Substation Meaning
/sˈʌˌbsteɪʃən/Definition, CEFR level B1, pronunciation, examples, and quiz.
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Definition
nounA site where electricity supplied by long-distance (high-voltage) transmission lines is transformed or regulated for local (low-voltage) distribution.
nounA satellite police station serving one neighborhood or part of a larger jurisdiction.
Sentence Examples
The city is building a new electrical substation in the park.
A substation is a set of equipment where the voltage is changed.
The electricity company built a new power substation in the suburb.
CEFR Practice Quiz
Due to the power outage, the main electrical station rerouted electricity through a smaller ____.
CEFR Practice Quiz (Alternate)
A new electrical ____ was built on the outskirts of the town to handle the increasing demand for power.
Word Origin & History
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English station English substation From sub- + station.
Literary Quotations & Historical Citations
"The utility now wants the network to be undergrounded in the urban areas, which would mean substations with 33 kV distribution swtichgear."
— 2006, Janes Northcote-Green, Robert Wilson, “Design, Construction and Operation of Distribution Systems, MV Networks”, in Control and Automation of Electrical Power Distribution Systems, CRC Press, →ISBN, page 110:
"Meanwhile, an upgraded power supply at Sundon substation, between Leagrave and Harlington, will be commissioned concurrent with the overhead line connection and will be sufficient to power the initial electrified Corby services."
— 2019 October 26, Philip Sherratt, “Midland Main Line upgrade presses on”, in Modern Railways, page 62:
"The Project also includes construction of a new MVEC substation (the Laketown Substation). […] Great River Energy owns and operates more than 5,100 miles of transmission line (69-kV or higher) and owns more than 100 substations in Minnesota, North Dakota, South Dakota, and Wisconsin."
— 2024 August 19, “LAKETOWN 115-kV TRANSMISSION LINE PROJECT IN CARVER COUNTY, MN”, in Great River Energy, page 15:
Explore More B1 Vocabulary Words
CEFR Practice Quiz
Due to the power outage, the main electrical station rerouted electricity through a smaller ____.
CEFR Practice Quiz (Alternate)
A new electrical ____ was built on the outskirts of the town to handle the increasing demand for power.