Varelen Electric Co., Ltd

VPI dry type transformer

Better moisture proof / dust proof / lightning shock resistance

Low noise,Low Loss, Strong short-circuit resistance, low discharge.

Low temperature rise, long life

VPI dry type transformer
H class unsulation winding
dry transformer with enclosure

Related product parameters

Main Specification
Transformer Type VPI
Rated capacity Up to 20mva
Rated voltage Up to 36kV
Frequency 50/ 60HZ
Phase Three Phase
Winding material Copper /Aluminum
Insulation class H, C
Vector group Dyn11, Dyn5
Protection Enclosure IP00 to IP54
Application industrial, commercial and catering facilities, solar, public buildings and other indoor applications.

Vacuum pressure impregnated dry type transformer

transformer manufacturers

FACTORY TEST

For each transformer are prepared and issued a test report, in accordance with IEC 60076. except for routine tests, we also offer type tests and specialized tests to meet all customer requirements. We make what matters work for our customers in a safe and reliable way.testing lab

Routine test

  • Measurement of winding resistance
  • Measurement of voltage ratio and check of phase displacement
  • Measurement of short-circuit impedance and load loss
  • Measurement of no-load loss and current
  • Separate-source AC withstand voltage test
  • Induced AC withstand voltage test
  • Partial discharge measurement

Type test

  • Lightning impulse test
  • Temperature-rise test

Special test

  • Partial discharge measurement
  • Measurement of sound level
  • Short-circuit test

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