| http://www.w3.org/ns/prov#value | - the power delivery grid in decades, and PPL ultimately hope to roll out the benefits across the whole of its 29-county service area.At the core of the project are more than 500 remote switches, relays, sensors and other devices which collect data from local circuits, and can take appropriate actions either automatically, or in response to commands received through the network from the remote cont
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