LCD online UPS supplier long backup ups

Most of our prodcuts from MUST applied with CE,FCC certificates.We have many OEM cases,eg Santak,CDP.. LCD online ups is hot style. ModelEH1K(S)EH1.5K(S)EH2K(S)EH3K(S)CAPACITY1000 VA 800 W1500 VA/1200 W2000 VA/1600 W3000 VA/2400 WINPUTVoltage RangeLow Line Transfer160 VAC / 140 VAC / 120 VAC / 110 VAC ± 5 % or80 VAC / 70 VAC / 60 VAC / 50 VAC ± 5 %(based on load percentage 100% - 80% / 80% - 70% / 70% - 60%/60% -0)LowLine Comeback175 VAC ± 5 % or 85 VAC ± 5 %High Line Transfer300 VAC ± 5 % or 150 VAC ± 5 %High Line Comeback290 VAC ± 5 VAC or 143 VAC ± 3 VACFrequency Range40 Hz 70 HzOUTPUTAC Voltage Regulation (Bat. Mode)±3%Frequency Range47 53 Hz or 57 Hz 63 Hz(Synchronized Range)Frequency Range (Bat. Mode)50 Hz ± 0.25 Hz or 60 Hz ± 0.3 HzCurrent Crest Ratio3:1Harmonic Distortion<= 3 % THD (Linear Load)<= 4 % THD (Linear Load)<= 6 % THD(Non-linear Load)<= 7 % THD(Non-linear Load)Transfer TimeAC to DCZeroInverter to Bypass4 ms (Typical)Waveform (Bat. Mode)Pure Sine WaveBATTERYStandard ModelBattery Type12 V / 7 AH12 V / 9 AH12 V / 7 AH12 V /7 AHNumbers3388Typical Recharge Time4 hours recover to 90% capacityCharging Current (max.)1.0 ACharging Voltage41.0 VDC ± 1%102.1 VDC ± 1%Long-run ModelBattery Type/NumbersDepending on the capacity of external batteriesCharging Current (max.)8.0 ACharging Voltage41.0 VDC ± 1%102.1 VDC ± 1%PHYSICALStandard ModelDimension DXWXH (mm)397 X 145 X 220421 X 190 X 318Net Weight (KGS)13142628Long-run ModelDimension,DXWXH (mm)397 X 145 X 220421 X 190 X 318Net Weight (KGS)713OPERATING ENVIRONMENTHumidity20-90 % RH @ 0- 40°C (non-condensing)Noise Level<45dB @ 1 MeterMANAGEMENTSmart RS-232/USBSupports Windows®98/2000/2003/XP/Vista/2008,Windows®7,Linux,and MACOptional SNMPPower management from SNMP manager and web browser