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Solar On-Grid Inverter
User Manual
Version 2.0 (EN)
SF 1.6/2.2/3 KTL-S
SF 4.2/4.6/5 KTL

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Summary of Contents for Moso SF1.6/2.2/3KTL-S

  • Page 1 Solar On-Grid Inverter User Manual Version 2.0 (EN) SF 1.6/2.2/3 KTL-S SF 4.2/4.6/5 KTL...
  • Page 2 All rights to the content of this manual are owned by MOSO Power Supply Technology Co., Ltd (hereinafter “MOSO”). No part of this document can be modified, distributed, reproduced or published in any form or by any means without prior written permission...
  • Page 3: Table Of Contents

    The Solar Family Series Inverter The Solar Family Series Inverter Table of Contents Table of Contents 1 About This Manual .................................... 2 1.1 Applicability ......................................2 1.2 Target Group ......................................2 1.3 Safety ................................
  • Page 4: About This Manual

     1.3 Safety 1.3.1 Application The SF1.6/2.2/3KTL-S SF4.2/4.6/5 SF4.2/4.6/5KTL is a series of single phase on-grid inverter, which grid inverter, which main function is to convert the DC current from PV strings into AC current and feed it into...
  • Page 5 The Solar Family Series Inverter The Solar Family Series Inverter 1.3.2 Safety Instructions Safety Instructions Safety symbols used in this manual, which highlight Safety symbols used in this manual, which highlight potential safety risks and important safety risks and important safety information, are listed as follows: safety information, are listed as follows: CAUTION: Risk of electric shock.
  • Page 6 The Solar Family Series Inverter The Solar Family Series Inverter 1.3.3 Safety Symbols · Symbols on the inverter Symbols on the inverter Symbol Description Danger of high voltage high voltage!  R esidual voltage will vanish in 5 minutes after the inverter esidual voltage will vanish in 5 minutes after the inverter esidual voltage will vanish in 5 minutes after the inverter disconnected.
  • Page 7 The Solar Family Series Inverter The Solar Family Series Inverter You can operate the interface by operate the interface by pressing buttons. For more information on For more information on operating the buttons, refer to Section Section 7.2 ‘LCD display LCD display’.
  • Page 8: Introduction

    The Solar Family Series Inverter The Solar Family Series Inverter 2 Introduction 2.1 Overview Figure 2 Stereogram - Front for SF1.6/2.2/3KTL-S Figure 3 Stereogram – Back for SF1.6/2.2/3KTL-S 1. Bracket 2. Heat sink...
  • Page 9 The Solar Family Series Inverter The Solar Family Series Inverter - Front for SF4.2/4.6/5KTL Figure 4 4 Stereogram Figure 5 Stereogram – Back for SF4.2/4.6/5KTL 1. Bracket 2. Heat sink...
  • Page 10: Electrical Block Diagram

    The Solar Family Series Inverter The Solar Family Series Inverter This manual is applicable to the following inverter types. This manual is applicable to the following inverter types. SF1.6KTL-S SF2.2KTL-S SF3KTL-S SF4.2KTL SF4.6KTL SF5KTL Model name identifying SF5KTL Model description Meaning Description Series name...
  • Page 11: Led Display

    The Solar Family Series Inverter The Solar Family Series Inverter 2.3 LED Display Three LED indicators on the panel on the panel as follows: Figure 8 Figure 9 The DC/DC circuit is off. LED 1(Green) Blinking The DC/DC circuit starts. The DC/DC circuit is working normally.
  • Page 12: Terminal Definition

