KStar KSG Series Installation And Operation Manual
Grid-connected inverter
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- Installation and operation manual (30 pages) ,
- User manual (42 pages)
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Summary of Contents for KStar KSG Series
- Page 1 Grid-Connected Inverter Shenzhen Kstar New Energy Company Limited Add:Kstar Industrial Park, Guangming Hi-Tech Park, shenzhen ,P.R.CHINA. Tel:0755-21389008 Fax:0755-21389008 202505 Ver:1.0 Web:www.kstar.com...
- Page 2 Contents...
- Page 3 User Manual User Manual Contents Contents Introduction 1.1 Product Description The new generation of household three-phase series photovoltaic grid connected inverter converts the sun into electric energy through the inverter device, which is used by the power users. It adopts a new design and integrates various functional devices to adapt to various complex installation environments.
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Page 4: Table Of Contents
User Manual User Manual 1.2 Unpacking Inspection Description Part # Model Number PV grid tie inverter Before opening the inverter package, please check whether the outer package is damaged. Wall/pole bracket After opening the package, please check whether the inverter appearance is damaged or lack of accessories. -
Page 5: Inverter Storage
User Manual User Manual 1.5 Inverter Storage Safety Instructions Proper storage is required if the inverter is not installed immediately. Improper use may result in potential electric shock hazards or burns. This manual contains • Store the inverter in the original packing case. important instructions that should be followed during installation and maintenance. -
Page 6: Front Panel Display
User Manual User Manual WARNING: Over view To reduce the risk of fire, over-current protective devices (OCPD) are required for circuits connected to the Inverter. The DC OCPD shall be installed per local requirements. All photovoltaic source and 3.1 Front Panel Display output circuit conductors shall have disconnects that comply with the NEC Article 690, Part II. -
Page 7: Installation
• Exposure to direct sunlight will increase the operational temperature of the inverter and The four-line Liquid Crystal Display (LCD) is located on the front panel of the Inverter, may cause output power limiting. Kstar recommends inverter installed to avoid direct which shows the following information: sunlight or raining. -
Page 8: Mounting The Inverter
User Manual User Manual • Install on a wall or strong structure capable of bearing the weight. 4.2 Mounting the Inverter • Install vertically with a maximum incline of +/-5° . If the mounted inverter is tilted to an angle Dimensions of wall bracket: greater than the maximum noted, heat dissipation can be inhibited, and may result in less than expected output power. -
Page 9: Locking Screws
User Manual User Manual 2. Make sure that the bracket is horizontal and the mounting hole (as shown in Figure 4.4) 4.3 Electrical Connections is correctly marked, and drive the expansion pipe into the wall with a hammer. 4.3.1 Connect PV side of inverter 3. - Page 10 User Manual User Manual 3.Crimp the contact pin to the wire using a proper wire crimper. Check the positive and negative polarity of the PV strings, and connect the PV connectors to the right terminals. Serious damages to the inverter and connector over temperature may occur.
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Page 11: Ot Terminal
User Manual User Manual 4.3.2 Connection of AC output Step 2. Make the cable and crimp the OT terminal. WARNING: There are"L1,L2,L3" "N'' '' PE'' symbols marked inside the connector, the Line wire of grid must be connected to "L1,L2,L3" terminal; the Neutral wire of grid must be connected to "N"... -
Page 12: Max, Over Current Protection Device (Ocpd)
User Manual User Manual 4.3.4 Max, over current protection device (OCPD) To protect the inverter's PV and AC grid connection conductors, Kstar recommends installing breakers that will protect against overcurrent. The following table defines OCPD ratings for the inverters. Rated output... -
Page 13: Description
User Manual User Manual 4.3.5 Inverter monitoring connection 4.3.6 Meter connections (optional) 1. Explanation of Anti-Backflow Function The inverter can be monitored via Wi-Fi or GPRS. All KSG communication devices are To meet on-site requirements, the inverter output power is controlled to adjust according to optional . - Page 14 User Manual User Manual 3.Meter Installation 6. Inverter anti-backflow function setting: ①.The anti-backflow meter needs to be installed inside the Step 1:Press Return button to enter user setting interface. Then select -----USER----- the"1.SETUP" menu item and confirm your selection with the Enter distribution box.
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Page 15: Drm Connector
User Manual User Manual 7. Grid Connection Verification: 9. Anti-backflow power setting: ①.When the inverter is connected to the grid and there is load power, if the inverter's power Ÿ When the inverter is paired with a power meter, it supports the anti-backflow power setting (backflow power calibration value). -
Page 16: Start And Stop
User Manual User Manual Start&Stop LCD Operation Menu 5.1 Start the Inverter 6.1 Initialization To start up the Inverter, it is important that the following steps are strictly followed: Interface Explanation 1. Switch the grid supply main Switch (AC) ON first. After starting-up of inverter, LCD will firstly enter this interface, Initializing…... -
Page 17: User Interface
User Manual User Manual When the menu is in an automatic cycling display mode, if error (fault) or warning alarm occurs, it will skip into system interface immediately and lock to it, and this will make convenience for the user to determine its cause based on codes on the interface. - Page 18 User Manual User Manual 6.4.1 Input mode 6.4.4.1 Starting-up voltage Interface Explanation Interface Explanation Press UP/DOWN button to move corresponding option. Then Press UP/DOWN to increase or decrease the input figure, move confirm the selected option and enter interface of please restart --- INPUT MODE --- the cursor backwards and confirm completion of input as well as (refer to 6.4.4.11) by pressing ENTER button.
