Transformer wiring diagram 480 240 480v volt diagrams kva 120 federal pacific secondary primary simple low dry type 500f drawing 0.5 kva transformer primary 240 x 480 secondary 120/240 federal pacific
0.5 KVA Transformer Primary 240 x 480 Secondary 120/240 Federal Pacific
0.5 KVA Transformer Primary 240 x 480 Secondary 120/240 Federal Pacific