Three-phase enclosed variable autotransformer (variac).
415V 50Hz input and 0…470V 50Hz output.
High efficiency with high quality and long life wiper design.
No output voltage distortion.
Ambient temperature range from -10°C to +45°C.
Unique silver or nickle plated wiper path design to give high reliability and long life.
Wound on high quality and low loss toroidal cores giving efficiencies up to 98%.