UNB33 Series High Frequency Three Phase Online UPS

The Features of UNB33 Series High Frequency Three Phase Online UPS: ★ Wide input voltage range, 208-478Vac ★ DSP digital control technology ★ Online double conversion technology ★ 3-level IGBT inverter technology ★ Input PF>0.99, THDi ≤3% ★ Output PF 1.0, THDu≤2% ★ Built-in 80pcs 9Ah batteries ★ Battery cold start ★ High efficiency, up to 96% ★ Parallel up to 8 units ★ Intelligent battery management with smart charging control ★ 4.3-inch color touching screen, friendlyman-machine interface The  Rear Panel of 10K/15K/20K/30K/40K(left) and 60K(right) High Frequency Three Phase Online UPS. ① RS232 ② USB ③ RS485  ④ Maintenance status ⑤ Battery temperature compensation ⑥ Parallel communication ⑦ Remote EPO ⑧ Battery cold start ⑨ SNMP slot ⑩ Programmable dry contacts ⑪ Rectifier input breaker ⑫ Bypass input breaker ⑬ Maintenance by…