SG250K3
1Pages

Catalog excerpts

Input (DC) Max. DC power (@ cos φ =1) 284kW Max. Input voltage 900V Start voltage 470V MPPT voltage range 450~820V Number of DC inputs 3 Output (AC) Rated power 250kW Max. Output AC power 275kVA Max. Output current 397A Max. THD <3%(at nominal power) Rated grid voltage 400V Grid voltage range 310~450V Rated grid frequency 50/60Hz Grid frequency range 47~52Hz/57~62Hz Power factor at rated power >0.99 Isolation Transformer Yes DC current injection <0.5% of rated inverter output current Adjustable displacement factor 0.9 (lagging) ~0.9 (leading) Efficiency Max. Efficiency 97.3% European Efficiency SG 250K3 96.7% Protection Grid-friendly Input side disconnection device Breaker Output side disconnection device Breaker DC overvoltage protection Yes AC overvoltage protection Yes Grid monitoring Yes Ground fault monitoring Give reactive power compensation to the grid at night Yes Insulation monitoring Opt according to directive General Data LVRT (Zero-voltage Ride-through) Active power continuously adjustable (0100%) Reactive power control with power factor from 0.9 lagging to 0.9 leading Dimensions (W/H/D) 1800x2180x850mm Weight Max. Efciency at 97.3% with transformer 2100kg Operating temperature range -25~+55℃ Latest 32 bit DSP chip, advanced digital lock-in technique, Self-consumption at night <100W more quickly and precisely External auxiliary supply voltage No Efficient Cooling concept Qualified Enel-GUIDA, TüV certication Efficiency Curve 0~95%, non -condensing Max. altitude 6000m (derating > 3000m) 5670m³/h Touch screen LCD Communication port/protocols Auxiliary heater (Optional) Max. permissible value for relative humidity (non-condensing) Display Continuously and stably working in high altitude environment IP20 Fresh air consumption -25℃55℃ continuously operating at rated power Temperature controlled air-cooling Degree of protection Adaptable Modbus Circuit Diagram: 98% Efficiency 95% Number of DC Inlets + 3 92% 89% 3 86% Vdc=450V Vdc=600V Vdc=820V 83% 20% 40% Transformer AC Circuit Breaker AC Contactor Number of AC Outlets L1 DC EMC Filter AC Filter AC EMC Filter L2 L3 1 1 1 N Lightning-proof Device 80% 0% - Power Module DC Circuit Breaker 60% 80% PE 100% Normalized Output Power www.sungrowpower.com

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