The second largest distribution system operator in Sweden, Ellevio AB, has installed equipment for the monitoring and communications of six secondary 11/0.4-kV substations in Stockholm’s emerging ...

Duke Energy is evaluating the use of a point to point digital secondary system to reduce the amount of copper utilized in traditional substation protection designs. Physically large substations with ...

In power distribution systems, three-phase transformer configuration directly impacts system reliability and load management.

Figure 1 shows the primary side functions of a typical card power system, for a high-availability application where duplicated 48-V feeds are used to provide redundancy. Primary-side monitoring ...

July 13 (UPI) --Honeywell International and Pratt and Whitney have received requirements contracts totaling $27 million for engineering and research and development on secondary power systems for ...

DAVENPORT, Iowa, April 17, 2023 /PRNewswire/ -- American Power Systems, Inc. (APS) has developed a new series of lower turn-on RPM alternators ideal for those needing to fully charge secondary power ...