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

 SE9KUS SE10KUS SE14.4KUS SE20KUS SE30KUS SE33.3KUS Units

Max. back-feed current 0 A

Power factor range 1 (adjustable from -0.8 to +0.8) 

GFDI threshold 1 A

Total harmonic distortion < 3 %

Utility monitoring, islanding

protection, country configurable

set points

Yes 

INPUT

Maximum DC power 12150 13500 19400 27000 40500 45000 W

Transformer-less, ungrounded Yes 

Maximum input voltage DC to

Gnd

250 490 300 490 490 490 Vdc

Maximum input voltage DC+ to

DC-

500 980 600 980 980 980 Vdc

Nominal input voltage DC to Gnd 200 420 200 420 420 420 Vdc

Nominal input voltage DC+ to

DC-

400 840 400 840 840 840 Vdc

Maximum input current 26.5 13.5 38 26.5 39 40 Adc

Maximum short circuit current  45 Adc

Reverse-polarity protection Yes 

Ground-fault isolation detection

1 MΩ

Sensitivity

1 MΩ

Sensitivity

350 kΩ

Sensitivity

(1)

1 MΩ

Sensitivity

350 kΩ

Sensitivity

350 kΩ

Sensitivity



(1)

Where permitted by local regulations

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

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