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| 最大電力 (kVA): | 275kVA |
| 評価される力（KW）: | 250kW |
| 現在の評価: | 602A |
| 電圧範囲: | 420〜850VDC |
| 寸法: | 600×720×2050mm + 1200×800×2050mm |
| 重量: | 1980〜210kg |
| ハイライト: | 240V high-leg delta industrial inverter,250kW hybrid inverter with MPPT,360kW PV input microgrid inverter |
This industrial-grade 250kW hybrid inverter represents the pinnacle of three-phase power conversion technology, specifically engineered for heavy industrial applications and utility-scale microgrids.
*Technical Insight: Utilizes patented phase-shifting technology to generate true three-phase 240V (line-to-line) while simultaneously providing 120V (line-to-neutral) output, eliminating the need for external transformers.*
Key Features:
250kW continuous (275kVA peak) power output
*Engineering Note: Achieved through three-level ANPC topology with 98.7% peak conversion efficiency at nominal load.*
Six independent MPPT channels for maximum solar harvest
Technical Advantage: Reduces mismatch losses by up to 40% in complex array configurations compared to conventional designs.
420-850V battery voltage range for modern storage systems
*System Benefit: Direct integration with high-voltage lithium batteries reduces system complexity and improves round-trip efficiency by 2-3%.*
| Category | Specification | Engineering Details |
|---|---|---|
| AC Output | 240V High-Leg Delta + Split Phase | *Implements DSP-controlled voltage regulation with ±0.5% accuracy and <20ms response to load changes.* |
| Continuous Power | 250kW (275kVA peak) | *Designed for 110% continuous overload capacity with 200% short-term (10s) surge capability for motor starts.* |
| PV Input | 300/360kW | *Features cold-start capability at 150V with 1,200V surge protection, supporting up to 24 PV modules in series.* |
Utilizes 3-level ANPC topology
*Technical Benefit: Reduces switching losses by 30% compared to conventional two-level designs, while maintaining <1% THDu in island mode.*
DSP-controlled IGBT modules
*Engineering Insight: 16kHz PWM switching frequency with adaptive dead-time control minimizes harmonic distortion.*
Six independent MPPT channels
*System Advantage: Each channel operates with 99.9% tracking efficiency and <0.5s refresh rate using optimized perturb-and-observe algorithm.*
250-850V operating range
Technical Note: Incorporates IV curve scanning at startup to identify global maximum power point in shaded conditions.
Steel mill arc furnaces
*Case Study: Demonstrated ability to handle 200% short-term overloads during electrode strikes with <3% voltage dip.*
Aluminum smelting operations
Technical Benefit: Maintains <1% phase imbalance critical for potline operations.
800A minimum circuit breaker
Engineering Requirement: NEC 310.16 compliant conductors with 90°C insulation rating.
Proper grounding system
Safety Note: Requires <0.1Ω earth ground resistance with 25mm² copper grounding conductor.
UL 1741 SB
*Certification Detail: Includes comprehensive testing of isolation barriers (3kV AC/5kV DC) and arc fault detection systems.*
IEEE 1547-2018
*Grid Compliance: Features <2s anti-islanding protection with frequency ride-through capability.*
