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

To connect ACto ground:

1. Insert the grounding cable through the AC drill guide.

2.

Connect the cable to the equipment grounding bus-bar. Tighten using a torque of

4.0 N*M / 35 lb-in.

Figure 20: ACgrounding in the Safety Switch

NOTE

The Safety Switches are equipped with different types of terminal blocks.

The above figure is one example of the available Safety Switches.



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

46 Connecting the AC Grid to the Safety Switch