Its main switch element is the IPM (intelligent power model). Perfect protection and fault self-diagnosis are provided.
该变频器采用智能功率模块IPM作为主开关元件，具有完善的保护功能和故障自诊断功能。
The switch element generates an alternate current voltage having a quasi-higher frequency from a direct current voltage.
所述开关元件从直流电压中产生具有第一频率的第一交流电压。
This paper made a study on the design and implementation of the SNMP module of wire and wireless integrated switch element management system.
本文研究了有线无线一体化交换机网元管理系统中SNMP功能模块的设计方案以及实现方式。
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