Step-up and step-down three-phase isolation transformers

POLYLUX presents the new range of Three-phase Isolation Transformers TTU and TTD, designed for continuous operation at maximum output 365 days a year. This guarantees power is supplied to the installation or equipment they supply.

Definition and applications

  • The main application of the TTU transformers is the isolation of circuits, with the possibility of increasing the voltage from 230V to 400V.
  • The main application of the TTD transformers is the isolation of circuits, with the possibility of reducing the voltage from 400V to 230V.
  • In installations with a certain level of electrical noise, the TT series helps improve the electrical network quality in secondary.
  • Changing the neutral system of an installation.

​Manufacturing characteristics

  • All the transformers are dipped in anti-flash varnish and then compacted in the furnace. This process increases the insulation grade, reduces noise and provides anti-moisture, waterproofed protection.
  • All the connection terminals are made of cooper. For transformers with aluminium coils, internal bimetallic AL-CU connections are made by welding with filling and sealing material to ensure a safe long-lasting connection.
  • The high-power transformers are manufactured with format cores and low loss properties, thus contributing to improving performance.
  • All the transformers are checked automatically one by one and the compliance test report is created accordance with the corresponding standard.

Download the catalogue here.

Transformadores elevadores y reductores trifásicos de aislamiento

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