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通过对WSBQ-II无刷变阻启动器与用时间继电器控制的BP2-704频敏变阻器启动的比较,阐述了WSBQ-II无刷变阻启动器的优点以及WSBQ-II无刷变阻启动器的安装和检修要点。
By comparing the start-up of WSBQ-II brushless rheostat with BP2-704 frequency-sensitive rheostat controlled by time relay, the advantages of WSBQ-II brushless rheostat starter and WSBQ-II brushless rheostat starter are expounded The installation and maintenance points.