随着工农业生产的发展,交流接触器在各部门的应用越来越广泛,而在运行过程中的噪声和大量消耗的有功和无功电能,已引起使用部门的关注,现就我们近年来在节能研讨中的体会发表一些看法。迄今为止,国内许多厂家生产直流控制器,则交流操作直流运行,力图采用低 With the development of industrial and agricultural production, the AC contactor is widely used in various departments, and the noise in operation and the large amount of active and reactive energy consumed by consumers have drawn the attention of the using departments. Now, in recent years, Energy-saving seminar to express some views. So far, many domestic manufacturers DC controller, the AC operation of DC operation, trying to use low