    Figure 10 Figure 10:SF1.6KTL/SF2.2KTL/SF3KTL-S Terminals Figure 11 Figure 11:SF4.2KTL/SF4.6KTL/SF5KTL Terminals 序号 名称 描述 SF1.6/2.2/3KTL-S owns one MPPT with a pair of DC with a pair of DC terminals. PV Terminals PV Terminals SF4.2/4.6/5KTL owns two independent MPPT MPPT, PV1and PV2, each of which with a pair of DC each of which with a pair of DC terminals.
  • Page 13 The Solar Family Series Inverter The Solar Family Series Inverter Figure 12 SF1.6KTL-S/ SF2.2KTL-S/ SF3KTL-S Figure Figure 13 SF4.2KTL/ SF4.6KTL/SF5KTL ● Weight Table 1 Model SF1.6KTL SF2.2KTL SF3KTL SF4.2KTL SF4.6KTL SF5KTL Weight [kg]...
  • Page 14 The Solar Family Series Inverter The Solar Family Series Inverter 2.6 Terminal definition definition Table 2 Item Name Quantity Quantity Solar Inverter Solar Inverter Mounting Frame Mounting Frame Mounting Screws Mounting Screws V Terminals M4*8 Mounting Screws Mounting Screws Manual The Solar Family is shipped with the following items: The Solar Family is shipped with the following items: 逆变器...
  • Page 15 The Solar Family Series Inverter The Solar Family Series Inverter Nameplate: take SF5KTL for example Nameplate: take SF5KTL for example Figure 15...
  • Page 16: Functions

    The Solar Family Series Inverter The Solar Family Series Inverter 3 Functions The basic functions of the inverter are as follows. The basic functions of the inverter are as follows. 【Conversion function】 The inverter converts DC power from the PV array into grid The inverter converts DC power from the PV array into grid-compliant AC compliant AC power and feeds it into the utility grid.
  • Page 17: Operation Mode

    The Solar Family Series Inverter The Solar Family Series Inverter 4 Operation Mode Figure 16 NOTICE! The inverter output power decrease is usual in the condition of thermal The inverter output power decrease is usual in the condition of thermal The inverter output power decrease is usual in the condition of thermal protection, but if it occurs frequently, you need to check the heat sink or protection, but if it occurs frequently, you need to check the heat sink or...
  • Page 18: Installation

    The Solar Family Series Inverter The Solar Family Series Inverter 5 Installation 5.1 Safety instruction DANGER! Improper installation may cause fire or installation may cause fire or explosion. • Do not install the inverter on flammable the inverter on flammable and explosive construction construction materials.
  • Page 19: Installation Site Selection

    The Solar Family Series Inverter The Solar Family Series Inverter 5.2 Installation site selection Installation site selection The following must be considered when selecting the location for an inverter: The following must be considered when selecting the location for an inverter: The following must be considered when selecting the location for an inverter: ...
  • Page 20: Preparation

    The Solar Family Series Inverter The Solar Family Series Inverter prevent a reduction in inverter power as a result of excessively high inverter power as a result of excessively high temperatures temperatures (details on temperature derating can (details on temperature derating can be found in the Technical Information e found in the Technical Information).
  • Page 21 The Solar Family Series Inverter The Solar Family Series Inverter Figure 20 Fix the mounting bracket as the figure shows. Do not make the screws s the figure shows. Do not make the screws too close to the wall, too close to the wall, leaving 2-4mm exposed instead.
  • Page 22: Mount The Inverter

    The Solar Family Series Inverter The Solar Family Series Inverter Figure 22 5.4 Mount the Inverter the Inverter Hang the inverter onto the mounting he mounting bracket. Figure 23 Insert and tighten the safety- lock sc lock screws at the bottom.
  • Page 23 The Solar Family Series Inverter The Solar Family Series Inverter Figure 24 5.5 Check Inverter Installation Status Check Inverter Installation Status  Check the upper straps of Inverter Check the upper straps of Inverter to ensure it is fixed on to the bracket. ...
  • Page 24 The Solar Family Series Inverter The Solar Family Series Inverter Connection steps: 1. Turn of the DC switch and make sure it will not be turned on accidentally. of the DC switch and make sure it will not be turned on accidentally. of the DC switch and make sure it will not be turned on accidentally.
  • Page 25 The Solar Family Series Inverter The Solar Family Series Inverter Fugure 31 Connecting to the grid: 1.Measure grid voltage and frequency Measure grid voltage and frequency to see whether they are normal. 2.Open the breaker or fuse between inverter and utility Open the breaker or fuse between inverter and utility grid.
  • Page 26: Introduction

    The Solar Family Series Inverter The Solar Family Series Inverter 6 Introduction The LCD display monitors the inverter status and collects statistical data for assessing system display monitors the inverter status and collects statistical data for assessing system display monitors the inverter status and collects statistical data for assessing system performance.
  • Page 27: Message Page

