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510kW Three Phase Inverter

Battery Energy Storage Solution (BESS) (5MWh)

Utility-scale battery storage system empowering grid stability, renewable integration, peak demand management, and reliable energy resilience.

Utility-scale containerized storage system delivering 5015kWh rated capacity
Standard 20ft high-cube container format (6058 x 2438 x 2896mm)
LFP prismatic cells (3.2V/314Ah) in 1P416S12P configuration — 4,992 total cells
Battery rack configuration of 8 modules per rack, 12 racks per system
Rack nominal voltage of 1331.2V with a total capacity of 3768Ah
Operating voltage range of 1164.8V–1497.6V for grid-scale integration
Typical charge/discharge duration of 2–4 hours at 0.25C–0.5C max C-rate
90% typical depth of discharge with 4514kWh usable energy
Round-trip efficiency (RTE) of 85%
Advanced liquid cooling (50% ethylene glycol + 50% water) with active thermal management
Auxiliary power consumption of 50kVA/45kW for cooling and control systems

Three-layered BMS architecture: Pack BMU + Rack BMS + Master BMS
Full protection: OV/UV/OC/OT with heat, smoke, and gas detection sensors
Automatic aerosol-based fire suppression with an optional water-based backup system
SCADA-based smart control with Modbus TCP/IP connectivity
UPS backup ensures uninterrupted safety and control during grid disruptions
Fire-resistant container construction with optional C5-H surface coating
Total system weight of approximately 45±1.5 tons
Operating ambient temperature of -10°C to 55°C, altitude up to 3000m (with derating)
Built for utility operators and independent power producers requiring grid-scale renewable storage.

Key Features

510 kVA AC output power at 30°C, designed for large-scale utility solar power applications.
Maximum PV input voltage of 1500 V DC, with an MPPT operating voltage range of 500–1500 V
6 independent MPPTs with 6 PV string inputs per MPPT for flexible solar array configurations.
105 A maximum operating input current per MPPT, compatible with high-current PV modules.
Maximum DC short-circuit input current of 180 A for high-capacity PV string configurations.
Maximum conversion efficiency of 99.1%, with 98.8% European efficiency for optimized energy yield.
1000 V nominal AC output voltage with an operating voltage range of 800–1150 V.
Three-phase, three-wire plus protective earth (3/3-PE) grid connection with 50/60 Hz frequency compatibility.
Adjustable power factor range from 0.8 leading to 0.8 lagging for reactive power management.
Nighttime and daytime reactive power control for enhanced grid support.
Grid-forming support designed to stabilize frequency and voltage under weak-grid conditions.
Smart I-V curve tracing for simplified PV string diagnostics and performance monitoring.
Power Line Communication (PLC) and RS485 connectivity for stable data transmission and reduced communication cabling.
Bluetooth and app connectivity with LED indication for convenient commissioning and monitoring.
Smart forced-air cooling system for reliable thermal management during high-power operation.
Operating temperature range of −30°C to +60°C with IP66 enclosure protection and C5-M corrosion protection.
Comprehensive electrical protection including DC reverse connection, AC over-current, AC short-circuit, anti-islanding and DC switch protection.
Smart DC connector disconnection, DC connector and AC terminal temperature detection, and Anti-PID functionality for enhanced system protection.
Inverter dimensions of 1200 × 897 × 422 mm (W × H × D), with an approximate weight of 135 kg and AC terminal compatibility up to 500 mm².

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