Dynamic electricity distribution : trunk line and switch box 動力配電:干線及開關(guān)箱。
Axial fan as purging and cooling in electric switch box 有適合放在配電箱內(nèi)作為換氣冷卻用的軸流風扇。
Voice distress switch box 音響呼救開關(guān)盒
Switch box for electric sirens for a . c . voltages up to 380 v ; rating plate 交流電壓最高可達380 v的電汽笛配電箱.第3部分:額
Switch box for electric sirens for voltages up to 380 v , technical terms of delivery 交流電壓最高可達380 v的電汽笛配電箱.第2部分:交
Can be used to produce insulating seal material for switch box , instrument board , etc :可用于各種電器開關(guān)設(shè)備儀表板電子元器件的封裝材料。
Switch box for electric sirens for voltages up to 380 v , principal dimensions and circuit diagram 交流電壓最高可達380 v的電汽笛配電箱.第1部分:主
Position indicator with namur is convenient for mounting accessories such as limit switch box , positioner and so on Namur標準指示器便于安裝位置開關(guān)、定位器等附件。
High - low voltage switch box , dynamic trunk line , mcc , ats , walkie - talkie , broadcasting , fire alarming system , telephone system , etc 電氣:高低壓開關(guān)箱動力干線mcc ats對講廣播火警電話等系統(tǒng)。
Electric power - distribution equipment for production workstations for film and television - part 3 : intermediate distribution box tk and switching box sv 電影和電視制作室用配電裝置.第3部分:中間配電箱tk和