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Sinexcel Isuna 5000T User Manual
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Sinexcel Isuna 5000T User Manual

Three phase hv hybrid inverter
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Three phase HV Hybrid Inverter
Isuna 5000T-20000T
Shenzhen Sinexcel Isuna
Energy Technology Co.,LTD

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Summary of Contents for Sinexcel Isuna 5000T

  • Page 1 Three phase HV Hybrid Inverter Isuna 5000T-20000T Shenzhen Sinexcel Isuna Energy Technology Co.,LTD...
  • Page 2 Isuna 5000~20000T Catalogue 1.Overview ............................1 1.1 Scope of Application ......................1 1.2 Applicable Personnel ......................1 1.3 Symbol Definition ......................1 2. Safety Precautions ........................2 2.1 Operation Safety ....................... 2 2.2 PV String Safety ........................ 3 2.3 Battery Safety ........................3 2.4 Inverter Safety ........................
  • Page 3 Isuna 5000~20000T 6. Electrical Connection ........................22 6.1 Electrical System Connection Diagram ................. 22 6.2 External Port Wiring Instructions ..................24 6.3 Connecting the Ground Cable (PE) ................25 6.4 Connecting the PV Cable and the Battery Cable ............26 6.5 Connecting the AC Grid-Connected Cable ..............30 6.6 Connect AC Load Cable ....................
  • Page 4 Manuals may be updated from time to time, please obtain the latest version from the official website for more product information. 1.1 Scope of Application This manual is applicable to the following inverters: Model Rate output power Rated output voltage Isuna 5000T 5000W Isuna 6000T 6000W Isuna 8000T 8000W 3L/N/PE,220/380Vac，...
  • Page 5 Isuna 5000~20000T and property damage, please fully understand and absolutely 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 Isuna 5000~20000T technicians who are familiar with the local standards and safety regulations. When operating inverters, use insulation tools and wear personal protective equipment.  Wear ESD gloves, an ESD wrist strap, and an ESD suit when touching electronic components to prevent damage caused by static electricity. The manufacturer shall not be liable for inverter damage or personal injury caused by ...
  • Page 7 Isuna 5000~20000T battery are connected properly and the voltage is within the allowable range. Do not connect the same battery string to multiple inverters. Otherwise, the inverters  may be damaged. 2.4 Inverter Safety Ensure that the voltage and frequency of the grid-connected access point comply with ...
  • Page 8 Isuna 5000~20000T 2.6 Description of Symbols There are some safety-related labels on the three phase hybrid inverter. Please read and fully understand these labels before installing the product. Symbol Symbol name Symbol meaning Please wait for 5 minutes until the capacitor is completely It indicates the danger of discharged after the DC side of residual voltage in the...
  • Page 9 Isuna 5000~20000T 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 Isuna 5000~20000T Black 6.0mm² cable lugs 5 PCS (for load side wiring) AC grid terminal 1 PCS Red 10mm² cable lugs (for power grid side 5 PCS wiring) BAT+ wire end input 2 PCS terminal plastic case BAT- wire end input 2 PCS terminal plastic case PV+ wire end input...
  • Page 11 Isuna 5000~20000T PV+＆BAT+ wire end input terminal metal 6 PCS core Wall-mounted rear 1 PCS cover M8*80 expansion bolt 4 PCS Waterproof cover 1 PCS Cross recessed hexagon head 4 PCS combination screw M4*10 Cross recessed hexagon head 2 PCS combination screw M6*16 Smart meter...
  • Page 12 Isuna 5000~20000T Meter 1 PCS communication line 2 PCS communication line PV＆BAT Disassembly 1 PCS wrench 6mm hex wrench 1 PCS Desiccant 1 PCS 3.3 Equipment Storage If the inverter is not put into use immediately, store it according to the following requirements: Ensure that the outer packing case is not removed and the desiccant is not lost.
  • Page 13 Isuna 5000~20000T 4.Product Description 4.1 Product Overview Three 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 subsidies for photovoltaic grid-connected systems, mountain areas or base stations without grid, uninterrupted power supply and emergency power supply needs, three phase hybrid inverters can provide a complete solution.
  • Page 14 Isuna 5000~20000T 4.3 Appearance Description 4.3.1 Appearance Description Figure 4.1 Illustration of the appearance of the inverter...
  • Page 15 Isuna 5000~20000T Table 4-1 Appearance of the inverter PV DC input port (PV+/-) PV DC input switch Waterproof and breathable device Battery DC input port (BAT+/-) Communication module interface WiFi/4G interface Off-grid AC wiring port Grid-connected AC wiring port Fan assembly Protective ground terminal Inductive cooling box...
