Polyphase Systems 1 Student Guide SKU: PP1-STU - Polyphase Systems 1 Student Guide Details Polyphase Systems 1 explains what polyphase systems are, and differences between wye and delta systems. Illustrates various transformer bank connectio... DetailsBackDetailsPolyphase Systems 1 explains what polyphase systems are, and differences between wye and delta systems. Illustrates various transformer bank connections using phasor diagrams. Shows examples of polyphase transformer banks and their external connections.5-1/2" x 8-1/2" 20 pages By Alexander Publications $15.00 Quantity Add to Cart QuantityPrice