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Fronius IG Plus A 3.0-1 UNI - User Manual

Fronius IG Plus A 3.0-1 UNI
180 pages
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/ Perfect Charging / Perfect Welding / Solar Energy
42,0426,0158,EA 021-14122015
Fronius IG Plus Advanced
3.0-1 / 3.8-1 / 5.0-1 / 6.0-1 / 7.5-1
10.0-1 / 10.0-3 / 11.4-1 / 11.4-3
12.0-3
Operating Instructions
Inverter for grid-connected photo-
voltaic systems
EN-US

Table of Contents

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Fronius IG Plus A 3.0-1 UNI Specifications

General IconGeneral
AC nominal output3000 W
Max. apparent AC power3000 VA
Max. output current13 A
AC grid frequency50 / 60 Hz
THD<3%
Max. DC voltage500 V
Number of MPP trackers1
AC voltage range183 V - 264 V
DC input voltage range150 - 450 V
CoolingConvection

Summary

Fronius IG Plus Advanced Operating Instructions

Important Safety Instructions

General Safety Precautions

Guidelines for installation and maintenance of the inverter.

Safety Instructions Explanation

Explanation of warning symbols and hazard descriptions.

Safety Rules and Guidelines

Qualified Service Engineer Guidelines

Instructions for qualified personnel performing servicing and repairs.

Protection of Persons and Equipment

Safety Warnings

Warnings regarding electric shock and handling.

Compliance and Standards

Ground Fault and Arc Protection

Inverter's protection against ground faults and arcs.

Installing and Connecting the Inverter

Installation Safety Precautions

Safety precautions during installation.

Choosing the Installation Location

General Location Criteria

General criteria for inverter placement.

Installing the Inverter

Wall Bracket Assembly and Mounting

Steps for assembling and mounting the wall bracket.

Specific Mounting Procedures

Procedures for mounting on different wall types.

Outdoor Column and Metal Carrier Mounting

Mounting the bracket on outdoor columns or metal carriers.

Lifting and Installing the Inverter

Recommendations for safely lifting and physically installing the inverter.

Connecting to the Public Grid (AC)

AC-Side and Grounding Terminals

AC Wire Sizing and Safety

Grid Connection Safety

Electric shock warnings for grid connection.

Connecting the Inverter to the Grid

Connecting Solar Module Strings (DC)

DC Connection Safety

Electric shock warnings for DC connections.

Connecting Solar Module Strings

Inserting String Fuses

Criteria for Proper String Fuse Selection

Fuse Selection Criteria and Recommendations

Guidelines and recommendations for selecting appropriate string fuses.

Attaching Power Stage Sets and Closing the Inverter

Commissioning the Inverter

Inverter Startup and Commissioning

Steps to power on and initialize the inverter.

Selecting the Grid

Procedure for selecting the correct grid type.

Startup Phase and Self-Tests

Inverter's startup sequence, self-tests, and grid synchronization.

Inserting Option Cards

Card Installation Safety and Procedure

Safety precautions and steps for opening and installing cards.

Operating Status LED

Startup Phase and Grid Feed-in

Startup Phase and Test Procedure

Inverter self-test, grid check, and startup sequence.

Operation of Feeding Energy into the Grid

Inverter's operation after successful startup.

The Display Modes

The Setup Menu

Accessing the Setup Menu

Steps to enter the setup menu.

Setup Menu Items

Setting and Displaying Menu Items

Setting Time and Date

Procedure to set the inverter's date and time.

Setup Lock Function

Activating;Deactivating Setup Lock

Procedure to enable/disable setup lock using an access code.

Status Diagnosis and Troubleshooting

Status Codes Classification

Categorization of error codes (Class 1 to Class 5).

Maintenance

Safety in Maintenance

Safety warnings for servicing and maintenance.

Opening Inverter for Service

Procedure for safely opening the inverter for service.

Replacing String Fuses

Safety and Preparation for Fuse Replacement

Safety precautions and steps before replacing fuses.

Fuse Replacement and Inverter Closing

Procedure for replacing fuses and reassembling the inverter.

Replacing GFDI Fuse

Safety and Preparation for GFDI Fuse Replacement

Safety warnings and steps before replacing GFDI fuse.

GFDI Fuse Replacement and Closing

Procedure for replacing the GFDI fuse and reassembling.

Resetting Inverter After Arc Detection

Resetting via Display

Procedure for resetting via the display after arc detection.

Resetting via Switch

Procedure for resetting via the Arc Blocker switch.

Technical Data

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