  • Page 16 Isuna 5000~20000T 4.3.2 Size Description Figure 4.2 Overall size of inverter Figure 4.3 Dimensions of wall mount Figure 4.3 Dimensions of wall mount...
  • Page 17 Isuna 5000~20000T 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 18 Isuna 5000~20000T 5.1.2 Mounting Carrier Requirements 1) The installation carrier must not be flammable material and must have fire resistance. 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 19 Isuna 5000~20000T...
  • Page 20 Isuna 5000~20000T 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 Removal tool end terminals Wire strippers...
  • Page 21 Isuna 5000~20000T 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 Marking pen Drilling mark Tape...
  • Page 22 Isuna 5000~20000T 5.3 Inverter Transportation When transporting, turning around, installing and other operations, it must comply with  the laws and regulations and relevant standards of the country or region where it is located. The inverter is heavy. Please keep it balanced during handling to prevent the inverter ...
  • Page 23 Isuna 5000~20000T 5.4 Wall Mounted When drilling holes, ensure that the holes are drilled away from water pipes and cables  in the wall to avoid dangers. When drilling holes, wear goggles and a dust mask to prevent dust from inhaling into the ...
  • Page 24 Isuna 5000~20000T 13mm...
  • Page 25 Isuna 5000~20000T 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. Three phase hybrid inverters are used in battery energy storage photovoltaic systems.
  • Page 26 Isuna 5000~20000T Figure 6.1 Electrical connection diagram Note: During final installation, circuit breakers for external connections to the inverter shall comply with IEC 60947-1 and IEC 60947-2 certification requirements。...
  • Page 27 Isuna 5000~20000T 6.2 External Port Wiring Instructions Table 6-1 Cable Model and Specification Descriptions Cable Port Definition Cable type specification +: Connect Recommended to PV 6mm² positive pole Outdoor cross-sectional Multi-Core area of -: Connect Copper conductor, to PV Cable maximum negative current through...
  • Page 28 Isuna 5000~20000T is 30A, grounding cable specifications are the same as the phase conductor Recommended 10mm² cross-sectional area of conductor, Outdoor maximum Multi-Core current through grid Copper the wire is port Cable 60A, grounding cable specifications are the same as the phase conductor 6.3 Connecting the Ground Cable (PE) Since the inverter is a transformer-less type, it is required that the positive and negative...
  • Page 29 Isuna 5000~20000T Figure 6.2 Schematic diagram of protection grounding For yellow-green outdoor cables, use a wire stripper to strip the insulation layer of the ground cable to an appropriate length. Insert the wire core stripped of the insulation layer into the conductor crimping area of the OT terminal, and press it tightly with wire crimping pliers.
  • Page 30 Isuna 5000~20000T Before connecting the PV series to the inverter, confirm the following information.  Otherwise, the inverter may be permanently damaged or fire may occur, which may cause personal and property loss. Ensure that the maximum short circuit current and maximum input voltage of each PV ...
  • Page 31 Isuna 5000~20000T Ensure that the cables are securely connected. Otherwise, the terminal may overheat  and damage the device. NOTE： 1.Before crimping the PV and BAT cables, ensure that the PV knob switch is set to OFF and the battery is powered off. 2.The photovoltaic module used to connect to the inverter should meet the IEC 61730 certification of grade A standard requirements, each photovoltaic series and battery input from the external circuit breaker allowed through the maximum current should be more than or...
  • Page 32 Isuna 5000~20000T Part of the DC cable conductor is connected to the metal DC terminal and pressed by crimping pliers Insert the DC cable into the DC terminal, insert the waterproof rubber ring into the DC terminal, and tighten the nut Remove the terminal Remove Terminal After clamping, pull out the terminal...
  • Page 33 Isuna 5000~20000T 6.5 Connecting the AC Grid-Connected Cable Ensure that the AC cable matches the L1, L2, L3, N, and ground ports of the AC terminal  properly. Incorrect connection may cause device damage. Ensure that the cable core is fully connected into the wiring hole of the terminal. ...
  • Page 34 Isuna 5000~20000T Install Dismantle The maximum current allowed to pass through the circuit breaker used for the power grid should be greater than or equal to 60A. 6.6 Connect AC Load Cable Figure 6.5 Connecting AC load cables...
