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Sungrow SG100KU User Manual

Sungrow SG100KU
70 pages
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SG100KU
PV Grid-Connected Inverter
Installation Manual
SG100KU-IEN-Ver13-201308 Version:1.3

Table of Contents

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Sungrow SG100KU Specifications

General IconGeneral
BrandSungrow
ModelSG100KU
CategoryInverter
LanguageEnglish

Summary

Safety Instructions

Appropriate Usage

Describes the intended application of the SG100KU within a Grid-Connected PV system.

General Safety Precautions

Covers electrical shock hazards, usage limitations, environmental conditions, and ESD protection.

Emergency Stop Button Operation

Details the function and operation of the emergency stop button for shutting down the inverter.

Main Disconnect Switches

Explains the function and operation of the AC and DC main switches for disconnecting power.

Opening the SG100KU Enclosure

Provides the procedure for safely opening the SG100KU front door for access.

Delivery

Scope of Delivery

Lists the materials included in the SG100KU product crate.

Identifying the SG100KU Unit

Explains how to identify the SG100KU model using its nameplate information.

Storage Guidelines for SG100KU

Provides instructions for proper storage of the SG100KU to protect it from damage and moisture.

Introduction

Basic Structure and Appearance

Describes the SG100KU as a grid-connected inverter and its basic internal components.

Dimensions and Weight

Details the physical dimensions and weight of the SG100KU inverter.

Bottom and Top Views

Illustrates the bottom and top views of the SG100KU, including cable entry and air inlets/outlets.

Electrical Connections Interface

Shows the location and types of electrical terminals available on the SG100KU.

Data Acquisition Methods

Explains data display, fault indication, and serial data access capabilities of the SG100KU.

General Requirements for Operation

Covers grid requirements, ventilation, installation practices, personnel qualifications, and communication.

Installation Design

PV System Solution with Optional Devices

Presents a PV grid-connected system configuration using optional devices from SUNGROW.

Basic Installation Requirements

Lists essential requirements for the normally operating of the SG100KU, including environmental conditions.

Installation Environment Design

Details considerations for floor, clearance space, cable trenches, ventilation, and other protections.

Wiring Specification and Practices

Provides guidelines for classifying and installing power and control cables to minimize interference.

Torque Specifications and Cable Protection

Specifies tightening torques for power cable connections and protection methods for cables.

Installation Process Overview

Outlines the steps involved in the SG100KU installation process.

Preparations for Installation

Checking the Unit Before Installation

Describes the initial steps to check the packaging and the unit for damage and correct contents.

Required Tools for Installation

Lists the necessary tools for moving, fastening, and connecting the SG100KU unit.

Mechanical Installation

Transport and Shipping Guidelines

Covers precautions and methods for transporting and shipping the SG100KU unit.

Moving the SG100KU Unit

Details procedures for moving the SG100KU using forklifts, rail steels, or cranes after unpacking.

Field Installation Procedures

Covers unpacking the unit, placing it on the mounting surface, and fastening it to the floor.

Electrical Connection

Cable Specifications and Requirements

Specifies recommended sizes for DC, AC, ground, and communication cables.

Power Cable Connection Parts

Identifies the parts used for connecting power cables to the SG100KU.

Opening the SG100KU for Wiring

Details the steps required to open the SG100KU enclosure to begin electrical connections.

Opening Cable Entry/Exit Holes

Explains how to open the cable entry and exit holes at the bottom of the SG100KU.

DC Input Connections

Provides instructions for making the DC input connections, including cable ratings and polarity.

AC Grid Connections

Details the procedure for connecting the SG100KU to the AC grid, including phasing sequence.

Ground Connections

Emphasizes the importance of proper grounding for safety and describes the connection process.

Communication Connection Setup

Details setting up serial communication via RS485 to a PC using a converter.

Closing Cable Entry/Exit Holes

Details how to close the cable entry/exit holes after electrical connections are completed.

Installation Checklist

Pre-Commissioning Verification Items

Lists mechanical, electrical, and other checks to ensure correct installation before commissioning.

Commissioning

Commissioning Requirements

Specifies checks and conditions that must be met before starting the SG100KU for the first time.

Pre-Start-up Inspections

Covers checks for the PV array, SG100KU unit, ground connection, communication, and voltages.

Inverter Start-up Procedure

Details the step-by-step process for starting the SG100KU inverter for the first time.

Completing the Commissioning Process

Describes checks for operating conditions and final verification after the SG100KU is commissioned.

Appendix

Technical Data Specifications

Presents detailed DC, AC, mechanical, system, and communication parameters for the SG100KU.

Exclusion of Liability

Outlines conditions under which Sungrow Power Supply Co., Ltd. disclaims liability for product use or damages.

Company Information and Contact

Provides Sungrow's company background and contact details for inquiries and support.

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