Fronius IG Plus A 3.0-1 UNI

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EN-US

DC-

NOTE!

- Insert fuses only with a fuse

cover in the respective fuse

holder

- Do not operate the inverter

without fuse covers

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 49

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