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SUNFLX SPI-8K-S User Manual
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SUNFLX SPI-8K-S User Manual

All-in-one solar charge inverter
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USER MANUAL
All-in-one solar charge inverter
SPI-8K-S
SPI-10K-S
V2.4

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Summary of Contents for SUNFLX SPI-8K-S

  • Page 1 USER MANUAL All-in-one solar charge inverter SPI-8K-S SPI-10K-S V2.4...
  • Page 2 Table of Contents 1. Safety ................................. 4 1.1、How to use this manual ........................4 1.2、Symbols in this manual ........................4 1.3、Safety instructions ..........................4 2. Production Instructions ..........................5 2.1、Instructions ............................5 2.2、Features ..............................5 2.3、System connection diagram ......................6 2.4、Production Overview .......................... 7 3.
  • Page 3 7.2、Troubleshooting ..........................37 8. ProtectionandMaintenance ........................39 8.1、Protection features ........................... 39 8.2、Maintenance ............................40 9. Datasheet ..............................41...
  • Page 4 1. Safety 1.1、How to use this manual This manual contains important information、guidelines、operation and maintenance for the • following products：SPI series 8K-S，10K-S • The manual must be followed during installation and maintenance. 1.2、Symbols in this manual Symbol Description DANGER indicates a hazardous situations which if not avoided will result in △...
  • Page 5 2. Production Instructions 2.1、Instructions SPI series is a new type of solar energy storage inverter control inverter integrating solar energy storage & utility charging and energy storage, AC sine wave output. It adopts DSP control and features high response speed, reliability, and industrial standard through an advanced control algorithm. Solar generation Battery charging Energy consumption...
  • Page 6 2.3、System connection diagram The diagram below shows the system application scenario of this product. A complete system consists of the following components: • PV modules: converts light energy into DC energy, which can be used to charge the battery via an inverter or directly inverted into AC power to supply the load.
  • Page 7 2.4、Production Overview LCD screen LED Indicators Touchable key ON/OFF Rocker Switch PV INPUT (1/1) BAT INPUT (+) BAT INPUT (-) Dry contact CAN/RS485-2 port RS485-1 port USB-B port Grounding Screw AC OUT (L+ N) AC IN (L+ N) AC INPUT breaker...
  • Page 8 3. Installation 3.1、Select the mount location SPI series are designed for INDOOR USE ONLY (IP20) . Please consider the followings before selecting the location： • Choose the solid wall to install the inverter. • Mount the inverter at eye level. •...
  • Page 9 3.2、Mount the inverter Make 4 mounting holes in the wall with an electric drill according to the specified dimensions, insert 2 expansion screws above and fix the inverter with 2 M5 screws below. 3.3、Remove the terminal cover & anti insect net Using a screwdriver, remove the terminal protection cover and anti insect net.
  • Page 10 4. Connection 4.1、Single-phase output AC output Items Description Applicable Model SPI series S model Output Voltage Range (L-N) 200～240Vac, 230Vac default ○ NOTICE • Users can change the output phase mode and output voltage by setup menu. Please read the chapter 5.2 Setting.
  • Page 12 4.2、Cable & circuit breaker requirement • PV INPUT Model Cable Diameter Max.PV Input Current Circuit Breaker Spec SPI-8K-S 5mm²/ 10 AWG 2P-25A SPI-10K-S 5mm²/ 10 AWG 2P-25A • AC INPUT Max.Input Model Output Mode Cable diameter Circuit Breaker Spec Current...
  • Page 13 ○ NOTICE • PV INPUT、AC INPUT、AC OUTPUT Use a stripper to remove the 6~8mm insulation of the cable. Fixing a ferrule at the end of the cable. (ferrule needs to be prepared by the user) • BATTERY 1. Use a stripper to remove the 6~8mm insulation of the cable 2.
  • Page 14 4.3、AC input & output connection Connect the live,neutral and ground wires according to the cables’ position and order shown in the diagram below. △ DANGER Before connecting AC inputs and outputs, the circuit breaker must be opened to avoid the •...
  • Page 15 △ DANGER • Before connecting battery, the circuit breaker must be opened to avoid the risk of electric shock and must not be operated with electricity. • Make sure that the positive and negative terminals of the battery are connected correctly and not reversed, otherwise the inverter may be damaged.
