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SolarTown PV Grid-tied Inverter

ST5KTi-ST15KTi

User Manual

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Summary of Contents for ST10KTi

Page 1: ...SolarTown PV Grid tied Inverter ST5KTi ST15KTi User Manual ...

Page 2: ...n 12 4 4 General Data 12 5 Function 14 6 Installation 15 6 1 Safety Instructions 15 6 2 Selecting the Installation location 15 6 3 Preparation 16 6 4 Mounting the bracket 16 6 5 Mounting the Inverter 18 6 6 Check Inverter Installation Status 19 6 7 Connector Guide 19 7 Operation 22 7 1 LED Display 22 7 2 LCD Display 22 8 Setting up Communication 30 8 1 Communication Interface Type 30 8 2 Communica...

Page 3: ...T6KTi ST8KTi ST10KTi ST12KTi ST13KTi ST15KTi 1 2 Target Group This manual is for qualified personnel who have received training and demonstrated skills and knowledge in the construction and operation of this device Qualified personnel are trained to deal with the dangers and hazards involved in installing electric devices 1 3 Safety 1 3 1 Appropriate Usage The Solar Family Series PV inverters conv...

Page 4: ...ng given supervision or instruction Children should be supervised to ensure that they do not play with the inverter Caution Danger of burn injuries due to hot enclosure parts During operation the upper lid of the enclosure and the enclosure body may become hot Only touch on the lower enclosure lid is allowed during operation Caution Possible damage to health as a result of the effects of radiation...

Page 5: ...per lid Beware of hot surface The inverter may become hot during operation Avoid any contact to the surface during operation Danger of high voltages Danger to life due to high voltages in the inverter Risk of electric shock Only authorized personnel is allowed to set the DIP switch SW1 Requests the user to consult the manual Indicates caution followed by important instructions Equipment grounding ...

Page 6: ...uidelines G83 mark The inverter complies with the requirements of the applicable G83 guidelines CQC mark The inverter complies with the requirements of the applicable CQC guidelines Safety precaution When using the product please do remember the below information to avoid the fire lightning or other personal injury Warning Ensure that input DC voltage is less than Max DC voltage Over voltage may c...

Page 7: ...l must disconnect both AC and DC power from the SF series inverter before attempting any maintenance or cleaning or working on any circuits connected to the SF series inverter Warning The photovoltaic array is exposed to sunlight it supplies DC voltage to the inverter ...

Page 8: ...ction 2 1 Overview Figure 2 Stereogram 2 2 Electrical Block Diagram Electrical block diagram Figure 3 Electrical block diagram RS485 Wifi Optional LCD Display DC EMC Filter MPPT Boost Circuit Inverter Circuit AC Electric Reactor AC EMC Filter ...

Page 9: ...verter 8 3 Terminals of PV Inverter Figure 4 Terminals of PV Inverter ST13KTi ST15KTi Figure 5 Terminals of PV Inverter ST8KTi ST10KTi ST12KTi Figure 6 Terminals of PV Inverter ST5KTi ST6KTi 2 4 Dimension and Weight Dimension ...

Page 10: ...e SolarTown Series Inverter 9 Figure7 ST5KTi ST6KTi ST8KTi ST10KTi ST12KTi ST13KTi ST15KTi Weight Table 1 Model ST5KTi ST6KTi ST8KTi ST10KTi ST12KTi ST13KTi ST15KTi Weight kg 18 18 20 20 20 20 20 Figure 8 ...

Page 11: ...10 3 Packaging List Table 2 The Solar Family is shipped with the following items Figure 9 Item Name Quantity A Solar Inverter 1 B Mounting Frame 1 C Mounting Screws 2 D Mounting Screws 2 E DC connectors 2 F AC connector 1 G Manual 1 ...

Page 12: ... of MPP Tracker A 12 12 12 12 20 Number of MPP Trackers Strings per MPP Tracker 1 1 2 1 2 2 1 MPPT Voltage Range V 200 950 Nominal PV Voltage V 610 Shut Down Voltage Power On Voltage 120 160 Overvoltage category Ⅱ Ⅱ 4 2 Output AC Table 4 Model ST5KTi ST6KTi ST8KTi ST10KTi ST12KTi ST13KTi ST15KTi Max AC Power W 5500 6600 8800 11000 13200 14300 16500 Max AC Current A 8 9 6 13 16 19 20 8 24 Nominal A...

Page 13: ...fficiency 98 1 98 1 98 1 98 3 98 3 98 3 98 3 Euro Efficiency 97 6 97 6 97 8 97 8 97 8 97 8 97 8 MPPT Efficiency 99 9 Overvoltage Under Voltage Protection Yes Shutdown Voltage Start Voltage Yes DC Isolation Impedance Monitoring Yes Ground Fault Protection Yes Grid Monitoring Yes Ground Fault Current Monitoring Yes DC Injection Monitoring Yes 4 4 General Data Table 6 Model ST5KTi ST6KTi ST8KTi ST10K...

