輔助觸點 3NO+2NC [-BB1] 輔助觸點 3NO+2NC [-BB1]VD4輔助開關 GCE7003022P01013

3開2閉3 2開3閉 5開0閉輔助觸點 輔助觸頭ABB真空斷路器附件 VD4附件輔助觸點 輔助觸點 3NO+2NC [-BB1] 輔助觸點 3NO+2NC [-BB1] VD4輔助觸點 輔助觸點 2NO+3NC [-BB2] [-BB3]輔助開關 3NO+2NC [S3]/[S5] GCE7002397R0121GCE7004024R0101 GCE7109399R0121 GCE7109399R0122 GCE7003022P0101