1) Describe the function and purpose of a typical breaker failure scheme.
2) What are important factors to consider when selecting and sizing low voltage power and/or control cables?
3) List the data that needs to be provided to a manufacturer when ordering a voltage transformer. Give sample/example data.
4) List all technical errors in the drawing excerpt above left:
5) What is the appropriate fuse size (in amps) to protect the primary winding of a 50 kVA, single phase, 19.92 kV/240V station service transformer?
6) List the devices typically found on a relay panel.
7) List all technical errors in the drawing excerpt above right:
8) Describe the basic components/design of a substation grounding system.
9) Draw/sketch a basic circuit breaker trip circuit considering and including the following:
o DC power
o Circuit breaker internal components
o Typical tripping devices
10) Draw/sketch a station one-line considering and including the following:
o 230/34.5 kV
o GndWye/GndWye/Delta
o One 230 kV line
o Two 34.5 kV feeders
o Circuit breakers
o PTs/CTs
o Disconnect Switches
o Surge Arresters
Basic relay protection scheme
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