Page 14: ...re Range C 25 60 derating at 45 Relative humidity range 0 100 condensing Pollution Degree External III Internal II Protective class ClassⅠ Degree of Protection IP65 Topology Transformerless Internal Consumption ni ght W 0 1W LCD display Yes Communication Interfaces RS485 WiFi Optional Standard Warranty 5 10 15 years Free Opt Opt ...

Page 15: ...est Mode Once the DC input voltage is over 300V and the grid voltage and frequency is normal inverter will enter into SelfTest Mode On Grid Mode In this mode inverter will generate power and send to grid CAUTION The inverter output power decrease is usual under the condition of thermal protection but if it occurs frequently you need to check the heat sink or consider putting the inverter in the pl...

Page 16: ...r Although designed to meet all safety requirements some parts and surfaces of inverter are still hot during operation To reduce the risk of injury DO NOT touch the heat sink at the back of the PV Inverter or nearby surfaces while Inverter is operating Check environment where system is installed Check whether the installation site fall into any of the following conditions The ambient temperature i...

Page 17: ... 6 3 Preparation Below tools are needed before installation Figure 11 Installation Tools 6 4 Mounting the bracket Inverter requires adequate cooling space Allow at least 20cm space above and below the inverter 20CM 20CM 20CM 20CM 20CM Figure 12 ...

Page 18: ...The SolarTown Series Inverter 17 Using the mounting frame as a template drill 2 to 3 holes as illustrated in image Figure 13 Figure 14 ...

Page 19: ...The SolarTown Series Inverter 18 6 5 Mounting the Inverter Hang the inverter onto the mounting frame Figure 14 Figure 15 Insert safety lock screws into the bottom leg to fasten the inverter Figure 16 ...

Page 20: ...Only PV1 F cables can be used The TÜV approval only allows the use of PV1 F cables Do not use type H07RN F cables The connectors must be not disconnected while under load For protection against electric shock connectors must always be disconnected from the power supply during assembly Connectors that are not plugged must be protected against humidity and contamination by a protective cap Any kind ...

Page 21: ...nverter 20 Figure 18 Connecting to the grid 1 Measure grid voltage and frequency to see whether they are normal 2 Open the breaker or fuse between inverter and utility grid 3 Connect AC wires of inverter as follows Figure 19 ...

Page 22: ... specification table when select the cable for installation Table 7 Cable and Micro breaker Requirement Model ST5KTi ST6KTi ST8KTi ST10KTi ST12KTi ST13KTi ST15KTi Cable Cu 4mm 2 4mm 2 4mm 2 4mm 2 4mm 2 6mm 2 6mm 2 Micro Breaker 16A 20A 25A 30A 32A 32A 36A ...

Page 23: ...The DC AC Circuit is off Blinking The DC AC Circuit is starting On The DC AC Circuit is working normally 7 1 3 Fault LED Red Table 10 Off No Error occurs On The inverter is in fault status Normally after starting up DC DC LED and DC AC LED will be lighted indicating that the Inverter s feeding power status to the grid 7 2 LCD Display The LCD display monitors the inverter status and collects statis...

Page 24: ...绝缘阻抗过低告警 W001 Bit01 Comm_LCD_Lose_Warning LCD 屏与控制板通信断开告警 W002 Bit02 LVRT_Fault_Warning 低电压穿越故障告警 W003 Bit03 Fan_Fault_Warning 风扇故障告警 W004 Bit04 DC_AirSwitchOpenWarning 直流主断路器断开告警 W005 Bit05 Fault_Feedback_Warning 锁存的总硬件故障 W006 Bit06 AC_Volt_Unbalance_Warning 交流三相电压不平衡故障告警 W007 Bit07 AC_PLL_Warning 交流锁相环故障告警 W008 Bit08 DC_Thunder_Warning DC 端防雷故障告警 W009 Bit09 AC_Thunder_Warning AC 端防雷故障告警 W010 Bit...

Page 25: ...AC Power Stage over current PVPowerLow PV Power too low No Bit0 Bit15 1 valid status 0 invalid status Code English Chinese中文 1 Bit00 DC Inversed Failure 直流输入极性接反故障 F001 Bit01 DC_Insulation_Failure 直流绝缘阻抗永久故障 F002 Bit02 GFDI_Failure 直流漏电流故障 F003 Bit03 GFDI_Ground_Failure GFDI 电池一端接地接地故障 F004 Bit04 EEPROM_Read_Failure 读存储器错误 F005 Bit05 EEPROM_Write_Failure 写存储器错误 F006 Bit06 GFDI_Fuse_Failure GFDI 保...

