrench, wire stripper, 2.0 Allen driver, 6-side Rivet pliers, etc. Installation tools open-end wrench wire stripper 6-side Rivet pliers 2.0 Allen driver a: Use professional tools to peel off the cables according to the requirements in the table below.
Page 42
User Manual c: Unscrew the swivel nut from the threaded sleeve and thread the swivel nut and threaded sleeve over the AC cable. Crimp the terminals with crimping pliers Set the parts on the cable, Insert the terminal holes in sequence Crimp the wire with a hexagonal screwdriver and turn the screw.
Page 43
User Manual Plate end to unlock instructions Place the unlocking tool onto the corresponding product. Press the button on the unlocking tool with your finger or a flathead screwdriver Pull the product outwards to complete the split Note: The disassembling and assembling methods and procedure operation for the male plug-in is the same as that for the female plug-in.
User Manual 5.4 Communication Interface Connection Color 1 White-orange 1 2 3 4 5 6 7 8 2 orange 3 white-green 4 blue 5 white-blue 6 green 7 white-brown 8 brown 5.4.1 PM(METER/CT) Interfaces This interface is connection to electricity meter or CT. The electricity meter should be mounted and connected at the grid transition point (feed-in point) so that it can measure the grid reference and feed-in power.
Page 45
User Manual 2. Remove the cable insulation and make the RJ45 connector according to the cable line order 3. Open the CT cap, place it on the grid main line "L" cable so that the arrow of the CT points towards the direction of the power grid, and then close the cap. Home Inverter CT Input L N...
User Manual External ammeter should be placed near the power grid. If ammeter test pass but inverter still can't achieve export Notice power (power is not controllable or always 0 power output). Please check installation location of the ammeter. 5.4.2 DRM Port Connections(Optional) This interface is a dry contact (only for Australia).
User Manual 5.4.3 COM/LCD Interface This interface is a dry contact. COM port uses RS485 communication, the communica- tion protocol is the same as WIFI port 485 protocol, used for client power grid scheduling monitoring. Description Description DO2A 485B DO2B DO1A 485A DO1B...
User Manual PROCEDURE STEP1: Prepare the communication wires, power cable, and tools for the meter connec- tion . STEP2: Selection of a suitable position location for fixing the DIN track, Mount the Meter on the DIN track. STEP3: Installation of CT. Refer to the introduction of CT installation for specific steps. STEP4: Install the cables correctly as shown.
User Manual 5.7 Wiring Diagram HEC Hybrid Series is designed with two EPS versions for customer to choose based on the local rules. E Version applies to the wiring rules that requires the Live line and N (Neutral) line of EPS must be disconnected with the Live line and N (Neutral) line of grid (applies tomost countries).
User Manual Hybrid Inverter Distribu�on Box DON’t connect this terminal for Australian and New Solar Array LOAD Back-up Zealand Grid system!!! Loads Ba�ery Grid Grid The Grounding screw hole N-BAR at the lower right corner Link E-BAR The N-BAR and E-BAR must be well connected!!! Normal Loads I Version...
User Manual 6 System Operation 6.1 Switch On When turning on the system, it is very important to follow the steps below to prevent damage to the system. WARNING: Please check the installation again before turning on the system. Power-on process: Step 1: Open the protective cover and close the BMS control box circuit breaker Step 2: Press the BMS control box button and check the status of the light strip Step 3: Turn on the photovoltaic isolation switch...
User Manual 6.2 Switch Off Step 1: Turn off the grid-side circuit breaker Step 2: Turn off the PV disconnect switch Step 3: Open the protective cover and turn off the BMS control box circuit breaker 7 Plant Monitoring Owners can create their own plant at SOLARMAN Platform to run a real-time monitoring. System will collect the data from associated devices, which enables a full understanding of PV plant running status.
User Manual SOLARMAN Smart APP: SOLARMAN Smart is remote monitor- ing and controlling platform for the end users. The installer can help the end users to create the Smart accounts in SOLARMAN Business. SOLARMAN Smart APP Note: Note: For detailed configuration procedures, please log in “https://www.hiconics.com/en/product/product-detail/prod-detail?productId=100448”...
