Sinexcel Isuna 3000S User Manual
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Sinexcel Isuna 3000S User Manual

Single phase lv hybrid inverter
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Single phase LV hybrid inverter
Isuna 3000S-6000S
Shenzhen Sinexcel Isuna
Energy Technology Co.,LTD

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Summary of Contents for Sinexcel Isuna 3000S

  • Page 1 Single phase LV hybrid inverter Isuna 3000S-6000S Shenzhen Sinexcel Isuna Energy Technology Co.,LTD...

  • Page 2: Table Of Contents

    Isuna 3000S-6000S Catalogue 1.Overview ....................... 3 1.1 Scope of Application ................. 3 1.2 Applicable Personnel ................ 3 1.3 Symbol Definition ................3 2. Safety Precautions ..................4 2.1 Operation Safety ................5 2.2 PV String Safety ................5 2.3 Battery Safety ................... 6 2.4 Inverter Safety ..................
  • Page 3 Isuna 3000S-6000S 6. Electrical Connection ..................18 6.1 Electrical System Connection Diagram .......... 18 6.2 External Port Wiring Instructions ............ 21 6.3 Connecting the Ground Cable (PE) ..........21 6.4 Connecting the PV Cable and the Battery Cable ......22 6.5 Connecting the AC Grid-Connected Cable ........25 6.6 Installation of Communication Dongle ..........

  • Page 4: Overview

    Isuna 3000S-6000S 1.Overview This document describes the product information, installation, electrical connection, configuration and commissioning, troubleshooting and maintenance, and technical specifications of the single phase hybrid inverter. Before installing and using the product, read this manual carefully to familiarize yourself with the safety information and functions and features of the product.

  • Page 5: Safety Precautions

    Isuna 3000S-6000S comply with these stressed information. The symbols used in this manual are listed below. Indicates a highly hazardous situation which, if not avoided, will result in death or serious injury. Indicates a hazard with a medium level of risk that could result in death or serious injury if not avoided.

  • Page 6: Operation Safety

    Isuna 3000S-6000S 2.1 Operation Safety Read this manual carefully before installing the device to understand the products and  precautions. All operations on the equipment must be carried out by professional electrical  technicians who are familiar with the local standards and safety regulations.

  • Page 7: Battery Safety

    Isuna 3000S-6000S 2.3 Battery Safety Read the battery safety contents in the user manual carefully before installing the  device, and strictly follow the instructions in the user manual. The battery current may be affected by external environment, such as temperature and ...

  • Page 8: Personnel Requirements

    Isuna 3000S-6000S 2.5 Personnel Requirements  When the inverter is running, some components may be charged or hot. Improper use, incorrect installation, or operation may result in serious injury to person or property. Transportation, loading, unloading, installation, starting and maintenance operations must be performed by qualified electrical engineers.

  • Page 9: Equipment Inspection And Storage

    Isuna 3000S-6000S 3.Equipment Inspection and Storage 3.1 Pre-signing Inspection Before signing for the product, please check the following: Check the outer packing for holes, distortions, cracks, or other signs that may cause  damage to the equipment in the packing case. If so, do not open the packing and contact your distributor.

  • Page 10: Product Description

    Isuna 3000S-6000S 4.Product Description 4.1 Product Overview single -phase hybrid inverter is a photovoltaic grid-connected inverter and battery energy storage as one, with a variety of built-in working modes to suit the diversified needs of users. In the period of rising energy costs such as oil and coal, the continuous decline of energy...

  • Page 11: Appearance Description

    Isuna 3000S-6000S 4.3 Appearance Description 4.3.1 Appearance Description Please carefully inspect the packaging and accessories of the product before installation. Figure 4.1 Appearance of the inverter Table 4-1 Appearance of the inverter Battery DC input port (BAT+/-) PV DC input port (PV+/-)

  • Page 12: Size Description

    Isuna 3000S-6000S 4.3.2 Size Description Figure 4.2 Overall size of inverter Figure 4.3 Dimensions of wall mount...

  • Page 13: Installation

    Isuna 3000S-6000S 5 Installation 5.1 Installation Requirements 5.1.1 Installation Environment Requirements 1) The equipment must not be installed in flammable, explosive, corrosive and other environments. 2) The installation position should be away from water pipes and cables in the wall to avoid danger during drilling.