    The Solar Family Series Inverter The Solar Family Series Inverter Power: the present power fed into fed into the grid; Today: Energy output to the grid during the present day to the grid during the present day, and updated once every 10 , and updated once every 10 minutes;...
  • Page 28 The Solar Family Series Inverter The Solar Family Series Inverter 02 G83 Issue 2 August 2012 G83 Issue 2 August 2012; 03 G59 Issue 2 August 2010 G59 Issue 2 August 2010; 04 VDE-AR-N 4105: 2011- -08 VDE 0124-100: 2012-07. From the second line, the LCD displays inverter’s warning From the second line, the LCD displays inverter’s warning or fault information: information:...
  • Page 29: Communication

    The Solar Family Series Inverter The Solar Family Series Inverter 7 Communication 7.1 Communication Interface .1 Communication Interface Type This product has a communication interface product has a communication interface RS485 and Serial Port (optional) (optional). Operating information such as output voltage, current, frequency, fault information, etc., can be delivered to utput voltage, current, frequency, fault information, etc., can be delivered to utput voltage, current, frequency, fault information, etc., can be delivered to...
  • Page 30: Communication

    The Solar Family Series Inverter The Solar Family Series Inverter Grid-tied Inverter tied Inverter Grid-tied Inverter RS485 RS485 RS485 RS485 adapter Figure 38 7.2.2 Webbox Communication Communication (optional) The connection way between SF Series SF Series Inverters are a straight through cable. But the connection a straight through cable.
  • Page 31 The Solar Family Series Inverter The Solar Family Series Inverter Table 13 WiFi Module WiFi Module Inverter serial Port Connector Connector Connector Figure 40...
  • Page 32: Troubleshooting

    The Solar Family Series Inverter The Solar Family Series Inverter 8 Troubleshooting If the inverter is unable to work properly, please refer to If the inverter is unable to work properly, please refer to the following instructions before the following instructions before contacting your local service.
  • Page 33 The Solar Family Series Inverter The Solar Family Series Inverter —Check if the size and length of all cables is proper. Check if the size and length of all cables is proper. —Check if the connection of output terminals and wiring is proper. Check if the connection of output terminals and wiring is proper.
  • Page 34: Decommissioning

    The Solar Family Series Inverter The Solar Family Series Inverter 9 Decommissioning 9.1 Dismantling ● Disconnect the inverter from DC input and AC output. Disconnect the inverter from DC input and AC output. ● Remove all connection cables from the inverter. ●...
  • Page 35: Technical Data

    The Solar Family Series Inverter The Solar Family Series Inverter 10 Technical Data 10.1 Input(DC) Table 8 Model SF1. 1.6KTL SF2.2KTL SF3KTL SF4.2KTL SF4.6K 4.6KTL SF5KTL Max. DC Power[W] 1700 1700 2350 3150 4400 4800 5200 Max. DC power each 1700 1700 2350...
  • Page 36: General Data

    The Solar Family Series Inverter The Solar Family Series Inverter <3% <3% <3% (at nominal power) Overvoltage Category Ⅲ Ⅲ Ⅲ *Maximum Output power limited to 16amps up to a maximum power of 3.6KW, for G83. *Maximum Output power limited to 16amps up to a maximum power of 3.6KW, for G83. *Maximum Output power limited to 16amps up to a maximum power of 3.6KW, for G83.
  • Page 37 The Solar Family Series Inverter The Solar Family Series Inverter Pollution Degree External (III) External (III) Internal (II) External (III) Internal (II) Internal (II) Protective class Class Ⅰ Class Ⅰ Ⅰ Degree of Protection IP65 IP65 Topology Transformerless Transformerless Transformerless Transformerless Internal Consumption( night )
  • Page 38: Warranty

    The Solar Family Series Inverter The Solar Family Series Inverter 11 Warranty MOSO offers 5-year warranty starting from the inverters nty starting from the inverters delivering from the from the manufacturer’s warehouse. Warranty certificate represents a five year warranty service for...

This manual is also suitable for:

Sf4.2/4.6/5ktl

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