Product Description
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DBW/SBW High Power Voltage Stabilizers
Application
Widely used in the fields of post office,store,elevator,hospital,school,publishing house and stock exchange where normal voltage is in need,and also can be used in the factories of large and middle-scale industrial and mining corp,it is very much suitable for some important devices and supporting single machine.
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Input voltage
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Three-phase four-line system phase voltage:220±20%
line voltage:380±20%,or phase voltage:220±30%
line voltage:380±30%(can be selected.
Please specify when ordering)
Single-phase:220±20% or 220±30%
(can be selected.Please specify when ordering.)
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Output voltage
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Phase voltage:220V Single-phase:220V Line voltage:380V
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Output voltage accuracy
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2-5%(can be adjusted) Frequency:50HZ/60HZ
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Efficiency
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≥98%(Power grade is over 50KVA)
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Ambient temperature
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-10~+40°C
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Insulation resistance
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≥2MΩ
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Electric intensity
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The voltage for electrical strength and power frequency sinusoidal is 2000V without breakdown and flash over when lasts 1minute
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Overload Capacity
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It can last 1 minute at the rated current of two times
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Wave form Distortion
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No additional waveform distortion
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Protective function
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it offers the protections against over voltage,over current,phase shortage and phase-sequence(The single-phase offers no protection against the phase shortage and phase-sequence)and mechanical failure
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Response speed
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≤1s(in the condition that the external voltage changes is 10%)
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