Standards & Certifications ISO 9001:2008, ISO 14001:2004, GOST, BS OHSAS 18001:2007 General & Safety : EN/ IEC/ AS 62040-1 EMC requirements for UPS : EN/IEC/AS 62040-2 Output Connection typeHardwire 4 W Nominal Voltage (output) : 380 / 400 / 415 Vac, 3 Phase + N Frequency : 50/ 60Hz Overload Capacity : 105% Continuous 125% for 5 min, 150% for 1 Min Audible Noise at 1 m (dBA) : < 58Input Connection type Hardwire 3W (rectifier), 4W (Bypass) Nominal Voltage (input) : 305-477 (Full Load) Frequency and Range : 50/60 Hz (40-70 Hz) Power Factor Input : 0,99 Current THD at full liniear load (THDi%) : < 5% BatteryInternal 10 menit