Installation Guide

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Table Of Contents

Disclaimers
- Important Notice
- FCC Compliance
Support and Contact Information
Revision History
Contents
HANDLING AND SAFETY INSTRUCTIONS
- Safety Symbols Information
IMPORTANT SAFETY INSTRUCTIONS
Chapter 1: Introducing the SolarEdge Power Harvesting System
- Power Optimizer
- Inverter with Safety Switch
- Monitoring Platform
- Supported AC Grids
- Installation Procedure
- Installation Equipment List
- Inverter Transport and Storage
Chapter 2: Installing the Power Optimizers
- Safety
- Package Contents
- Installation Guidelines
- Step 1: Mounting and Grounding the Power Optimizers
- Step 2: Connecting a PV Module to a Power Optimizer
- Step 3: Connecting Power Optimizers in Strings
- Step 4: Verifying Proper Power Optimizer Connection
Chapter 3: Installing the Inverter
- Inverter Package Contents
- Identifying the Inverter
- Inverter Interfaces
- Opening Conduit Drill Guides
- Mounting the Inverter
Chapter 4: Connecting the AC and the Strings to the Safety Switch
- Grid Connection Guidelines
- Setting the Inverter to Support 208V 3-wire Grid
- Connecting the AC Grid to the Safety Switch
- Connecting the Strings to the Safety Switch
Chapter 5: Commissioning the Installation
- Step 1: Activating the System
- Step 2: Pairing Power Optimizers to the Inverter
- Step 3: Verifying Proper Activation
- Step 4: Reporting and Monitoring Installation Data
Chapter 6: User Interface
- LCD User Buttons
- Inverter Configuration – Setup Mode
- Status Screens - Operational Mode
Chapter 7: Setting Up Communication
- Communication Options
- Communication Connectors
- Removing the Inverter Cover
- Creating an Ethernet (LAN) Connection
- Creating an RS485 Bus Connection
- Verifying the Connection
Appendix A: Errors and Troubleshooting
- Troubleshooting Communication
- Power Optimizer Troubleshooting
Appendix B: Mechanical Specifications
Appendix C: External Fan Maintenance and Replacement
- Fan Maintenance
- External Fan Replacement
Appendix D: Replacing and Adding System Components
- Replacing an Inverter
- Replacing the Safety Switch
- Adding, Removing, or Replacing Power Optimizers
Appendix E: Determining the Circuit Breaker Size
- Revision History
- Introduction
- Using Transformers in Commercial Three Phase Inverter Installations
- Determining the Size of an Inverter Circuit Breaker
Technical Specifications - Single Phase Inverters (North America)
- Default Trip Limits and Times According to IEEE1547
- Safety Switch
Technical Specifications - Three Phase Inverters (North America)
- Default Trip Limits and Times According to IEEE1547
- Safety Switch

Table 1: Circuit Breaker Criteria

Inverter

Max. Continuous Output Current

(per Phase)

Recommended Circuit Breaker

SE12.5K 20A 25A

SE14.4KUS 40A 50A

SE15K 23A 32A

SE16K 25.5A 32A

SE17K 26A 32A

SE25K 38A 50A

SE27.6K 40A 50A

SE30K 36.5A 50A

SE33.3K 40A 50A

SE43.2KUS 120A 150A

SE50K 76A 100A

SE55K 80A 100A

SE66.6K 80A 100A

SE66.6KUS 80A 100A

SE75K 120A 150A

SE82.8K 120A 150A

SE100K 120A 150A

SE100KUS 120A 150A

Appendix E: Determining the Circuit Breaker Size 113

Three Phase System Installation Guide MAN-01-00002-4.3