Product Description Brand: Prolink Model: PRO901L (Online UPS 1000VA Ext.Battery) Features: Capacity Phase Volt-Amp 1000VA Watt 800W Single Phase In/ Single Phase Out Isolation Transformer: Optional Input AC Voltage: 208/220/230/240VAC or 110/115/120/127VAC Input Voltage Range: Low Line Transfer 60/140/120/110VAC ±5% or 80/70/60/50VAC ±5% #1 Low Line Comeback 168/148/128/118VAC ±5% or 84/74/64/54VAC ±5% #1 Low Line Comeback (Auto Restart)168VAC ±5% or 84VAC ±5% (80%~ 100% Load) 148VAC ±5% or 74VAC ±5% (0%~ 80% Load) High Line Transfer 300VAC ±5% or 150VAC ±5% High Line Comeback 290VAC ±5% or 145VAC ±5% Input Frequency Ranger: 40~70Hz (Auto Sensing) Power Factor: ≥ 0.98 @Nominal Voltage (100% load) Output AC Voltage: 208/220/230/240VAC or 110/115/120/127VAC Output AC Voltage Regulation (Battery Mode): ±1% Output Frequency Range: Synchronized Range 47~53Hz or 57~63Hz Battery Mode 50Hz ±0.25Hz or 60Hz ±0.3Hz Current Crest Ratio: 3:1 Harmonic Distortion: Linear Load ≤3% THD Non-Linear Load ≤6% THD Transfer Time: AC Mode to Battery Mode Zero Inverter To Bypass 4ms (Typical) Waveform (Battery Mode: Pure Sinewave Efficiency AC Mode 88.5% Battery Mode 83.7% Battery Standard Mode: Type 12V9AH Numbers 2 Typical Recharge Time 9 hours recover to 90% capacity Charging Current (max.) 1A Charging Voltage 27.4VDC ±1% Battery Long-Run Mode: Types Depending on application Numbers 2 Charging Current (max.) 1A/5A Charging Voltage 27.4VDC ±1% Indicator: LCP Panel UPS Status, Load Level, Battery Level, Input/Output Voltage, Discharge Timer, Fault Conditions Alarm Battery Mode Sounding every 4 seconds Low Battery Sounding every seconds Overload Sounding twice every seconds Fault Continuously sounding Physical Standard Dimension (DxWxH) 397×145×220 mm Standard Weight 10.8 kg Long-Run Dimension 397×145×220 mm Long-Run Weight 5.7 kg