substation

English

Etymology

From sub- +‎ station.

Noun

substation (plural substations)

1. A site where electricity supplied by long-distance (high-voltage) transmission lines is transformed or regulated for local (low-voltage) distribution.
   • 2006, Janes Northcote-Green, Robert Wilson, “Design, Construction and Operation of Distribution Systems, MV Networks”, in Control and Automation of Electrical Power Distribution Systems‎^[1], CRC Press, →ISBN, page 110:

     The utility now wants the network to be undergrounded in the urban areas, which would mean substations with 33 kV distribution swtichgear.

   • 2019 October, Philip Sherratt, “Midland Main Line upgrade presses on”, in Modern Railways, page 62:

     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.

2. A satellite police station serving one neighborhood or part of a larger jurisdiction.
3. A branch post office.
4. Any subordinate station.

Alternative forms

• sub-station

Translations

electrical substation

• Armenian: ենթակայան (hy) (entʻakayan)
• Chinese:

  Cantonese: 變電站 / 变电站 (bin³ din⁶ zaam⁶)

  Mandarin: 變電站 / 变电站 (zh) (biàndiànzhàn), 變電所 / 变电所 (zh) (biàndiànsuǒ) (Taiwan)

• Danish: transformatorstation c, transformerstation c
• Dutch: onderstation (nl)
• Estonian: alajaam
• Finnish: ala-asema
• French: poste (fr) f
• Georgian: ქვესადგური (kvesadguri)
• German: Unterwerk n, Umspannwerk (de) n
• Indonesian: gardu induk
• Japanese: 変電所 (ja) (へんでんしょ, hendensho)
• Korean: 변전소(變電所) (ko) (byeonjeonso)
• Latvian: apakšstacija f
• Malay: pencawang
• Polish: podstacja f
• Portuguese: subestação f
• Russian: подстанция (ru) f (podstancija)
• Scottish Gaelic: ionad dealain m
• Spanish: subestación f
• Swedish: understation c
• Ukrainian: підста́нція f (pidstáncija)
• Vietnamese: ga xép, trạm biến áp
• Welsh: isorsaf m

satellite police station

• Finnish: poliisiasema (fi)
• Portuguese: subdelegacia f
• Welsh: isorsaf m

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• Irish: ^{(please verify)} fostáisiún m

References

• “substation”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.

Anagrams

• bus station