Page 26: ...or_Fault 交流辅接触器故障 F031 Bit15 DCIOver_M2_Fault 逆变 2 直流量高故障 F032 3 Bit00 AC_OverCurr_Fault 交流电流过高软件报出的交流电流过流故障 1 个工频周期来报出 F033 Bit01 AC_Overload_Fault 交流过载 F034 Bit02 AC_NoUtility_Fault 交流端无市电错误 F035 Bit03 AC_GridPhaseSeque_Fault 交流电网相序错误 F036 Bit04 AC_Volt_Unbalance_Fault 交流三相电压不平衡故障 F037 Bit05 AC_Curr_Unbalance_Fault 交流三相电流不平衡故障 F038 Bit06 INT_AC_OverCurr_Fault 交流过流故障软件报出的过流故障一个开关周期内报出 F039 ...

Page 27: ... 电抗器 C 相电流过流故障 F063 Bit15 Heatsink_LowTemp_Fault IGBT 散热器温度过低故障 F064 5 Bit00 Module1_OverTemp_Fault 逆变模块 1 IGBT 散热器过温故障 F065 Bit01 Module2_OverTemp_Fault 逆变模块 2 IGBT 散热器过温故障 F066 Bit02 Reseverd 预留 F067 Bit03 Reseverd 预留 F068 Bit04 Inductor_OverTemp_Fault 电抗器过温故障 F069 Bit05 Inductor_LowTemp_Fault 电抗器低温故障 F070 Bit06 Transformer_OverTemp_Fault 主隔离变压器过温故障 F071 Bit07 Transformer_LowTemp_Fault 主隔离变压器低...

Page 28: ...PVA_CurrHigh_Fault 直流 A 路过流 F103 Bit07 PVB_CurrHigh_Fault 直流 B 路过流 F104 Bit08 PVC_CurrHigh_Fault 直流 C 路过流 F105 Bit09 PVD_CurrHigh_Fault 直流 D 路过流 F106 Bit10 PVE_CurrHigh_Fault 直流 E 路过流 F107 Bit11 PVAShort_Fault 直流 A 路极性反接 F108 Bit12 PVBShort_Fault 直流 B 路极性反接 F109 Bit13 PVCShort_Fault 直流 C 路极性反接 F110 Bit14 PVDShort_Fault 直流 D 路极性反接 F111 Bit15 PVEShort_Fault 直流 E 路极性反接 F112 8 Bit00 INV_OverTemp_Fault...

Page 29: ...rter Daily Energy total will be displayed in this page Figure 25 7 2 5 Input Page The inverter PV parameter will be displayed in this page Figure 26 7 2 6 Output Page The inverter AC parameter will be displayed in this page Figure 27 7 2 7 Setting Page Figure 28 7 2 8 Information Page Figure 29 Power 15 2KW 5 07 10 16 06 E Day 60 01Kwh E All 1 16Mwh PV3 610V 8 3A AC B 220V 3 2A AC C 220V 3 3A Sett...

Page 30: ...The SolarTown Series Inverter 29 7 2 9 Setting option Figure 30 ...

Page 31: ... frequency fault information etc can be delivered to PC or other monitoring equipment via RS485 8 2 Communication When user want to know the information of the power station and manage the entire power system We offer below three types of communications Figure 31 Communication Interface of SF Series Inverter 8 2 1 Connect the system by RS485 Adapter User can use RS485 to USB Adapter to connect the...

Page 32: ...ection way between SF Series Inverters are a straight through cable But the connection between SF Series Inverters and Webbox uses a crossover cable As shown in the following figure Figure 33 Web Box Monitoring Diagram USB Grid tied Inverter RS485 Grid tied Inverter RS485 RS485 adapter PC ...

Page 33: ...i Communication optional Embeded WiFi module is a hardware device can be inserted to inverter s serial port Please refer to WiFi module Manual for more information Table 13 1 2 4 3 Inverter serial Port Connector WiFi Module Connector 1 2 4 3 Figure 34 ...

Page 34: ... grid usability Or seek for help from us PV Over Voltage Checking the panel s open circuit voltage whether the value is close to or already Max DC voltage Please seek help from us when voltage Max DC voltage DCINJ High Disconnect the PV PV with DC input then reconnect them Check L line and N line to see whether it has connection faults Please seek for help from us when this fault happens Relay Fau...

Page 35: ...ength of cables suitable Are the input and output connections and wiring in good condition Are the configurations settings correct for your particular installation Are the display panel and the communications cable properly connected without damage ...

Page 36: ... inverter with the original packing If original packing is not available please use similar packing which meets below requirements Load ability should be over 20kg With handle Able to fully closed 10 3 Storage Store the inverter in a dry place where ambient temperature is always between 25 and 60 13 F to 140 F 10 4 Disposal Please put the defective inverters packing materials to a place which is c...

Page 37: ...ty Applicable under normal application installation use and service conditions SF Series Inverter warrants the above listed products to be free from defects and or failure specified for a period not exceeding 6 years from the date of sale as shown in the roof of Purchase to the original purchaser MOSO Electric Co Ltd Sales Services Department Add MOSO Technology Park Xili Town Nanshan District She...

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