Rotary phase converter - UK - Part 2.

DIY rotary phase converter, for a UK electrical supply. The film summarises the design points and limitations of various types of converter, culminating with the layout of the converter featured in Parts 1 and - yet to be published - Part 3. The film explains why some converters will cause insulation breakdown on older motors, and also explains why the DIY converter featured is significantly more efficient than other rotary converters.