  • Page 35 Isuna 5000~20000T Install Dismantle The maximum current allowed through the circuit breaker for off-grid load to the external connection should be greater than or equal to 30A. 6.7 Installation of Communication Dongle The communication collector is an external component that you need to select by yourself.
  • Page 36 Isuna 5000~20000T Table 6-2 Indicators on the AGN8 WIFI Dongle state Specific meanings Alternating flashing (cycle 1500ms, each light Self test mode flashes for 500ms in sequence) Dongle is currently RUN&COM&NET Flashing together (cycle 1 second, off 900ms, on upgrading (including 100ms) Bluetooth App upgrade) Illuminate together for 5 seconds...
  • Page 37 Isuna 5000~20000T Table 6-3 Meaning of AGN9 4G Dongle indicator light state Specific meanings RUN&COM&NET The process from power Always on on to initialization Gateway initialization Flash (with an interval of 100ms) completed, flashing for 5 seconds Twice flashing (on (off) 100ms, off (on) 100ms, Slow flashing (with an twice）...
  • Page 38 Isuna 5000~20000T...
  • Page 39 Isuna 5000~20000T Figure 6.7 Interface diagram Table 6-4 Port description Definition Function of heat pump/diesel generator multiplexed DO interface METER Electric meter communication interface BMS1 BMS1 CAN port &EMS RS485 multiplex port BMS2 BMS2 CAN port &EMS RS485 multiplex port DRMs/ diesel generator/lead-acid battery temperature sampling function multiplex interface...
  • Page 40 Isuna 5000~20000T Figure 6.8 Sequence of RJ45 crystal terminals Table 6-5 RJ45 cable sequence colors Orange Green& Blue& Brown& Orange Blue Green Brown ＆White White White White 6.8.1 BMS Communication Connection Table 6-6 Description of BMS1 ports Color Definition Function Note Orange＆...
  • Page 41 Isuna 5000~20000T Table 6-7 Description of BMS2 ports Color Definition Function Note Orange＆ RS485 differential RS485-A2-BMS White signal A2 RS485 differential Orange RS485-B2-BMS signal B2 BMS2 CAN port &EMS RS485 multiplex port Blue CANA-H2-BMS CAN high level data Blue& CANA-L2-BMS CAN low level data White Note: Communication with lithium batteries requires attention to the battery's...
  • Page 42 Isuna 5000~20000T Brown NTC connection for lead acid battery: ① Cut one end of the standard network cable ② Strip the green, green&white, and blue wires at the fracture by 5mm ③ Weld it together with the NTC pin as shown in the following figure (After confirming that the welding is solid, wrap the welding place with insulation tape respectively, pay attention to avoid contact with bare metal, prevent short circuit, and affect normal use) ④...
  • Page 43 Isuna 5000~20000T 6.8.3 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 6-10 describes the signal of the network cable. Figure 6.8 shows the sequence of the network cable connection.
  • Page 44 Isuna 5000~20000T Application note: Supports a maximum of 6 three phase hybrid inverters in parallel;  Ensure that the inverters are connected to parallel lines;  Ensure that the load power is less than the maximum parallel power.  The length of the cable connecting the load end of the inverter to the BACK UP end of ...
  • Page 45 Isuna 5000~20000T...
  • Page 46 Isuna 5000~20000T 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 47 Isuna 5000~20000T Specific working mode: When the PV is sufficient, the PV prioritizes supplying power to the load, charging the  battery with excess electricity, and the remaining electricity can be feedback to the grid. When the PV is insufficient, the PV and battery supply power to the load. ...
  • Page 48 Isuna 5000~20000T 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 49 Isuna 5000~20000T When PV is not working, the grid charges the battery and supplies power to the load.  Discharge time period: When PV is sufficient, PV supplies power to the load.  When the PV is insufficient, the PV and battery supply power to the load. ...
  • Page 50 Isuna 5000~20000T Discharge period: 7.3.3 Backup Mode/Disaster Recovery Mode Function： Always keep the battery fully charged to cope with sudden power grid outages or other emergencies, so that users can use the battery power to supply power to the load after an emergency occurs.
  • Page 51 Isuna 5000~20000T load, and the remaining electricity can be fed back to the grid. When PV is insufficient, the PV and the power grid charge the battery first,then supplies  power to the load. When PV is not working, the grid charges the battery and supplies power to the load. ...
  • Page 52 Isuna 5000~20000T The other cases are in the same self-use mode.  7.4 Operation Mode 7.4.1 Operation Mode Description Table 7-1 Inverter operating modes Series Mode Description Waiting phase after the inverter is powered on. Standby Enter the self-check state when the conditions are met. If a fault occurs, the inverter enters the fault state.
