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针对DF4型机车机械式风源压力开关故障率高的现状,研制出电子式风源压力开关。重点介绍了电子式风源压力开关的结构与工作原理。实践证明,电子式风源压力开关完全满足机车运行需要。
In view of the high failure rate of DF4 locomotive mechanical source pressure switch, the electronic source pressure switch was developed. The structure and working principle of electronic source pressure switch are introduced emphatically. Practice has proved that the electronic source pressure switch completely meet the needs of locomotive operation.