  • Page 14: Mounting Angle Requirements

    Isuna 3000S-6000S 2) Please ensure that the installation carrier is solid and reliable, and can carry the weight of the inverter. 3) When the equipment is running, it will make noise. Do not install it on the carrier with poor sound insulation, so as to avoid the noise emitted by the equipment when it is working, which will cause trouble to residents in the living area.

  • Page 15: Mounting Tools

    Isuna 3000S-6000S 5.2 Mounting Tools Table 5-1 List of installation tools Series Tools Description Function Percussion drill Recommended Wall drilling 10mm drill 6mm cross-head Removing, installing screwdriver screws and wiring 4mm cross-head Removing and installing screwdriver load terminal screws Removal of PV, BAT line...
  • Page 16 Isuna 3000S-6000S Pressure welding grid, Crimping pliers load end cable Fasten the grid terminal to 6mm hex wrench the cable Check whether the cable wiring is correct, the positive and negative Multimeter battery terminals are correct and voltage, and grounding is reliable...

  • Page 17: Inverter Transportation

    Isuna 3000S-6000S 5.3 Inverter Transportation Remove the inverter from the outer packaging and carry it horizontally to the designated mounting position. Open the outer packaging box and the two operators need carry the inverter out of the outer packaging box and carry it to the designated mounting position.
  • Page 18 Isuna 3000S-6000S the nut; M8*80 20N*m 5N*m Figure 5.1 Illustrative diagram for installation of wall hangings...

  • Page 19: Electrical Connection

    Isuna 3000S-6000S 6. Electrical Connection Before installation and maintenance, ensure that the AC/DC side is not powered on. The capacitors are still powered on for a period of time after the inverter is powered off. Therefore, wait at least five minutes to ensure that the capacitors are fully discharged. single -phase hybrid inverters are used in battery energy storage photovoltaic systems.
  • Page 20 Isuna 3000S-6000S...
  • Page 21 Isuna 3000S-6000S The maintenance bypass electrical connection diagram is shown below. Figure 6.1 Electrical connection diagram Note: The AC Load cannot be connected to the grid and the inverter at the same time.

  • Page 22: External Port Wiring Instructions

    Isuna 3000S-6000S 6.2 External Port Wiring Instructions Select the cable size applicable to the parameters of the inverter according to its model. Table 6-1 Cable Model and Specification Descriptions Port Definition Cable type Cable specification +: Connect to battery Outdoor...

  • Page 23: Connecting The Pv Cable And The Battery Cable

    Isuna 3000S-6000S Figure 6.2 Schematic diagram of protection grounding 6.4 Connecting the PV Cable and the Battery Cable PV series connection： Do not connect the same PV series to multiple inverters. Otherwise, the inverters may  be damaged. Before connecting the PV series to the inverter, confirm the following information.
  • Page 24 Isuna 3000S-6000S operations may result in electric shock. Do not connect the same battery string to multiple inverters. Otherwise, the inverters  may be damaged. Do not connect loads between the inverter and the battery.  When connecting battery cables, use insulation tools to prevent accidental electric ...
  • Page 25 Isuna 3000S-6000S Remove the PV terminal: Unplug the PV terminal after jamming The PV modules used to connect to this inverter shall comply with the requirements of the IEC 61730 certified Class A standard, and the maximum permissible current through the external circuit breaker for each PV string and battery input over shall be greater than or equal to 30A.

  • Page 26: Connecting The Ac Grid-Connected Cable

    Isuna 3000S-6000S 3.5N*m No reversal of positive and negative polarity Note: Before crimping the PV and BAT cables, please check and make sure that the PV knob switch is set to the ‘OFF’ position and that the battery is disconnected! 6.5 Connecting the AC Grid-Connected Cable...

  • Page 27: Installation Of Communication Dongle

    Isuna 3000S-6000S Connect AC Load Cable： Red wire：L3 Black wire：N Yellow&green wire： PE remove AC Load Cable： The maximum current allowed through the circuit breaker for off-grid load to the external connection should be greater than or equal to 30A.
  • Page 28 Isuna 3000S-6000S Figure 6.2 Communication interface and installation and disassembly diagram Table 6-2 Indicators on the AGN8 WIFI Dongle state Specific meanings Alternating flashing (cycle 1500ms, each light flashes for Self test mode 500ms in sequence) RUN&COM&NET Dongle is currently upgrading...
  • Page 29 Isuna 3000S-6000S Flash Connecting to WiFi Light off Connecting to MQTT Slow flashing Connecting to platform Successfully connected to the Always on platform Twice flashing Dongle sends platform data Table 6-3 Meaning of AGN9 4G Dongle indicator light state Specific meanings RUN&COM&NET...

