Fronius IG Plus A 3.0-1 UNI

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EN-US

The selected baud rate is applied, ‘BAUD’

is displayed.

Press the ‘Esc’ key 3 x to exit the ‘Basic

Service’ menu

The inverter begins the startup phase after exiting the ‘Basic Service’ menu.

Main Page

Save These Instructions5
Table of Contents7
Safety Rules11
Protection of Persons and Equipment15
- Safety15
- Galvanic Isolation15
- Monitoring the Grid15
- Information on "Field Adjustable Trip Points" and "Advanced Grid Features15
- FCC Compliance16
- Ground Fault Detector / Interrupter16
- Arc Detection / Interruption16
- Standards and Regulations16
- Declaration of Conformity16
- Warning Notice on the Wall Bracket17
- Warning Notices Affixed to the Device17
The Inverter in the PV System18
- General18
- Tasks18
- Converting DC to AC Current18
- Fully Automatic Operation Management18
- Display Function and Data Communication19
- Data Communications Components19
- Forced Ventilation19
- Power Derating19
Installing and Connecting Inverter20
- Safety20
- Inverter Construction20
- Connection Diagram21
- Overview21
Connection Options22
- Fronius Arc Blocker' Plug-In Card23
Knockouts24
- General24
- Knockouts for Wire Inputs24
Choosing the Location26
- Choosing the Location in General26
- Choosing a Location for Inside Installation27
- Choosing a Location for Outdoor Installation27
Installing the Inverter28
- General28
- Assembling the Wall Bracket28
- Recommended Screws for Wall Bracket Assembly28
- Attaching the Wall Bracket - Mounting Height28
- Attaching the Wall Bracket to a Concrete or Brick Wall29
- Attaching the Wall Bracket to a Wooden Wall29
- Installing a Wall Bracket on an Individual Column Outdoors30
- Attaching the Wall Bracket to a Metal Carrier31
- Lifting the Inverter32
- Inverter Installation32
- Installation of Several Inverters34
Connecting the Inverter to the Public Grid (AC)35
- Overview of Available Grids35
- Monitoring the Grid37
- Systems with more than One Inverter37
- AC-Side Terminals and Grounding Terminals38
- Cross Section of AC Wires39
- Delta: 277 WYE Neutral Conductor Sizing39
- Safety39
- Connecting the Inverter to the Public Grid (AC)40
- Connecting Grounding Electrode Wire41
- AC-Side Overcurrent Protection42
- Additional External AC And/Or DC Disconnect42
Connecting Solar Module Strings to the Inverter (DC)43
- General Information about Solar Modules43
- Safety43
- DC Terminals43
- Polarity Reversal of Solar Module Strings44
- Overview44
Connecting Solar Module Strings45
- Solar Module Ground45
- Wire Cross Section of Solar Module Strings45
- Connecting Solar Module Strings46
- Inserting String Fuses48
Connecting Combined Solar Module Strings Using Connecting Distributors50
- General50
- Additional Components Required50
- Solar Module Ground50
- Safety51
- Connecting Combined Solar Module Strings Using Connecting Distributors51
Solar Module Ground at Positive Pole: Connecting Solar Module Strings54
- General54
- Solar Module Ground at Positive Pole54
- Wire Cross Section of Solar Module Strings54
- Solar Module Ground at Positive Pole: Connecting Solar Module Strings55
- Inserting String Fuses60
Solar Module Ground at Positive Pole: Connecting Combined Solar Module Strings Using Connecting Distributors61
- General61
- Additional Components Required61
- Solar Module Ground at Positive Pole61
- Distributors61
- Safety62
Criteria for the Proper Selection of String Fuses67
- DC Disconnect Requirements67
- General67
- Effects of Using Underrated Fuses67
- Fuse Recommendations67
- Application Example68
- Fuses68
Attaching Power Stage Sets and Closing the Inverter69
- Preparation69
Commissioning70
