three-phase transformer

three-phase transformer

[′thrē ‚fāz tranz′fȯr·mər]
(electricity)
A transformer used in a three-phase circuit, with three sets of primary and secondary windings on a single core.
References in periodicals archive ?
switching overvoltages in a three-phase transformer.
Other donations include $10,000 from ExxonMobil, $8,000 from the Louisiana Construction Education Foundation for welding equipment and a three-phase transformer from Entergy.
The device for identifying the clock-hour figure of the vector group, for the three-phase transformer (Fig.
In addition, the lead set used with the MTO300 series instruments is the same as that used with Megger's three-phase transformer turns ratio test sets, which makes it possible to perform both resistance and turns ratio tests after making just one set of connections to the transformer.
A grounded system is just what the name implies: the central (neutral) point of the three-phase transformer feeding the system is connected to earth ground (Fig.
The primary winding of the three-phase transformer is always connected in a star.
Other topics include magnetic cores, transformer design tradeoffs, alternating current inductor design, three-phase transformer design, designing current transformers, and planar transformers and inductors.
In this technique, each phase of a three-phase transformer is energized in sequence with some delays between them, while a suitable neutral resistor is placed at the neutral point.
Transformer for Boguchanskaya HPP - the most powerful to date in the three-phase transformer product line IMTS.
The subject of performance of this contract is to supply two pieces of outdoor three-phase transformer oil controllable switched load tap changer.
The first three-phase transformer, filled with mineral oil, hermetic.