  • Page 16 4.7、Grounding connection Please make sure the grounding terminal connect to the Grounding Bar. ○ NOTICE • The grounding cable should have a diameter of not less than 4 mm² and be as close as possible to the grounding point. 4.8、Final assembly After ensuring that the wiring is reliable and the wire sequence is correct, install the terminal protection cover in place.
  • Page 17 5. Operation 5.1、Operation and display panel The operation and display panel below includes 1 LCD screen, 3 indicators, 4 touchable keys. LCD screen indicators Touchable Keys...
  • Page 18 • Touchable Keys Touchable Keys Description To enter/exit the setting menu To next selection To last selection To confirm/enter the selection in setting menu • LED Indicators Indicators Color Description Continued: utility grid by-pass output AC/INV Green Flash: inverter output Continued: charging complete CHARGE Yellow...
  • Page 19 • Display panel Icon Description Icon Description Indicates the PV panel Indicates the utility grid Indicates the battery Indicates the generator Indicates the inverter is workin Indicates the home load Indicates the inverter is Indicates the buzzer communicating with data muted collector Indicates the direction of energy flow...
  • Page 20 Icon Description Icon Description Indicates load power Indicates battery SOC 80%~100% 80%~100% Indicates load power Indicates battery SOC 60%~79% 60%~79% Indicates load power Indicates battery SOC 40%~59% 40%~59% Indicates load power Indicates battery SOC 20%~39% 20%~39% Indicates load power Indicates battery SOC 5%~19% 5%~19% Indicates battery under-voltage Indicates battery discharge...
  • Page 21 • View real-time data In the main screen，press the UP / DOWN keys to view the real-time data of the inverter during operation. ○ NOTICE UP/DOWN Main Screen View Real-Time Data Real-Time Data Page PV side BAT side AC IN side LOAD side General PV voltage...
  • Page 22 5.2、Setting ○ NOTICE UP/DOWN UP/DOWN Parameter option Parameter ID Parameter Meaning Options Description Exit the setup menu. Exit Utility at first priority, utility and solar provide power to load at the same time when solar is available, battery will provide power to load default only when utility power is not available.
  • Page 23 Solar is the first priority in charging, Utility charging the battery only when solar is not available Only solar charging the battery. SPI-8K-S current setting range:0~180A. Battery charging default current SPI-10K-S current setting range:0~200A. User-defined, user can set all battery USER parameter.
  • Page 24 Parameter Meaning Options Description Setting range: 48V~58.4V, parameters Battery float charging 55.2 cannot be set only after successful BMS default voltage communication. When the battery voltage falls below this voltage point and parameter 13 value is Battery overdischarge reached, the inverter output will be switched default off.Setting range: 40V~48V, increment of each voltage (delay off...
  • Page 25 Disable switch to the bypass when the inverter is overload Inverter overload Enable switch to the bypass when the inverter is switch to bypass default overload. SPI-8K-S, setting range: 0~100A. Max. utility charging default current SPI-10K-S, setting range: 0~120A. RS485 address setting range: 1~254. Id:1...
  • Page 26 Setting range: 200/208/220/230/240Vac AC output voltage 0 stands for single-phase mode. Assume parameter 38=120V.The phase difference of L1- L2 is 0 degree, L1/L2 in parallel connection, therefore L1-N/L2-N voltage is 120V.Setting AC output phase allowed only when output is switched off. 180 stands for split-phase mode.
  • Page 27 Description Parameter Meaning Options YY/MM/DD.Setting range: 00:01:01- Local date 00:00:00 99:12:31 Setting range: 00:00:00-23:59:59 Local time 00:00:00 Charging stops when the charging current Stop charging current is less than the set value (unit:amp) Triggers an alarm when the battery SOC is Discharging alarm SOC less than the set value (unit:%) Stops discharging when the battery SOC...
  • Page 28 5.3、AC output mode The AC output mode corresponds to parameter setting item 01 and 34, which allows the user to set the AC output power source manually. • Utility Priority Output 01 UTI (default) Utility at first priority, utility and solar provide power to load at the same time when solar is available, battery will provide power to load only when utility power is not available.(Priority: utility>solar>battery) Utility Valid Utility Outage...
  • Page 29 5.4、Battery charging mode The charging mode corresponds to parameter setting item 06, which allows the user to set the charging mode manually. • Hybrid Charging (default) Solar and utility charging the battery at the same time, solar at the first priority, utility power as a supplement when solar power is not sufficient.
