SUN2000-50KTL-M3
The Huawei SUN2000-50KTL-M3 is a high-performance 50 kW three-phase transformerless string inverter engineered for commercial and industrial solar installations across West Africa, the Sahel, and ECOWAS regions. Built to excel in extreme heat and demanding off-grid environments, it delivers 98.5% maximum efficiency with advanced active arcing protection and integrated PID recovery, supporting up to 4 MPP trackers for optimal energy harvest in high-irradiance zones. Its flexible communication suite—including WLAN, Fast Ethernet, and 4G connectivity—enables remote monitoring and management across rural electrification projects and microgrids, even in remote locations with limited infrastructure. Ideal for energy independence initiatives and distributed solar solutions in West African conditions, this inverter maximizes energy access and system reliability for rural and off-grid applications.
Key Features
- ✓Maximum efficiency of 98.5% with European efficiency of 98.0%
- ✓4 MPP trackers with 8 inputs for flexible PV array configuration
- ✓AI-powered active arc fault protection for enhanced safety
- ✓Integrated PID recovery supporting P-type and N-type PV modules
- ✓Smart Air Cooling for reliable thermal management
- ✓Flexible communication: RS485, WLAN, Fast Ethernet, and optional 4G/3G/2G via Smart Dongle
- ✓DC and AC Type II surge arresters with comprehensive built-in protection features
- ✓Compatible with DC MBUS optimizers for up to 30% more energy yield
Technical Specifications
| Type | String Inverter |
| Brand | Huawei |
| Phase | Three-phase |
| Weight | 49 kg (108.1 lb) |
| Topology | Transformerless |
| Application | Commercial / Industrial |
| Power Range | 50,000 W |
| DC Connector | Amphenol HH4 |
| Communication | LED Indicators, WLAN + APP, RS485, Smart Dongle-WLAN-FE (Optional), Smart Dongle-4G (Optional), MBUS |
| Certifications | EN 62109-1/-2, IEC 62109-1/-2, IEC 62116, IEC 60068, IEC 61683 |
| Cooling Method | Smart Air Cooling |
| Grid Connection | IEC 61727, VDE-AR-N4105, VDE 0126-1-1, BDEW, G59/3, UTE C 15-712-1, CEI 0-16, CEI 0-21, RD 661, RD 1699, P.O. 12.3, RD 413, EN-50438-Turkey, EN-50438-Ireland, C10/11, MEA, Resolution No.7, NRS 097-2-1, DEWA |
| Number of MPPTs | 4 |
| AC Surge Arrester | Type II |
| DC Surge Arrester | Type II |
| Protection Degree | IP 66 |
| Relative Humidity | 0% RH ~ 100% RH |
| Max. Input Voltage | 1,100 V |
| Max. Output Current | 79.8 A @ 400 Vac, 66.5 A @ 480 Vac |
| Max. Current per MPPT | 30 A |
| Nominal Input Voltage | 600 V |
| Dimensions (W x H x D) | 640 x 530 x 270 mm (25.2 x 20.9 x 10.6 inch) |
| Max. AC Apparent Power | 55,000 VA |
| Nominal Output Current | 72.2 A @ 400 Vac, 60.1 A @ 480 Vac |
| Nominal Output Voltage | 400 Vac / 480 Vac, 3W+(N)+PE |
| Nominal AC Active Power | 50,000 W |
| Rated AC Grid Frequency | 50 Hz / 60 Hz |
| Anti-corrosion Protection | IP 66 |
| Nighttime Power Consumption | ≤ 5.5 W |
| Operating Temperature Range | -25°C ~ 60°C (-13°F ~ 140°F) |
| MPPT Operating Voltage Range | 200 V ~ 1,000 V |
| Adjustable Power Factor Range | 0.8 LG ~ 0.8 LD |
| Max. Total Harmonic Distortion | <3% |
| Max. Short Circuit Current per MPPT | 40 A |
| Max. Operating Altitude without Derating | 4,000 m (13,123 ft.) |