Model NumberPNC-15PNC-30PNC-45PNC-60Input  Voltage195~264195~264195~264195~26447~63HZ47~63HZ47~63HZ47~63HZOutput VoltageNominal Value24V24V24V24VRegulated Value27.4V27.4V27.4V27.4VOutput Maximum Current15A30A45A60ANormal Charge Current3A3A10A10ABoost Charge Current15A25A30A30AOutput Maximum Power405W810W1215W1642WOutput Over Voltage Protection30V±1V30V±1V30V±1V30V±1VOutput Current Protection110-130%110-130%110-130%110-130%Operating Environment  Temperature-10°C~50°C-10°C~50°C-10°C~50°C-10°C~50°COperating Relative Humidity95%(40°C)95%(40°C)95%(40°C)95%(40°C)Security Standard (execution)GB4943GB4943GB4943GB4943Installation Dimension L×W×H500X180X550500X180X550500X180X650500X180X650 These UPS have been largely used in telecommunications, hospitals, computer terminal operations, network equipment, data storage device, etc.  These products can deliver 15A , 30A , 45A,, 60A respectively. There is a 50AH standby battery setting in the PSU, a external battery higher than 50AH can be connected, too. The UPS apply AC commercial power as their primary power and battery as standby power. In case of commercial AC power cut, the PSU series can seamless switch to standby power supply automatically.  If need any other details, please feel free to contact me.