EI Energy Storage System: Installer Companion Guide

This guide is for licensed solar installers and electricians who need to successfully design, install, commission, and monitor a Tigo EI Energy Storage System. It covers unboxing videos, system design tools, installation procedures, special install cases, commissioning tips, and monitoring setup.

This is a must-read for all new customers!

EI Inverter 3.8, 7.6, 11.4 kW	EI Battery 9.9 kWh x4	GO Battery +BMS 5 kWh x 6	EI ATS 50A and 200A

Unboxing and Installation Videos

• EI Inverter — Unboxing & Installation Overview
• EI Battery — Unboxing & Installation Overview
• GO Battery — Installation Overview
• EI Automatic Transfer Switch (ATS) — Unboxing & Installation Overview
• Rapid Shutdown Button — Installation Video
• System Commissioning — EI System Commissioning Video

Design and Installation References

System Design Tools (Videos)

• Tigo String Sizing Tool — Open String Sizing Tool
• Tigo Battery Sizing Tool — Open Battery Sizing Tool

Key Install Topics (Articles)

• EI System Basics
  • FAQ: EI Residential Solution
  • EI System Power and Capacity
• Installation Procedures
  • Tigo Energy Meter Installation
  • Installing the EI Inverter Rapid Shutdown Button
• Special Install Cases
  • Tigo Inverters on 208V Service
  • Repowering a PV System with a Tigo Inverter
  • How to AC Couple a Third-Party Inverter
• Commissioning Tips
  • Bypass the 200A ATS during Commissioning
  • How to Test Backup Mode
  • Generator Commissioning
• Monitoring Setup
  • Viewing Real-Time Data on the EI Inverter
  • How to Activate the GO Cellular Kit

If you have questions about your project design, please contact Tigo Customer Success at: https://www.tigoenergy.com/green-glove-service

Customer Success: (7 AM to 5 PM Pacific Time): +1 408-402-0802