Electrodynamic Seismic Forecasting – A Simplified Approach by Griffin Brock
Three Phase Distribution System Representation by Griffin Brock

Primary Power Switchboard

360 × 480 Primary Power Switchboard

Primary Power Switchboard

Contains the fuses, switches, transformers, and meters for the 120VAC and 24VDC power supplies for the installation.

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