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Huawei SUN2000-40KTL-M3 — is an intelligent, industrial-grade three-phase grid-connected inverter designed for use in high-capacity commercial and industrial solar power plants. The device offers high efficiency, intelligent control, and maximum reliability, making it the ideal choice for large-scale energy projects, corporate power supply systems, and energy farms.
The inverter delivers a maximum efficiency of 98.7% and a European efficiency of 98.4%, ensuring minimal energy conversion losses. It is equipped with 4 independent MPPT trackers and 8 string inputs, allowing it to efficiently work with differently oriented panel arrays. Thanks to built-in protection features, intelligent monitoring, and compatibility with Huawei optimizers, the SUN2000-40KTL-M3 model ensures maximum performance and durability even under challenging operating conditions.
Key Benefits
- High Efficiency: maximum efficiency of 98.7% and European standard of 98.4% ensure excellent utilization of solar energy and a fast return on investment.
- Intelligent monitoring: support for 8 strings with individual monitoring for accurate performance analysis and early fault detection.
- Fuse-free safety: an advanced design without fuses reduces the risk of failure and simplifies maintenance.
- AI Arc Protection: built-in AI-based AFCI system ensures instant detection and prevention of arc faults.
- Maximum reliability: built-in Type II surge arresters on the DC and AC sides, as well as protection against reverse polarity and leakage currents.
- Flexible integration: Support for RS485, WLAN/Ethernet/4G via Smart Dongle, and the FusionSolar app for monitoring and control.
- PID Recovery function: recovery from module degradation caused by the PID effect for P-type panels, extending the system's service life.
- IP66 protection rating: complete dust and moisture resistance for operation in harsh climatic conditions.
Technical Specifications
- Connection Type: three-phase grid (3W/N+PE).
- Rated power: 40,000 W.
- Maximum total power: 44,000 VA.
- Rated voltage: 230/400/480 V.
- Rated grid frequency: 50/60 Hz.
- Rated output current: 57.8 A; maximum: 63.8 A.
- Maximum input voltage: 1,100 V; rated: 600 V.
- MPPT range: 200–1,000 V.
- Number of MPPT channels: 4; number of inputs: 8.
- Maximum current per MPPT channel: 27 A (per tracker) / 20 A (per input).
- Maximum short-circuit current: 40 A.
- Cooling: natural convection (fanless).
- Operating temperature: –25...+60 °C.
- Installation altitude: up to 4000 m (derating above 2000 m).
- Dimensions: 640×530×270 mm; weight: 43 kg.
- Communications: RS485, WLAN/Ethernet/4G (via Smart Dongle).
- Nighttime power consumption: ≤ 5.5 W.
- Protection class: IP66.
- Compatible inverters: SUN2000-450W-P2, SUN2000-600W-P, MERC-1100W-P, 1300W-P.
- Compliance with standards: EN 62109-1/2, IEC 62109-1/2, IEC 62116, VDE-AR-N-4105, AS/NZS 4777.2, and others.
Design and operational features
- High power density: 40 kW in a compact 43 kg enclosure ensures easy installation and transport.
- 8-string monitoring: precise tracking of each string’s performance improves diagnostic and maintenance efficiency.
- Silent operation: natural fanless cooling reduces noise and the likelihood of failures.
- Intelligent protection: AFCI and residual current monitoring enhance operational safety.
- Optimized for modern panels: supports high-current modules and hybrid systems.
- Reliability in any conditions: the IP66-rated enclosure is resistant to dust, moisture, and corrosion, making the device ideal for outdoor installation.
Applications
Industrial and commercial solar power plants: ideal for high-capacity facilities, ensuring stable operation and maximum energy generation.
Energy farms and corporate installations: ensures efficient power generation with a distributed string architecture.
Upgrading existing stations: improves the performance and reliability of previous-generation systems.
Infrastructure facilities: suitable for powering logistics complexes, agricultural facilities, and industrial enterprises.
The company “Total Energo” provides a full range of services for the implementation of Huawei solutions—design, supply, installation, configuration, and service. We guarantee high-quality equipment integration, warranty and post-warranty service, as well as remote monitoring via FusionSolar.