产品描述：
WST、WDT系列无励磁分接开关(条型)
WST、WDT Series de-energized Tap-changer ( Bar form )
本开关适用于频率50、60Hz，设备最高电压12、24、40.5kV, 额定电流20-300A的三相、单相油浸式电力变压器，其调压部位有中部和中性点两种，可直接固定在变压器箱盖或箱壁处，在无励磁状态下分接调换。
This tap-changer is suitable for three-phase or single -phase oil-immersed power transformer with frequency 50，60Hz. Highest voltage for equipment 12、24、40.5kV, rated current from 20 to 300A，it can be equipped directly on transformer tank cover or tank wall, they must be working under non-energized condition。
型号后带Z为金属座(加强型)
The end of model with Z is metal seat (reinforced)
反向在原型号后加F，例: WST II 63/40.5-6x5F
The reverse,at the end of the original model add F ,for example:WST II 63/40.5-6x5F
WST系列条型组合无励磁分接开关
WST series linear form combined de -energized tap-changer
12~24kV三角形串并联转换及分接调压条形组合开关(箱盖安装)
12~24kV Delta connection, series parallel transition with tap regulating ,bar-type combined switch ( installed on tank cover )
12~24kV串并联转换及分接调压条形组合开关(箱盖安装)
12~24kV series parallel transition with tap regulating，bar-type combined switch( installed on tank cover )
12~24kV串并联转换及分接调压条形组合开关(箱壁安装)
12~24kV series parallel transition with tap regulating , bar-type combined switch( installed on tank wall )