- Factory Pre-Set Configuration70
- Requirements for Start-Up Operation70
- Selecting the Grid71
- Startup Phase During Startup Operation73
- Setting Inverter for Solar Module Ground at the Positive Pole75
Inserting Option Cards77
- Suitable Option Cards77
- Safety77
- Opening the Inverter77
- Inserting Option Cards into the Inverter78
- Termination Plug When Networking Several DATCOM Components78
- Connecting Option Cards, Laying Data Communication Wires79
- Closing the Inverter80
Data Communication and Solar Net81
- Solar Net and Data Interface81
- Example81
Selecting the Interface Protocol and Setting the Inverter Baud Rate83
- General83
- Entering the Access Code83
- Setting the Inverter Baud Rate85
Product Description88
- Controls and Indicators88
- Display88
- Operating Status LED90
Startup Phase and Grid Feed-In Mode91
- Startup Phase91
- Test Procedure91
- Operation of Feeding Energy into the Grid92
Navigation in the Menu Level93
- Activating Display Illumination93
- Accessing the Menu Level93
The Display Modes94
- Selecting a Display Mode94
- Overview of Display Values95
Display Values in "Now" Display Mode96
- Selecting the "Now" Display Mode96
- Display Values in the 'Now' Display Mode96
- Options97
Display Values in "Day / Year / Total" Display Modes98
- General98
- Selecting "Day / Year / Total" Display Mode98
- Display Values in the 'Day / Year / Total' Display Modes99
- Options100
The Setup Menu101
- Presetting101
- Accessing the Setup Menu101
- Scrolling through Menu Items102
Menu Items in the Setup Menu103
- Standby103
- Contrast103
- Light Mode104
- Cash104
- Co2104
- Yield105
- IG no105
- Dat Com106
- Afd106
- Time107
- State Ps107
- Version107
Setting and Displaying Menu Items108
- Setting Menu Items - General108
- Examples of Setting and Displaying Menu Items108
- Setting the Currency and Rate108
- Displaying and Setting Parameters in the "DATCOM" Menu Item110
- Setting Time and Date112
Setup Lock Function115
- General115
- Activating/Deactivating the "Setup Lock" Function115
Status Diagnosis and Troubleshooting117
- Displaying Status Codes117
- Normal Operation Status Codes117
- Total Failure117
- Status Codes on Inverters with Several Power Stage Sets118
- Class 1 Status Codes119
- Class 2 Status Codes120
- Class 3 Status Codes123
- Class 4 Status Codes125
- Class 5 Status Codes132
- Customer Service135
Maintenance136
- Safety136
- General136
- Operation in Dusty Environments136
- Opening the Inverter for Service/Maintenance137
Replacing String Fuses138
- Safety138
- Preparation138
- Replacing String Fuses139
- Closing the Inverter139
Replacing GFDI Fuse141
- Safety141
- Preparation141
- Replacing GFDI Fuse142
- Closing the Inverter143
Resetting the Inverter after a Detected Arc Using the Display144
- General144
- Initial Situation144
Resetting the Inverter after a Detected Arc Using the Switch on the Fronius Arc Blocker Plug-In Card146
- General146
- Initial Situation146
- Safety146
- Preparation147
- Resetting the Inverter after a Detected Arc Using the Switch on the Fronius Arc Blocker Plug-In Card147
- Closing the Inverter148
Technical Data149
- Fronius IG Plus a 3.0-1149
- Fronius IG Plus a 3.8-1151
- Fronius IG Plus a 5.0-1153
- Fronius IG Plus a 6.0-1155
- Fronius IG Plus a 7.5-1157
- Fronius IG Plus a 10.0-1159
- Fronius IG Plus a 10.0-3161
- Fronius IG Plus a 11.4-1163
- Fronius IG Plus a 11.4-3165
- Fronius IG Plus a 12.0-3167
- Field Adjustable Trip Points169
Relevant Standards and Directives170
- Grid Failure170
Warranty and Disposal171
- Fronius Manufacturer's Warranty171
- Disclaimer171
- Disposal171

Fronius IG Plus A 3.0-1 UNI - Page 87

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