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Design and manufacture of transformers with low and medium power

Single phase transformers up to 50kVA
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T3UI series

Three phase transformers T3UI series are used on three phase energy systems either as security - isolation type transformer or  step up - down transformer,  for building into installations and industrial or power engineering devices, medical equipment and etc. At Unitraf JSC, we can custom design three-phase transformers to meet your exact requirements regarding primary and secondary voltages, power ratings, line frequency, agency approvals, etc.

IEC standard 61558
Rated power 0.5 - 100kVA
Rated input voltage < 1000V
Rated output voltage < 500V
Frequency 50/60Hz
Insulation class F /155оС/
Protection grade IP00