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KStar KSG Series User Manual

KStar KSG Series
29 pages
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202106 Ver:1.0
Shenzhen Kstar New Energy Company Limited
Add:Kstar Industrial Park, Guangming Hi-Tech Park,
shenzhen ,P.R.CHINA.
Tel:0755-21389008 Fax:0755-21389008
Web:www.kstar.com
Grid-Connected Inverter
KSG series
25KT/30KT/33KT/36KT/40KT
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KStar KSG Series Specifications

General IconGeneral
Cooling MethodSmart Cooling
Nominal AC Voltage220V/230V/240V
AC Voltage Range180Vac~280Vac
Nominal Frequency50Hz/60Hz
THDI<3%
Power Factor>0.99
DC Connection TypeMC4
AC Connection TypeTerminal Block
Protection DegreeIP65
Operating Temperature Range-25~+60°C
Protection FeaturesDC Reverse-Polarity Protection, AC Short-Circuit Protection, Output Over Current Protection, Over Voltage Protection, Over Temperature Protection, Insulation Monitoring Protection, Ground Fault Monitoring Protection, Anti-Islanding Protection
Operating Temperature-25~+60°C
Humidity0~100%
Altitude4000m

Summary

Introduction

1.1 Product Description

Describes the new generation of household three-phase photovoltaic grid connected inverter.

1.2 Unpacking Inspection

Instructions for checking the inverter and accessories after opening the package.

1.3 Packaging

Lists the parts included when receiving the inverter.

1.4 Optional Packaging

Lists optional accessories included in packaging.

1.5 Inverter Storage

Guidelines for proper storage of the inverter to maintain its condition.

Safety Instructions

2.1 Safety Symbols

Explains safety symbols used in the manual to highlight potential risks and information.

2.2 General Safety Instructions

Provides crucial safety guidelines for installation and operation of the inverter.

2.3 Notice For Use

Specifies conditions and requirements for using the inverter safely and correctly.

Overview

3.1 Front Panel Display

Describes the optional LCD display on the inverter's front panel.

3.2 LED Status Indicator Lights

Explains the meaning of different LED status indicator lights on the inverter.

3.3 Keypad (Optional)

Details the function of the four keys on the inverter's front panel.

3.4 LCD

Lists the information displayed on the inverter's four-line Liquid Crystal Display.

Installation

4.1 Select a Location for the Inverter

Provides criteria for choosing an appropriate installation location for the inverter.

4.2 Mounting the Inverter

Details the process and considerations for physically mounting the inverter.

4.3.1 Connect PV side of inverter

Explains how to connect the photovoltaic (PV) array to the inverter.

4.3.2 Connect grid side of inverter

Details the procedure for connecting the inverter to the AC grid.

4.3.3 External ground connection

Instructions for establishing the external ground connection for the inverter.

4.3.4 Max. over current protection device (OCPD)

Specifies recommended overcurrent protection device ratings for inverter circuits.

4.3.5 Inverter monitoring connection

Explains how to connect the inverter for monitoring via Wi-Fi or GPRS.

4.3.6 Meter connections(optional)

Details how to connect a meter to the inverter for specific functions.

4.3.7 DRED port connections(optional)

Describes how to connect the DRED port for demand response functionality.

Start and Stop

5.1 Start the Inverter

Step-by-step guide on how to properly start up the inverter.

5.2 Stop the Inverter

Step-by-step guide on how to safely shut down the inverter.

LCD Operation Menu

6.1 Initialization

Describes the initial interface displayed after the inverter starts up.

6.2 Major cycle menu-on

Explains the circulating menu mode for displaying inverter information.

6.3 User interface

Details how to navigate the user interface for settings and inquiries.

6.4 Setting

Explains how to access and navigate the inverter's setup and configuration menus.

6.4.1 Input mode

How to configure the inverter's input mode (independent or parallel).

6.4.2 Standard for electric network

How to set the grid standard based on country or region.

6.4.3 Remote CTRL

How to enable or disable remote control functionality.

6.4.4 Working parameters

Overview of various working parameters that can be configured.

6.4.5 485 address

Setting the RS485 communication address.

6.4.6 485 baudrate

Setting the baud rate for RS485 communication.

6.4.7 485 protocol

Selecting the communication protocol for RS485.

6.4.8 Display language

Changing the display language of the inverter interface.

6.4.9 LCD backlight

Adjusting the LCD backlight time.

6.4.10 Date/time

Setting the inverter's date and time.

6.4.11 History clearing

Clearing historical records from the inverter.

6.4.12 Password setting

Changing the password for accessing setup menus.

6.4.13 Maintenance

Accessing the maintenance interface for factory testing.

6.4.14 Factory reset

Resetting inverter parameters to default factory settings.

6.4.15 Array detection

Configuring and enabling array detection features.

6.4.15.1 ARRAY

Enabling or disabling array detection.

6.4.15.2 THRESHOLD

Setting the threshold for array detection.

6.4.16 Three-phase system

Configuring settings for three-phase system wiring.

6.5 Inquiry

Accessing various inquiry menus for inverter information.

6.5.1 INV MODEL

Displaying the inverter model information.

6.5.2 MODEL SN

Displaying the inverter's serial number.

6.5.3 Firmware

Displaying the firmware version of the inverter.

6.5.4 RECORD

Displaying recorded fault and warning alarms.

6.5.5 ERROR EVENT

Displaying details of specific error events.

6.6 Statistics

Accessing statistics related to inverter operation.

6.6.1 Time statistics

Displaying operational time and generating duration statistics.

6.6.2 Times of paralleling in

Displaying the number of times the inverter has been paralleled.

6.6.3 Power peak

Displaying historical and today's peak power values.

6.6.4 Generated energy of that day

Displaying the energy generated by the inverter on a daily basis.

6.6.5 Generated energy of that week

Displaying the energy generated by the inverter on a weekly basis.

6.6.6 Generated energy of that month

Displaying the energy generated by the inverter on a monthly basis.

6.6.6 Generated energy of that year

Displaying the energy generated by the inverter on a yearly basis.

6.6.8 Gross generation

Displaying the total gross energy generated by the inverter.

Maintenance

Troubleshooting

Specifications

KSG-25KT-M1 Specifications

Detailed technical specifications for the KSG-25KT-M1 model.

KSG-30KT-M1 Specifications

Detailed technical specifications for the KSG-30KT-M1 model.

KSG-33KT-M1 Specifications

Detailed technical specifications for the KSG-33KT-M1 model.

KSG-36KT-M1 Specifications

Detailed technical specifications for the KSG-36KT-M1 model.

KSG-40KT-M1 Specifications

Detailed technical specifications for the KSG-40KT-M1 model.

Protection devices

Lists the built-in protection devices and safety features of the inverter.

Other functions

Details additional functionalities like anti-reflux and PID recovery.

Authentication

Information on safety regulations and certifications for the inverter.

Quality Assurance

Contact Information

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