Table of Contents
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Table of Contents
Summary of Contents for Sunnytek SUN-1K-G
- Page 1 PV Grid Tie Inverter SUN-1K-G SUN-2K-G SUN-3K-G User manual...
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Page 2: Table Of Contents
Contents Contents Contents 1. Introduction - 1 - 9. Repair and Maintenance - 33- ………………………………………………………… ……………………………………………… 1.1 Appearance Introduction - 1 - 10. Error information and processing - 33 - ………………………………………… …………………………………… 1.2 Parts list - 2 - 10.1 Error code - 34 - …………………………………………………………... -
Page 3: Introduction
Single Phase String Power Inverter can convert solar panel DC power into AC power Mounting stainless steel screws M4×12 which can directly input to the grid. Its appearance is shown below.These models contain SUN-1K-G、SUN-2K-G and SUN-3K-G .The following is collectively referred to as AC power connectors ‘inverter’. -
Page 4: Safety Warnings And Instructions
2. Safety warnings and instructions Inverter adopts non-isolated topology structure, hence must insure DC Improper use of the inverter will cause electric shock and burn.During the installation and input and AC output are electrical isolated before operating the inverter. maintenance.Please operate the inverter in strict accordance with the user manual.Please Strictly prohibit grounding the positive and negative poles of the PV string. -
Page 5: Notes For Using
3. Operation Interface 2.3 Notes for using The single phase string power inverter is designed and tested under related safety 3.1 Interface View regulations. It can ensure the personal safety of the user. But as a electric device,it may cause shock or injury by incorrect operation. Please operate the unit under below requirements: 1. -
Page 6: Buttons
4. Product installation Indicator status Explanation 4.1 Select installation location Inverter detects DC input When you receive the inverter and prepare to install it, please select a suitable location, ●DC which should consider below factors: Low DC input voltage Grid Connected ●... -
Page 7: Inverter Installation
● Please select the wall with certain bearing vcapacity. ≥500mm ● When doing the installation, vertical slope cannot exceed +/-15°,make sure nolateral tilt. Otherwise it will affect the function of the heat sink. Cause the output power lower than expected. ●... - Page 8 Procedure shows below: Locate on the appropriate wall according to the bolt position on the mounting bracket, then mark the hole.On the brick wall, the installation must be suitable for the expansion bolt installation. Pic4.5 Inverter hanging plate installation 2.Ensure that the position of the installation holes on the wall is in accordance with themountingplate, and the mounting rack is horizontally placed.
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Page 9: Electrical Connection
5 Electrical Connection c) Insert the contact pin into the connector housing until it locks in place. Screw the cap nut onto the connector housing. Torque to 2.5-3Nm (as shown in picture 5.5). 5.1 DC input terminal connection 1. Switch AC off 2. -
Page 10: Ac Input Terminal Connection
40mm Specification 2.5mm 15-18mm 2.5mm 15-18mm 2.5mm 15-18mm 8~15mm Model SUN-1K-G SUN-2K-G SUN-3K-G Breaker 10A/400V 16A/400V 20A/400V Max cable Outside cable(2+PE)20m length Pic5.8 Strip AC cable Table 5.2 Cable information Be careful to distinguish the L, N and PE of the AC cables. -
Page 11: The Connection Of The Ground Line
5.3 The connection of the ground line Step 4: Insert the cable (L, N, PE) into the sealing sleeve and sleeve. Step 5: Use the hexagon screwdriver, loosen the bolts of the socket in turn, and insert each Good grounding is good for resisting surge voltage shock and improving EMI performance. cable core into the corresponding jack, and set each screw.The connection hole of AC Therefore, before connecting AC, DC and communication cables, you need to ground the connection terminal labeling is shown in picture 5.9. - Page 12 Phone GPRS Router Web Server WIFI Pic5.13 Wi-Fi Plug installation diagram Pic5.12 Internet monitoring solution 5.4.2 Configuration of Wi-Fi Plug 5.4.1 Installation of Wi-Fi Plug When the inverter is out of the factory, the installation location of Wi-Fi plug is sealed by a For the configuration of Wi-Fi Plug,please refer to illustrations of the Wi-Fi Plug.
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Page 13: Startup And Shutdown
6. Startup and Shutdown 7. Limiter function Before starting the inverter, make sure that the inverter can meet the following conditions, The SUN-1K/2K/3K-G inverter has integrated export limitation function.The function is otherwise it may result in fire or damage to the inverter. In this case,we do not undertake to adjust the output of inverter quickly according to the power of the user and solar panels, any responsibility. -
Page 14: Use Of Limiter Function
Fun GFDI Limiter 0FF << Normal Alarm Normal Alarm Solar Panel array Enter Down Pic 7.3 Limit switch 4. Operate the button [up down], move setting cursor to limiter function and press the button [enter]. At this time you can turn on or turn off the limiter function by choosing [up down] button, please press [enter] button to confirm when setting done. -
Page 15: Notes While Using Limiter Function
7.3 Notes while using limiter function For your safety and the operation of limiter function of the inverter, we put forward the Do not change the operating parameters if non-professional when following suggestions and precautions: setting the limiter function switch, otherwise inverter cannot be normal operated. -
Page 16: Fault Record
In this interface, you can see the temperature of the inverter. It indicates the temperature of Power: 108W the radiator. State: Normal There are four submenus in the Main Menu. ON/OFF Pic8.2 The initial interface << Setup Press UP or Down, you can check inverter DC voltage, DC current, AC voltage,AC current and inverter temperature. -
Page 17: On/Off Setting
8.3 Fault Record Param It can keep four fault records in the menu including time, customer can deal with it << depends on the error code. Protect Param 1 F19 181017 07 2 F35 181015 08 Protect Param << Comm. Param Pic8.8 Fault Record Pic8.10 Setting... -
Page 18: Running Param
8.5.3 Protect Param 8.5.1.2 Language set << English Engineer Only. We will set the param depends on the safety requirements, so customers don’t need to reset it. The password is same as 8.5.2 Pic8.13 Language set Running param 8.5.2 Running Param <<... -
Page 19: Repair And Maintenance
<< AC OverFreq requirements. Before leaving the factory, the inverter has undergone several rigorous tests 51.50Hz to ensure that it can be operated reliably and permanently. 10.1 Error code << AC LowFreq If there is any failure,the LCD screen will display an alarm message. In this case,the inverter may stop feeding energy into the grid. -
Page 20: Troubleshooting
Inverter 1 DC high fault Reactor C phase over current AC load switch failure IGBT heat sink high temperature AC main contactor failure Table10.1 Error code AC secondary contactor failure Inverter 2 dc high fault 10.2 Troubleshooting AC over current F41~F48 Grid voltage exceed the nomal working range AC current over load... -
Page 21: Specification
11.Specification Model General Data SUN-1K-G SUN-2K-G SUN-3K-G Energy source Grid-connected PV 330W×347.5H×127D Size(mm) Input Side Weight(kg) Topology Transformerless Max.DC Power(kW) Max.DC Input Voltage(V) Internal consumption <1W(Night) Operating temperature -25 ~ 60℃ Start-up DC Input Voltage(V) MPPT Operating Range(V) 70~500 100~500...
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