6DD2920-0AW1 THYRISTOR ELECTRONICS TAS21A 5KV/3.8KV +-100V 460792900921 End of PLM since 2007-11-9 Siemens product number is abgekündigt since 2007-11-9 Substitute type 6DD2920-3AW2 6DD2920-0AW1 晶閘管電子TAS21A 5伏特/ 3.8 KV + -100 V 460792900921 偏光顯微鏡(PLM)自2007-11-9年年底西門子產(chǎn)品號碼是abgekundigt從2007-11-9年起 替代型6DD2920-3AW2