  • Page 53 Isuna 5000~20000T system enters the waiting state. If after switching off the grid, it is detected that the grid conditions meet the grid-connected requirements, and the grid-connected function is enabled, it enters the grid-connected state When the power grid is powered off or the grid conditions do not meet the grid-connected requirements, the inverter switches to the off-grid state and continues to supply power to the loads.
  • Page 54 Isuna 5000~20000T Indicates that the inverter is currently working in a grid connected state and Always on Grid connection can exchange energy with the power grid. The load can be powered on for operation. Indicates that the inverter is in the power-on state and Flashing needs to wait until the...
  • Page 55 Isuna 5000~20000T Indicates that the inverter is currently working in an off-grid Blue state and cannot Always on Off-grid exchange energy with the power grid. the load can be powered on and run. Indicates that the inverter is currently in shutdown state, a Always on System error...
  • Page 56 Isuna 5000~20000T 8 App Introduction Users need to choose WiFi dongle or 4G dongle. ESS LINK Operation and use Please contact the manufacturer and check the ESS LINK operation and use manual. Android version: Please scan the QR code below to obtain. IOS version: Please scan the QR code below to obtain or go to the App Store search ESS LINK to download.
  • Page 57 Isuna 5000~20000T 9. Troubleshooting and Maintenance This section will help you determine the cause of the problem you may be experiencing. 9.1 Alarm and Processing Faults not mentioned in the following table still exist after being powered on. Contact your dealer or after-sales service center. Sequence Fault name Note...
  • Page 58 Isuna 5000~20000T PV1/2 power tube is Disconnect all AC and DC circuit breakers and  Fault faulty close the disconnected circuit breakers after 5 minutes. If the fault persists, contact your PV 1/2 soft start Alarm dealer or after-sales service center. failure Battery Battery 1/2 is not...
  • Page 59 Isuna 5000~20000T the NTC and the network cable is correct. Reinsert the network cable from the communication port. Check whether the battery connection mode  Battery connection Alarm configured on the APP host is consistent with mode is incorrect the actual battery connection mode. Please check whether the maximum battery ...
  • Page 60 Isuna 5000~20000T within the acceptable range, the AC connection is correct, but the alarm is repeated, please contact technical support to change the power grid overvoltage and underfrequency protection value. Power grid voltage Alarm reverse sequence Check the phase sequence, voltage, and ...
  • Page 61 Isuna 5000~20000T rainy environment, reset the insulation impedance protection point. Please check whether the inverter is  connected properly. Leakage protection Disconnect all AC and DC circuit breakers and  Fault failure close the disconnected circuit breakers after 5 minutes. If the fault persists, contact your dealer or after-sales service center.
  • Page 62 Isuna 5000~20000T Check whether the ground cable connected to  the inverter is damaged or the connection Bad earth Fault screws are not tightened, resulting in poor contact. Only in the case of parallel display, check the  parallel communication line sequence is Parallel Alarm correct;...
  • Page 63 Isuna 5000~20000T version is incompatible. Procedure The communication between the DSP Fault and CPLD is faulty Table 9-1 Alarm list and troubleshooting measures 9.2 Regular maintenance Make sure that the inverter is disconnected from power.  Wear personal protective equipment when operating the inverter. ...
  • Page 64 Isuna 5000~20000T 10. Technical Parameters Table 10 Technical Parameters Description Product model Isuna 5000T Isuna 6000T Isuna 8000T Battery parameter Number of battery input channels Battery type Lithium battery/Lead-acid battery Battery voltage range 125~800V Full load battery voltage 125V~800V 125V~800V...
  • Page 65 Isuna 5000~20000T Number of PV input channels 7500WP 9000WP 12000WP Maximum input power (3750WP/3750WP) (4500WP/4500WP) (6000WP/6000WP) Maximum input voltage 1000V MPPT voltage range 130~960V MPPT full load voltage range 130V~850V 130V~850V 210V~850V Starting voltage 130V Rated input voltage 600V Maximum input current per 25A/25A MPPT Maximum short-circuit...
  • Page 66 Isuna 5000~20000T Maximum grid input power 10kVA 12kVA 16kVA Maximum grid input current Maximum current output Nominal output current 7.5/7.2A 9/8.7A 12/11.6A Nominal voltage 3L/N/PE，220V/380Vac，230V/400Vac Grid voltage range 184~276V Rated grid frequency 50/60Hz Nominal Grid frequency 45Hz~55Hz/55Hz~65Hz Power factor -0.8~0.8 THdI(@ Nominal power) <3% Off-grid output parameters...
