High-Frequency Series 3-in-3-out UPS Price, High-Frequency Series 3-in-3-out UPS Manufacturer [Shenzhen Nuoner Power Supply] High-Frequency UPS, Input AC380V, Output AC380V, supports redundant parallel operation of 4 units, Output Voltage Stability: ±0.1Hz, Output Voltage Distortion Rate: Resistive Load: 2%, Rectifier Load: 4%, Voltage Transient Recovery Time: 60ms, Dynamic Voltage Transient Range: 5% Correction