Where Lock Control Board Will Be Installed. Special gears 2, 300 Special ... A double 44, 000 volt transmission line across the isthmus, connecting Cristobal and Balboa with the two power plants. ... For the hand operated switches, a pipe framework supports vertical metal guides which carry the oil switch operating mechanism and slate base forming a section of the switchboard panel. On the guides aanbsp;...
|Title||:||The Electrical Worker|