LogicPower EA33KTLSI User Manual

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Table of Contents
1 Important Safety Instructions ............................................................................................................................................ 2
2 Product Overview ............................................................................................................................................................. 3
2.1 Product description ............................................................................................................................................... 3
2.2 Product features .................................................................................................................................................... 3
2.3 Working principle .................................................................................................................................................. 4
2.4 Product view ......................................................................................................................................................... 5
3 Installation ........................................................................................................................................................................ 7
3.1 Inspection before installation ................................................................................................................................. 7
3.2 Transport ............................................................................................................................................................... 7
3.3 Mounting ............................................................................................................................................................... 8
4 Electrical Connection........................................................................................................................................................ 9
4.1 Cable sizes ........................................................................................................................................................... 9
4.2 Making PV input cable and assembling connector ................................................................................................ 9
4.3 Making the inverter output cable and installation instructions ..............................................................................11
4.4 Making RS485 communication cable and connecting ......................................................................................... 12
5 LED Indicator Lights ....................................................................................................................................................... 12
5.1 LED status information ........................................................................................................................................ 12
5.2 View alarm information ....................................................................................................................................... 13
6 Operation ....................................................................................................................................................................... 14
6.1 Switching On and Off .......................................................................................................................................... 14
6.2 Operation modes ................................................................................................................................................ 15
6.3 Monitoring mode ................................................................................................................................................. 16
7 Solar Assistant APP Operation Manual .......................................................................................................................... 17
7.1 Local monitoring APP (iOS & Android) installation .............................................................................................. 17
7.2 Operation of Solar Assistant APP（IOS） .......................................................................................................... 18
7.3 Operation of Solar Assistant APP（ANDROID） ................................................................................................ 20
7.4 How to distinguish Wi-Fi hotspot ......................................................................................................................... 23
8 Troubleshooting .............................................................................................................................................................. 24
Appendix A ........................................................................................................................................................................ 27

LogicPower EA33KTLSI Specifications

General

Model	EA33KTLSI
Rated Power	33kW
Output Power	33kW
Number of MPPT Trackers	2
Rated AC Voltage	400V
Frequency	50/60Hz
Waveform	Pure Sine Wave
Protection Degree	IP65
Input Voltage	200-1000V
Output Voltage	400 V
Operating Temperature Range	-25°C ~ +60°C
Communication	RS485
Protection	DC reverse polarity

Summary

Important Safety Instructions

Safety Precautions

Summarizes critical safety measures for installation, operation, and maintenance.

Product Overview

Product Description

Details the EA33/40KTLSI inverter and its system components.

Product Features

Highlights key attributes like efficiency, reliability, and advanced control technology.

Working Principle

Explains the inverter's power conversion process using a schematic diagram.

Product View

Illustrates and labels the external panels (front, bottom, rear) of the inverter.

Internal Components Overview

Shows and describes internal parts like fans, protection boards, and terminals.

Installation

Pre-Installation Inspection

Guidance on checking the inverter for damage prior to installation.

Transport and Handling

Instructions for safe handling and moving the inverter during transport.

Mounting Guidelines

Procedures and requirements for securely mounting the inverter, including clearances.

Electrical Connection

Electrical Cable Sizing

Specifies the appropriate cable diameters for various electrical connections.

PV Input Cable Preparation

Step-by-step guide for preparing and connecting PV input cables.

Inverter AC Output Cable

Instructions for making and installing the inverter's AC output cable.

RS485 Communication Cable Setup

Steps for preparing and connecting the RS485 communication cable.

LED Indicator Lights

LED Status Indicators

Details the meaning of different LED indicators on the inverter panel.

Alarm Information Viewing

Guides users on how to interpret alarm status via LEDs and other means.

Operation

Power Switching Operations

Procedures for safely powering the inverter on and off.

Inverter Operation Modes

Describes the various operational states like startup, standby, and sleep.

System Monitoring Methods

Explains Wi-Fi monitoring setup and methods using mobile or computer.

Solar Assistant APP Operation Manual

Solar Assistant APP Installation

Instructions for installing the Solar Assistant APP on iOS and Android.

Solar Assistant APP (iOS) Operation

Guide for using the Solar Assistant APP on iOS devices, including connection.

Solar Assistant APP (Android) Operation

Guide for using the Solar Assistant APP on Android devices, including connection.

Wi-Fi Hotspot Identification

How to find the inverter's Wi-Fi hotspot name on its nameplate.

Troubleshooting

Troubleshooting: Alarms and Solutions

Defines alarm levels and lists common faults with causes and solutions.

Appendix A

Technical Specifications

Provides detailed technical specifications for EA33KTLSI and EA40KTLSI inverters.