Place of Origin |
Zhejiang China (Mainland) |
Brand Name |
guwen |
Model Number |
sbw-400kva |
SBW Thress phase power voltage stabilizerin accordance with international similar products, combined with China's national conditions based on the development and production of a new generation of energy-saving electric power voltage regulator With a large capacity, high efficiency, regulators wide range, high precision, strong protection, no waveform distortion, reliable operation, easy maintenance and so on Itis widely used in post and telecommunications, industrial and mining enterprises, schools, railways, hospitals, printing, scientific research and all other required voltages normal occasions, and some auxiliary power supply equipment and critical equipment Input voltageThree-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.)Output voltagePhase voltage:220V Single-phase:220V Line voltage:380VOutput voltage accuracy2-5%(can be adjusted)Frequency:50HZ/60HZEfficiency≥98%(Power grade is over 50KVA)Insulation resistance≥2MΩElectric intensityThe voltage for electrical strength and power frequency sinusoidal is 2000V without breakdown and flash over when lasts 1minuteOverload CapacityIt can last 1 minute at the rated current of two timesWave form DistortionNo additional waveform distortionProtective functionit 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 failureResponse speed≤1.5s(in the condition that the external voltage changes is 10%)Relative humidity<90%