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Yukon Substation
Hawthorne, CA
Yukon Substation
Customer:
Southern California Edison
Load:
16kV, 66kV
Date:
08/2020
Scope:
Replace nineteen (19) 16kV CB’s.
Demo 16kV Positions 4 & 11.
Replace one (1) 66kV CB.
Replace all homerun and jumper cables.
Split existing pilot wire differential relay (HCB) and directional overcurrent (DPU) protection Relays.
Install three (3) new Auxiliary CTs between existing HCB Relay and existing ROTO 404 Switch on Panel 1R.
Replace two (2) 16kV switchrack DC distribution panels.
Test and isolate old cables for demo.
Compile all new and existing prints for one (1) Station set.
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