Huawei SUN2000-33KTL-A – Versatile Smart String Inverter

High Efficiency Conversion
Up to 98.6% maximum efficiency, ensuring maximum energy utilization.
Intelligent Monitoring
8-channel intelligent monitoring, allowing for quick fault diagnosis and improved O&M efficiency.
Multi-MPPT Design
Equipped with 4 MPPTs to monitor complex PV array structures, minimizing string mismatch losses.
Built-in Safety Protection
DC switch and residual current monitoring unit built-in to ensure system safety.
Durable & Reliable
Uses natural cooling technology with an IP65 protection rating, making it suitable for various harsh environments.

Product Introduction

Huawei SUN2000-33KTL-A is a high-versatility smart string inverter for commercial photovoltaic applications. It combines high efficiency, intelligent monitoring, and comprehensive safety features to achieve maximum energy conversion and system reliability. With 8-channel monitoring and 4 MPPTs, the SUN2000-33KTL-A effectively reduces string mismatch and optimizes overall power generation efficiency.

Key Features

High Efficiency Conversion: Up to 98.6% maximum efficiency and 98.4% European efficiency for maximum energy return.
Intelligent Monitoring: Intelligent 8-channel monitoring for efficient fault diagnosis and smart I-V curve diagnosis.
Multi-MPPT Design: 4 MPPTs that support flexible system design and reduce losses.
Built-in Safety Protection: DC switch and residual current monitoring unit incorporated for enhanced security and easy maintenance.
Long Life & Durable: Natural cooling technology, IP65 dustproofing, and Type II surge protection on the DC side and AC side for stable operation in severe environments.

Application Scenarios

SUN2000-33KTL-A is widely used in commercial and industrial PV power generation systems, especially in the following applications:

Factory Rooftop Solar Systems: Large-scale solar systems on factory rooftops benefit from the high efficiency and multiple-MPPT of the inverter for maximized energy output.
Commercial Solar Building Systems: Shopping malls, offices, and other commercial establishments can utilize sophisticated monitoring features to effectively control operation and maintenance.
Agricultural Solar System: Green houses and livestock-rearing farms can implement the utilization of this inverter due to its long-lasting resistance against adverse climatic conditions.

Technical Specifications

Parameter	Value
Max. DC Voltage	1100 V
Max. AC Apparent Power	33,000 VA
Max. Efficiency	98.6%
European Efficiency	98.4%
Number of MPPTs	4
Max. Input Current per MPPT	22 A
Max. Short-Circuit Current per MPPT	30 A
Start Voltage	250 V
MPPT Operating Voltage Range	200 V – 1,000 V
Rated Input Voltage	620 V
Number of Inputs	8
Rated AC Active Power	30,000 W
Rated Output Voltage	230 V / 400 V, 3-phase
Rated AC Grid Frequency	50 Hz / 60 Hz
Rated Output Current	43.3 A
Max. Output Current	48 A
Adjustable Power Factor	0.8 (lagging) – 0.8 (leading)
Max. Total Harmonic Distortion	< 3%
Protection Level	IP65
Cooling Method	Natural Convection
Dimensions (W × H × D)	930 × 550 × 283 mm
Weight (Including Mounting Plate)	62 kg
Operating Temperature Range	-25°C to 60°C
Max. Operating Altitude	4,000 m
Relative Humidity	0 – 100%