结构安全型永磁调速驱动器防爆安全评定

Assessment on Safety Feature for PM Speed Regulating Driver Used in an Constructional Safety"c"

根据永磁调速技术的特点,按照非电气防爆设备国家标准的要求,提出了结构安全型永磁调速驱动器的防点燃危险评定要点。

Based on the technical features of PM speed regulation, it put forward the specifica- tions of PM speed regulating driver with protection by constructional safety ＂c＂ according to national standards for non - electrical explosion protection conspondly. With evaluation on ignition risks, the assessment procedure and gist have been provided on the safety to PM speed regulating driver e- quipped in an explosion - proof motor.