  • Page 67 Isuna 5000~20000T European efficiency 97.70% Maximum efficiency 98.20% Maximum battery 97.80% charge/discharge efficiency Protection DC Switch Available Input reverse Available Output overvoltage, Available overcurrent, short circuit Anti-islanding Available Residual current detection Available Insulation resistance Available detection Overvoltage Category DC:II ; AC:Ⅲ Surge protection level DC:II ;...
  • Page 68 Isuna 5000~20000T Noise <45dB Topology No isolation Working altitude <4000m Derating Temperature >40℃ Ambient Temperature -25℃~60℃ Ambient Humidity 5%~95% Cooling method Air cooling IP Degrees IP65 Dimensions 573*509*219mm Standby loss <15W Features DC terminal AC output terminal 5P connector interface RS485/CAN/DRED/DO/Parallel port Human-computer interaction H5/LED/APP/WIFI/4G/Bluetooth...
  • Page 69 Isuna 5000~20000T Scalability in Parallel function Support Standard Warranty 5 years DC terminal Certification Safety regulations IEC 62109-1, IEC 62109-2, EN 62109-1, EN 62109-2, IEC62477-1 EN61000-6-1，EN61000-6-2，EN61000-6-3，EN61000-6-4,EN62920 Grid VDE-AR-N 4105, EN50549, AS4777.2:2020+Amd 1:2021, IEC 61727, IEC62116, NC RfG (If 5-8kw models have certification requirements, please contact the inverter manufacturer) Product model Isuna 10000T Isuna 12000T...
  • Page 70 Isuna 5000~20000T Full load battery voltage 200V-800V 240V~800V 300V~800V 360V~800V 400V~800V range Maximum charge and 25A/25A discharge current Peak charge/discharge 35A/35A（60s） current&duration Nominal charge/discharge 10000W 12000W 15000W 18000W 20000W power Communication Interface RS485/CAN PV input parameters Number of PV input channels 15000WP 18000WP...
  • Page 71 Isuna 5000~20000T Rated input voltage 600V Maximum input current 25A/25A per MPPT Maximum short-circuit 30A/30A current per MPPT MPPT quantity Maximum input strings per MPPT Backfeed current Parallel input and output parameters Nominal output power 10000W 12000W 15000W 18000W 20000W Maximum output power 11kVA 13.2kVA...
  • Page 72 Isuna 5000~20000T Nominal output current 184~276V Nominal voltage 50/60Hz Grid voltage range 45Hz~55Hz/55Hz~65Hz Rated grid frequency -0.8~0.8 Nominal Grid frequency <3% Off-grid output parameters Nominal output power 10000W 12000W 15000W 18000W 20000W Maximum output power 11kVA~60s 13.2kVA~60s 16.5kVA~60s 19.8kVA~60s 22kVA~60s Nominal output current 15/14.5A 18/17.4A...
  • Page 73 Isuna 5000~20000T charge/discharge efficiency Protection DC Switch Available Input reverse Available Output overvoltage, Available overcurrent, short circuit Anti-islanding Available Residual current detection Available Insulation resistance Available detection Overvoltage Category DC:II ; AC:Ⅲ Surge protection level DC:II ; AC:Ⅲ Battery input reverse Available connection protection Routine parameters...
  • Page 74 Isuna 5000~20000T Working altitude <4000m Derating Temperature >40℃ Ambient Temperature -25℃~60℃ Ambient Humidity 5%~95% Cooling method Air cooling IP Degrees IP65 Dimensions 573*509*219mm Standby loss <15W Features DC terminal AC output terminal 5P connector interface RS485/CAN/DRED/DO/Parallel port Human-computer H5/LED/APP/WIFI/4G/Bluetooth interaction mode Scalability in Parallel Support function...
  • Page 75 Isuna 5000~20000T Certification Safety regulations IEC 62109-1, IEC 62109-2, EN 62109-1, EN 62109-2，IEC62477-1 EN61000-6-1, EN61000-6-2, EN61000-6-3, EN61000-6-4,EN 62920 VDE-AR-N 4105,C10-11,G98/99,CEI 0-21,EN50549,NRS 097-2-1,R25,UNE217002,NTS 2.1 AS4777.2:2020+Amd Grid 1:2021,PEA,MEA,IEC 61727,IEC62116,NC RfG...

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