  • Page 30: Connecting The Communication Port

    Isuna 3000S-6000S 6.8 Connecting the Communication Port Multifunctional communication port, including meter communication, BMS communication, DRMS, parallel communication and external dry contact signal. Step 1: Thread the cable through the waterproof housing of the signal interface and its respective waterproof plug, and crimp the RJ45 terminals in the order of the pins.

  • Page 31: Meter And Dry Contact Connection

    Isuna 3000S-6000S Orange Green& Blue& Brown& Orange Blue Green Brown ＆ White White White White 6.8.1 meter and dry contact connection Acrel ADL200N-CT Figure 6.5 Smart Meter Terminal Wiring Description Diagram Direction of the current wire is shown in Figure 6.6, with the arrow pointing towards the grid。...

  • Page 32: Bms Communication Connection

    Isuna 3000S-6000S OP1- OP1+ GND_SELV Grounding GND_SELV Meter communication RS485_A_EEM RS485A RS485_B_EEM RS485B 6.8.2 BMS Communication Connection Table 6-5 Description of BMS ports Definition Fuction GND_SELV Grounding GND_SELV Grounding Communication with Li-ion battery CAN_A_H CANH data BMS, CAN and RS485...
  • Page 33 Isuna 3000S-6000S ②Chai hair function DI input Blue& REF GEN ③Lead-acid battery White temperature sampling COM LOAD Green Brown& White Brown ①NTC connection for lead acid battery: Prepare a standard network cable, cut the cable, the break in the green and orange wire...

  • Page 34: Paralleling

    Isuna 3000S-6000S 6.8.4 Paralleling If multiple inverters are used, connect the terminal of the network cable to Pa1 of the first inverter, connect the other end to Pa2 of the second inverter, and so on. Table 6-7 describes the signal of the network cable ， Figure 6.7 shows the sequence of the network cable connection.
  • Page 35 Isuna 3000S-6000S LINK1 port wiring: LINK2 port wiring： Figure 6.7 Parallel communication wiring diagram Application note: Supports a maximum of 6 three-phase off-grid inverters in parallel;  Ensure that the inverters are connected to parallel lines;  Ensure that the load power is less than the maximum parallel power.
  • Page 36 Isuna 3000S-6000S Parallel standard wiring as shown below (structure schematic, non-electrical wiring standard, need to connect the circuit breaker correctly according to the electrical wiring diagram)

  • Page 37: Inverter Operation

    Isuna 3000S-6000S 7. Inverter Operation 7.1 Pre-power-on Inspection Serial Check the entry The inverter is firmly fixed to the mounting bracket on the wall. Cables are bundled according to cable routing requirements, properly distributed, and without damage. PV+/PV-, BAT+/BAT- cables are firmly connected, the polarity is correct, and the voltage is within the accessible range.
  • Page 38 Isuna 3000S-6000S Specific working mode: When the PV is sufficient, the PV priority for supplies power to the load, and excess  power charges the battery. When the PV is insufficient, the PV and battery supply power to the load.

  • Page 39: Timed Charge Mode

    Isuna 3000S-6000S 7.3.2 Timed Charge Mode Function： Set the charging period according to the user's own requirements. For example, when the electricity price is high during the day, the battery and photovoltaic power are used to power the load, and when the electricity price is low at night, the battery is charged with the electricity of the grid, so as to achieve the role of peak cutting and valley filling.
  • Page 40 Isuna 3000S-6000S When PV and battery is not working, the grid supplies power to the load.  Note: The charging power is defined as the power of the inverter to charge the battery, and the discharge power is defined as the power of the inverter output.
  • Page 41 Isuna 3000S-6000S Disharging period:...

  • Page 42: Backup Mode/Disaster Recovery Mode

    Isuna 3000S-6000S 7.3.3 Backup mode/disaster recovery mode Function： Always keep the battery fully charged to cope with sudden power outages or other emergency situations, ensuring that users can use the battery's power reserve to supply power to the load in case of emergencies.

  • Page 43: Priority Mode For Selling Electricity

    Isuna 3000S-6000S 7.3.4 Priority mode for selling electricity Function： After meeting the demand for electricity, excess PV power generation is prioritized for sale to the grid. Specific working mode： When the PV is sufficient, it prioritizes supplying power to the load before ...

