Central Inverters
Medha’s Central Inverters are high-performance solutions built for efficient, reliable operation in solar power installations. Available in 3.5 MW and 1.25 MW capacities, these inverters are engineered to meet the specific demands of large and medium-scale solar projects, respectively, ensuring maximum energy yield, robust grid compliance, and comprehensive system protection.
Medha’s 3.5 MW and 1.25 MW central inverters are built to support high-performance solar operations, combining intelligent controls, grid stability features, and rigorous safety standards to ensure seamless energy conversion and optimal yield for solar energy systems. These inverters serve as reliable core components for both large and medium-scale installations, enhancing power quality, efficiency, and operational continuity.
High Efficiency: Utilizes advanced three-level technology, providing maximum efficiency of 98.99% and MPPT efficiency of 99.9%.
Dual MPPT: Allows each MPP (1750 kW inverter) to operate independently with a dedicated cooling system, maximizing energy harvest even in shaded or variable light conditions.
Smart User Interface: Equipped with a 128 x 64 dot matrix display for monitoring, along with Ethernet/SCADA compatibility for web-based monitoring and 30-day internal memory storage for fault data and event tracking.
Advanced Grid Support: Features configurable reactive power and power factor control, with LVRT and HVRT capabilities to maintain grid stability.
Comprehensive Protection: Includes DC insulation monitoring, anti-islanding, overcurrent, and short-circuit protections on both DC and AC sides. Additionally, it has surge and ground fault protection.
Compliance and Standards: Complies with IEC 61683, IEC 62109, and IEEE 1547, ensuring top-notch safety, performance, and grid compatibility.
High Efficiency: Achieves 98.9% peak efficiency, with MPPT efficiency rated at 99.99%.
Smart Monitoring: Includes a 128x64 display and compatibility with Ethernet/SCADA, with USB data download for offline access and remote system monitoring.
Optimized Cooling: Enhanced cooling fan control that adjusts dynamically, lowering energy consumption and extending component lifespan.
Comprehensive Protections: Features DC and AC side protections including anti-islanding, over/under voltage, overcurrent, and thermal protection.
Advanced Technology: Incorporates a lower harmonic control algorithm for improved power quality and stable grid interaction.
Compliance and Standards: Meets standards like IEC 61683, IEC 62109, and IEC 61727, ensuring high safety, environmental resilience, and grid compliance.
Image gallery.
100 MW Solar Power Plant with 80 x 1.25 MW Central Inverters
100 MW Solar Power Plant, Tamil Nadu