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u članku se dokazuje da se transformator možepouzdano zaštiti od preopterećenja jedino njihovim kombiniranim iusklađenim djelovanjem .
it is demonstrated that transformer could bereliably protected only by using combined and harmonisedoperation of bouth relays .
sažetak : energetski uljni transformator u pogonu oslobađa oko 4 kw toplinske snage po svakom mva svoje nazivne snage .
summary : oil-immersed power transformer in operation releases about 4 kw of power losses per every mva of its name plate rating .
sažetak : distributivni uljni transformatori do 2500 kva štite se odpreopterećenja nadtemperaturnim relejem ili nadstrujnim relejem. ove zaštite svaka za sebe ne štite transformator od previsokihtemperatura najtoplijeg mjesta namota i prebrzog toplinskogstarenja izolacije .
summary : the overload protection of oil-immersed distribution transformersup to 2500 kva is usually realized with over-temperature orover-current relays . each of both does not protect transformersin all service conditions from too high hot-spot temperatures andtoo rapid thermal aging of insulation .
voltaža na gradskoj strujnoj mreži je 220 v , frekvencije 50 hz , tako da posjetitelji iz sad- a moraju upotrebljavati transformator , a posjetitelji iz velike britanije adapter za europsku strujnu mrežu kako bi mogli koristiti svoje električne uređaje .
voltage on city power grids is 220 v / 50 hz , so visitors from the u. s. will need to use a transformer and visitors from g. b. will have to use an adopter for european electricity grid to run their electrical appliances .
ostvario je oko tisuću pronalazaka i patenata - pronašao indukcijski motor , trofazni sustav za prijenos električne snage , generator i transformator za struje visoke frekvencije ( " tesline struje " ) i dr .
he left behind over a thousand inventions and patents , as well as discovered induction motor , three-phase electricity transmission system , high frequency current ( " tesla 's current " ) , generator and transformer , and so on .