  • Page 30 5.5、Time-slot charging/discharging function The SPI series is equipped with a time-slot charging and discharging function, which allows users to set different charging and discharging periods according to the local peak and valley tariffs, so that the utility power and PV energy can be used rationally. When mains electricity is expensive, the battery inverter is used to carry the load;...
  • Page 31 5.6、Battery parameter Lead-acid battery • Sealed Flooded User-defined Parameter/Battery type Over-voltage cut-off voltage Equalization charging voltage 56.8V 40~60V settable Bulk charging voltage 57.7V 56.8V 57.6V 40~60V settable Float charging voltage 55.2V 55.2V 55.2V 40~60V settable Under-voltage alarm voltage 40~60V settable Under-voltage cut-off voltage 40~60V settable...
  • Page 32 Li-ion batter • Ternary Userdefined Parameter/Battery type Over-voltage cut-off voltage 40~60V Equalization charging voltage settable 40~60V Bulk charging voltage 53.2V 57.6V 56.8V 53.2V 49.2V settable 40~60V Float charging voltage 53.2V 57.6V 56.8V 53.2V 49.2V settable 40~60V Under-voltage alarm voltage 43.6V 46.8V 49.6V 46.4V...
  • Page 33 6. Communication 6.1、Overview USB-B port RS485-1 port RS485-2 port Parallel connection port Dry contact port (reserved port, this model does not support parallel connection) 6.2、USB-B port USB typeB USB2.0 printer cable The user can read and modify device parameters through this port by using the host software. Please contact us for the host software installation package if you require one.
  • Page 34 6.3、RS485-1 port The RS485-1 port is used to connect to the Wi-Fi/GPRS data acquisition module, which allows the user to view the operating status and parameters of the inverter via the mobile phone APP. RJ45 Definition Pin 1 Pin 2 Pin 3 Pin 4 Pin 5...
  • Page 35 6.5、Dry contact Dry contact port with 4 functions: 1. Remote switch on/off 2. Switching signal output 3. Battery temperature sampling 4. Generator remote start/ stop Switching signal output Temperature sampling（reserved） Remote on/off Generator remote on/off Function Description When pin 1 is connected with pin 2, the inverter will switched off the AC Remote switch on/off output.
  • Page 36 7. FaultandRemedy 7.1、Fault code Alarm Fault code Fault Does it Affect the Instructions Meaning Code outputs Battery under-voltage alarm BatVoltLow Battery discharge over-current, software BatOverCurrSw protection Battery disconnected alarm BatOpen Battery under-voltage stop discharging BatLowEod alarm Battery over-current hardware protection BatOverCurrHw Battery over-voltage protection BatOverVolt...
  • Page 37 Fault Code Meaning Does it Affect the Instructions outputs ModelNumErr Wrong model Busdiff Busbar voltage imbalance BusShort Busbar short circuit Rlyshort Inverter output back flow to bypass LinePhaseErr Utility input phase fault BusVoltLow Busbar under-voltage protection Battery SOC below 10% alarm (Only BatCapacityLow1 enable BMS take effect) Battery SOC below 5% alarm (Only...
  • Page 38 Fault Code Meaning Causality Remedy Manual reset: Power off and restart. The battery voltage is lower Automatic reset: charge the battery so that Battery over-discharge than the value set in the the battery voltage is higher than the value parameter [12]. set in the parameter item [35].
  • Page 39 8. ProtectionandMaintenance 8.1、Protection features Protection Feature Instruction When the charging current or power of the PV array configured PV input current/power exceeds the PV input rated value, the inverter will limit the input limiting protection power and charge at the rated. If the PV voltage exceeds the maximum value allowed by the PV input over-voltage hardware, the machine will report a fault and stop the PV boost to...
  • Page 40 Bypass over-current Built-in AC input over-current protection circuit breaker. protection When the phase of the bypass input and the phase of the inverter split do not match, the inverter disables switching to the bypass Bypass phase inconsistency protection output to prevent the load from dropping out or short-circuiting when switching to the bypass.
  • Page 41 9. Datasheet MODEL SPI-8K-S SPI-10K-S BE SET INVERTER OUTPUT Rated Output Power 8,000W 10,000W Max.Peak Power 16,000W 20,000W Rated Output Voltage 220Vac（Single phase） Load Capacity of Motors Rated AC Frequency 50/60Hz Waveform Pure Sine Wave Switch Time 10ms（typical） Parallel capacity...
  • Page 42 Operating Temperature -10~55℃,>45℃ derated Range （14~131℉，>113℉ derated） Noise <60dB Cooling Method Internal Fan Warranty 1 Years COMMUNICATION Embedded Interfaces RS485 / CAN / USB / Dry contact External Modules Wi-Fi / GPRS （Optional） CERTIFICATION Safety IEC62109-1, IEC62109-2,UL1741 EN61000-6-1, EN61000-6-3, FCC 15 class B RoHS...

This manual is also suitable for:

Spi-10k-s