User Manual 8.2 Maintenance During Operation 1. In the process of inverter commissioning, regularly check whether the inverter wirings are firm, and check whether the dust net, fan, power module, terminals and other parts are working normally. 2. The inverter cabinet has high pressure, usually should pay attention to check whether the cabinet door is locked or not.
User Manual 9 Fault Information 9.1 System Fault Information Fault name Solution Disconnect the AC output switch, DC input switch and Battery switch, then connect them 5 minutes later. Contact the dealer NVM checksum failure or the after-sales service if the problem persists. Disconnect the AC output switch, DC input switch and Battery switch, then connect them 5 minutes later.
User Manual Disconnect the AC output switch, DC input switch and Battery switch, then connect them 5 minutes later. Contact the dealer Other battery alarms or the after-sales service if the problem persists. 9.2 Inverter Fault Information Fault name Solution 1.
Page 57
User Manual Disconnect the AC output switch, DC input switch and Battery DC bus over voltage switch, then connect them 5 minutes later. Contact the dealer or the after-sales service if the problem persists. Disconnect the AC output switch, DC input switch and Battery switch, then connect them 5 minutes later Contact the dealer DC bus under voltage or the after-sales service if the problem persists.
Page 58
User Manual Check the serial connection of the PV array. Make sure that the PVA over voltage open circuit voltage of the PV string is not higher than the maximum operating voltage of the inverter. Check the serial connection of the PV array. Make sure that the open circuit voltage of the PV string is not higher than the PVB over voltage maximum operating voltage of the inverter.
Page 59
User Manual Disconnect the AC output switch, DC input switch and Battery Hardware DC Bus Over switch, then connect them 5 minutes later. Contact the dealer Voltage or the after-sales service if the problem persists. Disconnect the AC output switch, DC input switch and Battery Hardware Battery Over switch, then connect them 5 minutes later.
User Manual 10 Packaging, Transportation, Storage The system cabinet is packed in cardboard packaging and the internal PE packag- ing bag is moisture-proof and waterproof. Use EPE pearl cotton foam pad in the middle to prevent damage to the system during handling and transportation.
User Manual Annex 1: Inverter Parameter Table Technical Data HEC2-S6.0Hr2 HEC2-S5.0Hr2 HEC2-S3.8Hr2 HEC2-S3.68Hr2 PV Input Max.PV array power 3750 W/3750 W 600 V Max.DC voltage Nominal DC operating voltage 360 V MPPT voltage range 100 V-540 V 225 V-480 V...
Page 62
User Manual EPS Side 6000 VA 5000 VA 3680 VA 3680 VA Back-up Nominal Apparent Power Nominal power 6000 W 5000 W 3680 W 3680 W Max. Output Apparent Power without Grid 7500 VA(<10 s) 7500 VA(<10 s) Max. Output Apparent Power with Grid Nominal output voltage 230 V Nominal output frequency...
Page 63
User Manual AC Connector Quick Plug Storage Temperature -40℃ to +85℃ Standard warranty 5 years STANDARD Safety IEC/EN 62109-1&2, IEC 62477 IEC 61000-6-1, IEC 61000-6-3 Environment IEC 60529,IEC 60068 Efficiency IEC 61683 Certification EN 50549-1,G99,G98,CEI 021,VDE 4105,AS/NZS 4777.2 Remark: [1] The grid feed in power for VDE4105 is limited 4600VA. [2] Battery charging current is limited 25A and power is limited 6000W.
User Manual Annex 2: Battery Parameters HEC2- HEC2- HEC2- HEC2- HEC2- Mode BHP50r2 BHP100r2 BHP150r2 BHP200r2-A BHP300r2 2*(Base+BMS 2*(Base+BMS Base+BMS Base+BMS Component +2*Module) +3*Module) + 1*Module +3*Module Nominal Voltage 102.4 V 204. 8 V 307.2 V 204. 8 V 307.2 V Maximum protection voltage 116.8 V 233.6 V...
Page 65
User Manual IMPORTANT NOTES • This product contains battery type "Primary" (non-rechargeable). • Electrical and electronic equipment that has become waste is known as old equip- ment/device. Old devices must not be disposed of with other household waste. • Owners of old devices at the end of its service life must return the device by taking them to the collection points set up by public waste disposal authorities or distributors.
Need help?
Do you have a question about the HEC2-S3.68Hr2 and is the answer not in the manual?
Questions and answers