Current transformers, together with voltage transformers ( VTs ) or potential transformers ( PTs ), which are designed for measurement, are known as "'instrument transformers " '.
12.
Some types of apparatus such as disconnecting switches, circuit breakers, and instrument transformers are made in enclosures that can be welded to become an integral part of the isolated-phase bus system.
13.
Bego published numerous papers on laboratory and test facilities used in the electrical engineering, high-voltage measurement equipment, instrument transformers, measurement procedures, theory of errors, and the voltage scale as a measuring instrument.
14.
In some power plants, a set of lamps may be connected between the generator and system busses ( or between the instrument transformers connected to those busses ) as a backup to the synchroscope instrument.
15.
Kysor also will sell the assets of its Transportation Products Group to Savannah, Georgia-based Kuhlman Corp ., a maker of distribution, power and instrument transformers, for $ 86 million in cash and an undisclosed amount of assumed debt.
16.
Despite the modest growth, Arteche completed several milestones during this period, such as the production of its own Auxiliary Relays ( 1976 ), Instrument Transformers up to 765 kV ( 1981 ) and Electronic Instrument Transformers ( 1990 ).
17.
Despite the modest growth, Arteche completed several milestones during this period, such as the production of its own Auxiliary Relays ( 1976 ), Instrument Transformers up to 765 kV ( 1981 ) and Electronic Instrument Transformers ( 1990 ).
