摘要:自从ABB Calor—Emag公司利用电磁铁和稀土材料合金铷铁硼(NdFeB)永磁铁的创新结合,成功开发出配永磁操动机构“MABS”的VM1系列真空断路器以来,这一产品在商业上取得了巨大成功。进入21世纪,ABB凭借在VM1真空断路器中使用“MABS”永磁驱动取得的成功经验。
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