  • Page 44: Operating Mode

    Isuna 3000S-6000S 7.4 Operating mode 7.4.1 Operation mode description Table 7-1 Explanation of Inverter Operation Modes Operating Description mode Waiting phase after the machine is powered on.  Waiting When the conditions are met, enter the self check state. ...

  • Page 45: 2Indicator Light Description

    Isuna 3000S-6000S When the power grid is cut off or the grid conditions do  not meet the grid connection requirements, the inverter switches to an off grid state and continues to supply power to the load. If it is detected that the grid conditions meet the grid ...
  • Page 46 Isuna 3000S-6000S Means the machine is in the power on state and Flashing for needs to wait until the be ready power on is complete second/time before the load can be powered on and run. The machine is currently operating in an off grid...

  • Page 47: App Introduce

    Isuna 3000S-6000S 8.App introduce Users need to choose between a WiFi dongle or a 4G dongle when using the app. ESS LINK: Please contact the manufacturer for operation and use, and refer to the ESS LINK operation and user manual.

  • Page 48: Troubleshooting And Maintenance

    Isuna 3000S-6000S 9.Troubleshooting and Maintenance This section will help users identify the possible causes of malfunction issues. 9.1Alarm and solution Table 9-1 Alarm Information List and Solutions Error Solution If there is occasional alarm, it may be a  Abnormal voltage short-term abnormality in the power grid.
  • Page 49 Isuna 3000S-6000S or after-sales service center. Check the impedance of the photovoltaic  string to the protective ground. If the resistance value is greater than 20k Ω , it is normal. If the resistance value is less than 20k Ω , please investigate the short-circuit point...
  • Page 50 Isuna 3000S-6000S Please check if PV 1 is connected correctly or if  PV 1 not the voltage is abnormal. Once confirmed, the connected alarm will automatically clear or a fault clearing command will be sent. Check if the PV series voltage is higher than ...
  • Page 51 Isuna 3000S-6000S automatically clearing. Inverter overload Inverter overload timeout Please check if the inverter is working in  Battery 1 overload overload state. After confirming normal timeout operation, the alarm will automatically clear or send a fault clearing command within 10 PV 1 overload minutes.

  • Page 52: Regular Maintenance

    Isuna 3000S-6000S PV 2 soft start a fault clearing command to restart the soft failure start 9.2Regular maintenance Make sure that the inverter is disconnected from power.  Wear personal protective equipment when operating the inverter.  Table 9-2 Maintenance Instructions...

  • Page 53: Technical Parameter

    Isuna 3000S-6000S 10.Technical Parameter Table 10.1 Technical Parameter Description Model Isuna 3000S Isuna 3600S Isuna 4000S Isuna 4600S Isuna 5000S Isuna 6000S Battery parameters Battery input number Battery type Lithium/lead-acid (optional) Rated battery voltage 51.2V Battery voltage range 42V-58V Max voltage Rated charging and 3.6kW...
  • Page 54 Isuna 3000S-6000S Starting voltage MPPT Voltage range 80~550V MPPT Full load voltage 350~500V range Rated voltage 360V MPPT number MPPT string MPPT Max input current 18A/18A MPPT short circuit 22A/22A current Remark①：Recommend two MPPT input independently, per MPPT max power no more than 4500W...
  • Page 55 Isuna 3000S-6000S Voltage range of grid 184-276V Rated grid frequency 50Hz Grid frequency range 45Hz~65Hz Power factor ~1(0.8speed-up-0.8lag) THDi(@rated power) <3% Off grid parameters Rated output power 3kVA 3.6kVA 4kVA 4.6kVA 5kVA 6kVA Max output power 3kVA 3.6kVA 4kVA 4.6kVA...
  • Page 56 Isuna 3000S-6000S Protection Insulation impedance Integration testing Residual current monitoring Integration Input reverse protection Integration Anti islanding protection Integration Overvoltage and overload Integration protection AC short circuit protection Integration AC overvoltage level Battery and PV overvoltage level Surge protection Integration...
  • Page 57 Isuna 3000S-6000S Standby power loss ≤10W Temperature range -25℃~+60℃（>40℃，Power reduced operation） Humidity range 0~100% Noise <25dB（A） Allowable altitude <4000m （≤3000m full load，Reduce power by 5% for every 100m increase） Cooling method Natural cooling IP Grade IP65 Monitoring LED/APP/WIFI/4G/Bluetooth（Optional） Communication port...

This manual is also suitable for:

Isuna 3600sIsuna 4000sIsuna 4600sIsuna 5000sIsuna 6000s

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