- Page 19 User Manual User Manual 6.4.4.5 Low frequency of electric network 6.4.4.7.2 Power Value Interface Explanation Interface Explanation Press UP/DOWN to increase or decrease the input figure, Press UP/DOWN to increase or decrease the input figure, confirm input and enter into interface of Active power (refer to confirm input and enter into interface of please restart (refer to -- POWER VALUE -- 6.4.4.7) by pressing ENTER button;...
- Page 20 User Manual User Manual 6.4.4.8.3 Reactive power 6.4.4.10 Over voltage derating Interface Explanation Interface Explanation Press UP/DOWN to increase or decrease the input figure, Press UP/DOWN button to move corresponding options, press confirm input and return back Reactive power (refer to 6.4.4.8) by ENTER to enter into the working interface (refer to 6.4.4);...
- Page 21 User Manual User Manual 6.4.7 485 protocol 6.4.12 Password setting Interface Explanation Interface Explanation This interface will be used to alter password when entering into Press UP/DOWN button to move corresponding options. And the setup interface (refer to 6.4). Press UP/ DOWN to increase or confirm selected option and return back the setup interface by ----SELECT---- decrease the input figure, press ENTER button to move the...
- Page 22 User Manual User Manual 6.5.3 Firmware Interface Explanation Interface Explanation This interface displays edition No. of firmware such as ARM and Press UP/DOWN to increase or decrease the input figure, -----FIRMWARE----- DSP in inverter. UP/DOWN button is invalid, ENTER button is confirm input and return back Array detection (refer to 6.4.15) by ARM VER: invalid;...
- Page 23 User Manual User Manual 6.6.4 Generated energy of that day --EVE(1)-- Press UP/DOWN button to look over record backwards or 0.00Hz Interface Explanation frontward, press ESC button to return back the last interface. 0.00Hz 0.00Hz This interface displays generated energy of that day. -----E-TODAY ----- Refresh after 24 o'clock, inverter time should be set in different time NUM:...
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Page 24: Maintenance
User Manual User Manual Maintenance Alarm Message Failure description Solution 1.Pease check mains voltage whether it is complied with local,safety standard Inverter does not require any regular maintenance. However, cleaning the dust on heat-sink 2.Please check the AC output line is properly AC voltage &... - Page 25 User Manual User Manual Alarm Message Failure description Alarm Message Failure description Solution Solution 1.Disconnect PV input and restart the inverter 1.Disconnect PV input and cool down the Consistency and check whether fault still exists. inverter then restart the inverter to see if it is Frequency Fault 2.Contact with your local distributor if the fault Amb Temperature Over...
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Page 26: Specifications
User Manual User Manual Specifications Specifications KSG-33KT-M6 Model Specifications KSG-30KT-M6 Model Specifications KSG-30KT-M1 Input(DC) Input(DC) Max. DC voltage Max. DC voltage 1100V 1100V 40A/32A/20A 40A/32A/32A Max. input current per MPPT tracker Max. input current per MPPT tracker PV short circuit current PV short circuit current 60A/50A/30A 60A/50A/50A... - Page 27 User Manual User Manual Specifications Specifications Model Specifications KSG-36KT-M6 Model Specifications KSG-40KT-M6 Input(DC) Input(DC) Max. DC voltage 1100V Max. DC voltage 1100V 40A/32A/32A 40A/32A/32A Max. input current per MPPT tracker Max. input current per MPPT tracker PV short circuit current PV short circuit current 60A/50A/50A 60A/50A/50A...
- Page 28 User Manual User Manual Table 9.1 Grid Specification(3W+N+PE) Specifications Grid Output Voltage Output Frequency Boot wait Error recovery time(S) Specification Range (Vac) Range (Hz) time (S) Protection devices 195.5 - 276 48 - 50.5 China DC Switch Germany 184 - 287.5 47.5 - 51.5 Output over current Australia...
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Page 29: Quality Assurance
320 - 460 47.5 - 51.5 Belgium • After replacement, unqualified products shall be processed by KSTAR. • The customer shall give KSTAR or his partner a reasonable period to repair the faulty AUS-W 340 - 480 47.5 - 50.5 device. -
Page 30: Contact Information
User Manual Contact Information 18 overseas branch offices PV inverter industry Pre-sales：(86)0755-89741234 Ext 8151 PV inverter industry After-sales：(86)0755-89741234 Ext 8729 Global overseas service mailbox：overseas_service@kstar.com.cn...
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