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Off line UPS

Off line UPS
company ZHEJIANG TONGKAI ELECTRICAL CO.,LTD
Categories Uninterrupted Power Supply (UPS)
Update2011-03-24
Original RegionChina
Off line UPS
General (OFF LINE UPS)
OFF LINE UPS belongs to uninterrupted power supply that has high efficiency , small volume, nice appearance, advanced andreliable performance specially designed for microcomputer system and precise electronic instrument. When the commercial power is normal, it outputs voltage stabilized AC power supply; when the power fails or the voltage is too low or too high, the inverter powered by battery outputs AC to load in 10 ms . During battery supplying power, if the commercial power resumes, the inverter in the machine will stop inverting immediately and the commercial power restore into use; the battery is charging at the same time. economical and more suitable for computers in the family and office.
Main t echnology characteristics (OFF LINE UPS)
lnputCapacity(VA)500M50010001500
Power(W)210W300W600W900W
voltage range - Frequency170VAC ~260VAC 165VAC ~280VAC50 or 60Hz± 10% 50 or 60Hz± 10%
Frequency
lnverter outputWaveformSquare wave
Frequency50 or 60Hz± 0.5
Automatic voltage adjustment170VAC 260VAC 220VAC± 10%
Response time for power off10ms
Prot ectionSurge protection320J (2ms)
FitrationAttenuate 10dB at 0.15MHZ Attenuate 50dB at 30MHZ
OverloadWhen load exceeds 110% rated load, UPS closes automatically after 30s; besides,when load exceeds 130% rated load, UPS also closes automatically after 3s.
Battery protectionWhen voltage of battery is lower than 10V, it stops inversing.
Short-circuitUPS cuts off output automatically (Change the fuse in the machine if necessary)
Alarm soundPower supply from batteryWhen input voltage is off, it sends slow alarm sound.
Low electric potential of batteryWhen the battery is used up, it sends fast alarm sound
Battery used upalarm sound.Send continuous alarm sound
Charge timeRecharge time: 8h for 90% full electric potential
Battery protectionAutomatic inspection and discharge protection, fault indication for battery
Reserve time4~10min (Determined by load)

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