Huawei SUN2000-25KTL - User Manual

TRACKSO INSTALLATION GUIDE FOR HUAWEI
Brand: Huawei
Type: Solar On Grid String Inverter
Models: SUN2000-25KTL,30KTL,33KTL, 36KTL, 40KTL,55KTL, 60KTL
CONNECTION DIAGRAM
Locate communication terminals (RS485) as shown in the picture below. There are two connection terminals on the configuration
circuit board: RS485IN and RS485OUT (used for Daisy Chain connections)
Connection steps
• Please unscrew the RS485 terminal as shown in A part of Figure H1.
• Please make the connections from the Terminal Block to TrackSo IoT Gateway
as mentioned in Table – HT1.
• Provide 12V external supply to TrackSo IoT Gateway via 12V, 2A DC adaptor
provided in the package
Figure H1: Huawei SUN2000-33KTL, 36KTL,
40KTL,55KTL, 60KTL String Inverter
communicatio port
Table HT1 – Huawei SUN2000-33KTL, 36KTL,
40KTL,55KTL, 60KTL RS485 connections with
TrackSo IoT Gateway
Note: RS485 Out- Used in case of Multiple
Inverter Connection (Daisy chain).
Huawei Pin no.
& Assignment
TrackSo Pin No.&
Assignment
1
RS485A
3
Data+
2
RS485A
RS485 Out
3
RS485B
4
Data-
4
RS485B
RS485 Out
Following Connection Diagram is valid for
HUAWEI SUN2000-33KTL, 36KTL, 40KTL,55KTL, 60KTL

Huawei SUN2000-25KTL Specifications

General

Max. efficiency	98.6%
European efficiency	98.3%
Max. input voltage	1100 V
MPPT operating voltage range	200 V - 1000 V
Max. input current per MPPT	26 A
Number of MPPTs	2
Rated AC output power	25000 W
Operating temperature range	-25°C to +60°C
Max. apparent AC power	27500 VA
Number of MPPT trackers	2
Protection degree	IP65
Output Frequency	50 Hz / 60 Hz
Cooling Method	Natural Convection
Rated AC voltage	230 V / 400 V
Maximum Input Power	37500 W
Maximum Output Power	25000 W
Power Factor	0.8 leading ... 0.8 lagging
Communication	RS485

Summary

Huawei Inverter Connection Diagrams

SUN2000-33 KTL to 60 KTL RS485 Connections

Details RS485 connections for specific Huawei models via Table HT1.

SUN2000-25 KTL & 30 KTL RS485 Connections

Details RS485 connections for specific Huawei models via Table HT2.

Inverter Configuration and Setup

TrackSo IoT Gateway Default Settings

Configures Inverter ID, Baud Rate, Data Bits, Stop Bit, and Parity for the TrackSo gateway.

Huawei Inverter End Configuration

Guides on setting Date & Time, Baud Rate, Protocol, and Address using the Huawei APP.

Communication Card and Inverter Linking

Single Inverter Communication Setup

Covers terminal resistor settings for a solitary inverter connection.

Multiple Inverter Daisy Chain

Explains daisy chain connections for multiple inverters and terminal resistor usage.

TrackSo IoT Gateway Operation and Status

LED Status Indicators

Describes the meaning of Power, GSM, and COM TX/RX LEDs and their connection states.

Network Verification and Troubleshooting

Checking Network Status via SMS

Provides instructions for sending an SMS command to verify network status.

Event Log Analysis for Data Issues

Guides checking 'Event Ingestion Logs' for data problems and contacting support.