Delta Electronics RT 20kVA, 3:1/3:3, 400V, PF unity, 2U height, charging current up to 8A

Rated voltage 380/400/415 VAC. 3P4W+PE Voltage range 305-485 VAC (100% load), 138-305 VAC (with a reduction to 40-100% load) Frequency range 40-70 Hz Total Harmonic Distortion Coefficient (THDi) < 3% Power factor > 99% (100% load) Connection Input terminal x 1, Bypass input terminal x 1 Rated voltage 380/400/415 VAC. 3P4W+PE or 220/230/240 VAC, 1P2W+PE Voltage regulation ±1% Frequency 50/60 ± 0.05 Hz Total harmonic distortion coefficient (THDv) < 2% (linear load), < 4% (nonlinear load) Power factor1 Connecting terminal x1 Overload capacity(1)106-125%: 5 min, 126-150%: 1 min, > 150%: 500 ms Current peak ratio 3:1 Battery Type VRLA/ Lithium-ion Rated voltage: ● RT-15K-3P/20K-3P±144 V DC(2), ±192-±264 V DC. current Charger current Up to 8 A Display Graphic LCD display with LED indicators Port USB, RS-485, Mini Slot, REPO, Dry Input Pin x1, Dry Output Pin x3 Dimensions (W x D x H): RT-15K-3P/20K-3P440 x 760 x 88.2 mm Net Weight: RT-15K-3P/20K-3P22.5 kg Operating temperature 0-55 °C (45-55 °C reduction of nominal value to 75% of load) Humidity 5-95% (non-condensing) Noise level: RT-15K-3P/20K-3P< 54 dBA Altitude above sea level 0-3000 m (1%/100 m nominal reduction from 1000 to 3000 m) Protection against penetration IP20 Safety CE, UKCA, UL/cUL, TISI, RCM, BIS, BSMI EMS IEC 62040-2 Efficiency IEC 62040-3 Stability RoHS, REACH, Energy Star 2.0