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R3
Pre Series
User Manual
R3 - 10K - G5
R3 - 15K - G5
R3 - 17K - G5
R3 - 20K - G5
R3 - 25K - G5

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Table of Contents
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Summarization of Contents

Introduction
Introduction
General introduction to the manual and its scope.
Applied Designations
Explains symbols and their meanings used in the manual.
Important Safety Information
Crucial safety instructions before installing, operating, or maintaining the inverter.
System Sizing
Guidance on photovoltaic system sizing and inverter input voltage limits.
Technical Description of Inverters
Mechanical Design
Outlines the physical dimensions and electrical terminals of the inverters.
Electrical System Design
Illustrates the internal wiring diagram of the inverter system.
Technical Data
Provides detailed technical specifications and performance data for the inverter models.
Grid Codes
Lists national and regional grid codes with their corresponding descriptions and standards.
Installation and Startup
Package Information
Details the contents of the inverter package, including accessories.
Installation Environment
Specifies recommended ambient conditions and location requirements for installation.
Installation Position
Provides guidelines on mounting location and required clearances for optimal installation.
Mounting Procedure
Step-by-step instructions for physically mounting the inverter on a wall.
Electrical Connection
Details connections for AC output, DC input, and communication ports.
User Interface
LED and Key
Describes the function of the LED indicators and the push button on the inverter.
LCD Display
Explains the menu structure and display information on the inverter's LCD screen.
Factory Setting
Instructions on how to access and configure factory settings.
Setting Language
Guide on how to change the display language of the inverter.
Setting Modbus Address
Steps to configure the Modbus address for communication.
Self-Test (CEI 0-21)
Details the inverter's self-test procedure for Italian grid compliance.
Warranty
Warranty Claim Procedure
Information required for submitting a warranty claim for defective products.
Service After Warranty Expiration
Describes the charges and services available after the warranty period expires.
Troubleshooting and Maintenance
Troubleshooting
Lists common faults, LCD displays, and suggested actions for troubleshooting.
Maintenance
General guidelines and procedures for maintaining the inverter.

Table of Contents