首页> 外国专利> DEVICE FOR PROTECTION OF THREE-PHASE RECTIFIER AGAINST OVERVOLTAGES, WITH SUPPLY OF RECTIFIER BRIDGES FROM STAR- AND DELTA-CONNECTED SECONDARY WINDINGS OF CONVERTER TRANSFORMERS

DEVICE FOR PROTECTION OF THREE-PHASE RECTIFIER AGAINST OVERVOLTAGES, WITH SUPPLY OF RECTIFIER BRIDGES FROM STAR- AND DELTA-CONNECTED SECONDARY WINDINGS OF CONVERTER TRANSFORMERS

机译:一种用于防止过电压的三相整流器的装置,该整流器具有星形和三角形连接的变流器二次绕组的整流桥

摘要

FIELD: railway transport. SUBSTANCE: two three-phase transformers 11, 12 and diode three-phase bridge 17 are introduced to provide application of three-phase voltages with a phase shift of 60 el. deg. to the input of bridge 17 and decrease the number of used spark gaps by three times. EFFECT: enhanced reliability of operation and simplified servicing. 1 dwg
机译:领域:铁路运输。物质:引入了两个三相变压器11、12和二极管三相桥17,以提供相移为60 el的三相电压。度到电桥17的输入端,并使使用的火花隙数量减少三倍。效果:增强了操作的可靠性并简化了维修。 1载重吨

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