Sungrow SG15KTL-M User Manual

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Sungrow SG15KTL-M Specifications

General

Max. DC Input Voltage	1100 V
Input Voltage Range	200 V - 1000 V
MPPT Voltage Range	200 V - 1000 V
Number of MPPT	2
Max. DC Input Current per MPPT	26 A
AC Voltage Range	310 V - 480 V
Rated Grid Frequency	50 Hz / 60 Hz
Power Factor at Rated Power	> 0.99
THDi	< 3%
Protection Class	IP65
Rated Output Power	15 kW
Max. AC Apparent Power	16.5 kVA
Rated AC Voltage	400 V
DC Switch	Yes
Operating Temperature Range	-25 °C ~ +60 °C

Summary

1 Safety

1.1 PV Panels

Safety precautions related to PV strings and DC voltage.

1.2 Utility Grid

Safety guidelines concerning connection to the utility grid.

1.3 Inverter

Safety warnings and precautions specific to handling the inverter unit.

1.4 Skills of Qualified Personnel

Outlines the necessary qualifications and training for personnel.

2 Product Description

2.1 Intended Use

2.2 Product Introduction

2.2.1 Model Description

2.2.2 Appearance

2.3 Circuit Diagram

2.4 Function Description

4 Mechanical Mounting

4.1 Safety during Mounting

Critical safety precautions to follow during the mounting process.

4.2 Location Requirements

Criteria for selecting an optimal and safe installation location.

4.2.1 Installation Environment Requirements

4.2.2 Carrier Requirements

4.2.3 Installation Angle Requirements

4.2.4 Installation Clearance Requirements

4.5 Installing the Inverter

Step-by-step guide for physically mounting the inverter.

5 Electrical Connection

5.1 Safety Instructions

Essential safety guidelines for performing electrical connections.

5.2 Terminal Description

5.3 Additional Grounding Connection

Instructions for establishing an additional grounding connection for safety.

5.4 AC Cable Connection

Detailed steps for connecting the AC power cables.

5.5 DC Cable Connection

Detailed steps for connecting the DC power cables from PV strings.

5.6 RS485 Communication System

6 Commissioning

6.1 Inspection before Commissioning

Checks to be performed before starting the commissioning process.

6.2 Commissioning Procedure

Step-by-step guide for starting up and configuring the inverter.

7 iSolarCloud App

7.1 Brief Introduction

7.2 Download and Install

7.3 Login

7.4 Function Overview

7.5 Home

7.6 Chart

8 System Decommissioning

8.1 Disconnecting the Inverter

Procedures for safely disconnecting the inverter from power sources.

8.2 Dismantling the Inverter

9 Troubleshooting and Maintenance

9.1 Troubleshooting

Information on identifying and resolving common alarm codes and issues.

9.2 Maintenance

Procedures and schedules for maintaining the inverter's performance and safety.