True online double conversion technology; 100% microcontrolled by DSP; High efficiency > 92% GP-33-20 Kva 380vThe True ... , communication systems and critical loads. The Digital Signal Processing (DSP) technology allows the UPS take faster response to different kind ... Features: •TRUE ON LINE DOUBLE CONVERSION Technology•100% microcontrolled by DSP•N + 1, parallel and redundant•High efficiency > 92% • ...