transformer

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transformer

 [trans-for´mer]
an induction apparatus for changing electrical energy at one voltage and current to electrical energy at another voltage and current, through the medium of magnetic energy, without mechanical motion.
step-down transformer one for lowering the voltage of the original current.
step-up transformer one for raising the voltage of the original current.

transformer

[-fôr′mər]
Etymology: L, transformare, to change shape
an electric apparatus that changes alternating current of one voltage into a different voltage of the same frequency.

transformer,

n an electrical device that increases or reduces the voltage of an alternating current by mutual induction between primary and secondary coils or windings.
transformer, auto-,
transformer, Coolidge filament,
n.pr a step-down transformer that reduces line voltage of 110 volts to 12 volts, which in turn heats the tungsten filament of the Coolidge tube for the production of electrons.
transformer, step-down,
n a transformer in which the secondary voltage is less than the primary voltage.
transformer, step-up,
n a transformer in which the secondary voltage is greater than the primary voltage.

transformer

an induction apparatus for changing electrical energy at one voltage and current to electrical energy at another voltage and current, through the medium of magnetic energy, without mechanical motion.

transformer fluid
may cause poisoning due to its polychlorinated biphenyl content.
step-down transformer
one for lowering the voltage of the original current.
step-up transformer
one for raising the voltage of the original current.
References in periodicals archive ?
For the determination of power transformer size, the maximum expected load is to be determined.
The European Union's plans to strengthen individual countries' power grids and establish a pan-European grid will also be a strong driver for the market, as it involves substantial investment in power transformers.
The first orders are for one mobile sub-station and six 25MVA power transformers.
The world class power transformer manufacturing facility was built at a project cost of RO11 million with a built up area of 14,500 sq m over a plot of total 80,000 sqm.
Facilitating decision-making based on strong historic and forecast data for the power transformer market.
For this purpose, power supply from Ghazi Shah, Supreme Gum, Gojra Road, Millat, Mahi Shareef, Ujala, Sugar Mill and Imran Shaheed feeders emanating from Power Transformer T-3 of 132-KV Jhang City grid station will remain suspended from 7am to 12:00 midnight on Monday (Feb 19).
They, however, claimed that with the hectic efforts of personnel of PESCO, the ten days restoration and rehabilitation work of electricity was completed within 80 hours and electricity was restored to the affected areas after installing one new power transformer while speeding work was going on installation of the other new power transformer.
An in-depth analysis of the power transformer market in China, US, India, Saudi Arabia, Brazil, Japan, Germany, Canada and UK.
Voltamp which hasbeen selling power transformers mostly in domestic market is now concentrating on export.
GlobalData's ''Power Transformers Market for Power Industry, 2013 Update - Global Market Size, Equipment Market Share, Key Country Analysis to 2020'' gives detailed information on the current power transformer market, focusing on key countries, as well as covering the global scenario.
Indian government's planned capacity addition of over 88,536 MW during the 12th Five Year Plan (2012-2017) and an investment of USD 200 Billion in the power sector would unfold the latent opportunities for power transformer companies in India.
The 125 MVA Power Transformers have been 100 per cent manufactured at Voltamp's World Class Power Transformer Factory located in the Sohar Industrial Area, Sultanate of Oman.