Description
使行程开关SQ2受压,SQ2的一对常开触头接通,这就使控制电路中KM得电动作,主电路中KM三个常开主触头闭合,电动机M就起动运行。随着水泵的工作,水塔中水位逐渐上升,浮球上升又使撞块向下离开行程开关SQ2,行程开关一旦不受压就会复位,从而使SQ2常开触头断开
GENERAL ELECTRIC SFHA36AT0250 USPP SFHA36AT0250
GE SFHA36AT0250 circuit breaker 3p 225amp 600v Spectra
GENERAL ELECTRIC Circuit Breaker SFHA36AN0250 250A 600V
GE Spectra RMS SFHA36AT0250 150 Amp A SRPF250A150 150A