Method Of Symmetrical Co-Ordinates Applied To The Solution Of Polyphase Networks by Eric Dollard
Electrodynamic Seismic Forecasting – A Simplified Approach by Griffin Brock

Main Terminal Pole

640 × 480 Main Terminal Pole

Main Terminal Pole

Another view of the HV terminals for the open wire lines. Cables also come up from under the ground here.

Method Of Symmetrical Co-Ordinates Applied To The Solution Of Polyphase Networks by Eric Dollard
Three Phase Distribution System Representation by Griffin Brock