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高效節(jié)能電機主要指一次繞組采用較大的一次繞組，從而可以獲得較高的效率。它主要應用于：變頻器驅動。高效節(jié)能電機的安裝位置，一般要避開三相不平衡區(qū)，同時要注意散熱及通風要求。1.高效節(jié)能電機可以實現(xiàn)更高的效率，運行穩(wěn)定可靠。高效節(jié)能電機的特點是效率高，但運行時會產(chǎn)生一定損耗，從而導致設備成本增加，并對電網(wǎng)有一定沖擊。 [4]高效節(jié)能電機在負載變化時，可以實現(xiàn)恒功率運行。 [5]效率提高后，相應的

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