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SOFAR 15~24KTLX-G3 User manual

Catalog

Preface....................................................................................................................................... II

1. Basic Safety Information....................................................................................................- 1 -

1.1. Requirement for Installation and Maintenance .................................................... - 1 -

1.2. Symbols and signs ..................................................................................................- 4 -

2. Product Characteristics......................................................................................................- 7 -

2.1. Intended Use ......................................................................................................... - 7 -

2.2. Function Description ........................................................................................... - 11 -

2.3. Electrical block diagram.......................................................................................- 12 -

2.4. Efficiency and derating curve .............................................................................. - 12 -

Inverter Storage...............................................................................................................- 14 -

4. Installation.......................................................................................................................- 15 -

4.1. Installation Process..............................................................................................- 15 -

4.2. Checking Before Installation................................................................................- 15 -

4.3. Tools.....................................................................................................................- 18 -

4.4. Determining the Installation Position ..................................................................- 19 -

4.5. Moving of inverter...............................................................................................- 21 -

4.6. Installation........................................................................................................... - 22 -

5. Electrical Connection .......................................................................................................- 24 -

5.1. Electrical Connection...........................................................................................- 26 -

5.2. Grounding Connection (PE) ................................................................................. - 26 -

5.3. Connect grid side of inverter (AC-Output) .......................................................... - 27 -

5.4. Connect PV side of inverter (DC-Input) ............................................................... - 31 -

5.5. Communication Connection ................................................................................- 34 -

6. Commissioning of inverter.............................................................................................. - 45 -

6.1. Cable Connection Inspection ...............................................................................- 45 -

6.2. Start Inverter........................................................................................................- 45 -

6.3. Shutdown inverter...............................................................................................- 46 -

6.4. Setting power quality response modes ...............................................................- 46 -

7. Operation interface ......................................................................................................... - 47 -

7.1. Operation and Display Panel............................................................................... - 47 -

7.2. Standard Interface ............................................................................................... - 48 -

7.3. Main Interface..................................................................................................... - 50 -

7.4. Updating Inverter Software.................................................................................- 59 -

7.5. Smart meter instruction ...................................................................................... - 60 -

8. Trouble shooting and maintenance .................................................................................- 62 -

8.1. Troubleshooting ...................................................................................................- 62 -

8.2. Maintenance ........................................................................................................- 74 -

8.3. Fan Maintenance................................................................................................. - 75 -

9. Technical Data..................................................................................................................- 76 -

10. Quality Assurance..........................................................................................................- 80 -

Brand	Sofar solar
Model	20KTLX-G3
Category	Inverter
Language	English

Sofar solar 20KTLX-G3 User Manual

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Sofar solar 20KTLX-G3 Specifications

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