OIL-IMMERSED TRANSFORMERS

EL.PI. CAST-RESIN - CUMIANA - TURIN

I vantaggi tecnici ed economici dei trasformatori in olio

Thanks to the decades of experience from our partner company, Elettromeccanica Piossasco, our range of three-phase oil-immersed transformers is able to meet even the most demanding customer requirements in terms of:

  • Efficiency and energy savings
  • The possibility of installation in tropical climates with temperatures up to +55°C
  • Low noise levels
  • Customised designs based on client-specific technical requirements
  • Commercial and technical support in project development
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Standard Features and Specifications

  • Medium Voltage porcelain bushings
  • Low Voltage and neutral porcelain bushings
  • Externally operated voltage switch, operable when the transformer is de-energised
  • Thermometer pocket
  • Lifting eyes
  • Oil conservator (from 630 kVA to 3150 kVA)
  • Dial indicator (for transformers with conservator)
  • Silica gel breather complete with salts (for transformers with conservator)
  • Filling cap, type 1: rupture valve for transformers with conservator, type 2: overpressure valve for hermetically sealed transformers
  • Swivel wheels
  • Drain valve
  • Earth terminal
  • Nameplate

Optional Features and Variants

  • Dial thermometer, with two normally open contacts (N.O.)
  • Buchholz relay with two normally open contacts (N.O.), for transformers with oil conservator
  • DGPT2 device (for hermetically sealed transformers) or alternatively RIS device
  • TPL 210 electronic device with NT210 control unit for monitoring temperature, pressure, and oil levels in hermetically sealed transformers
  • Overpressure valve with electrical contact
  • Primary voltage up to 36 kV
  • Dual primary voltage
  • Dual secondary voltage or 2-3-4 secondary voltages for photovoltaic systems
  • Losses and voltages differing from those specified
  • Connections and vector groups differing from those specified
  • 60 Hz frequency
  • Disconnector-type Medium Voltage bushings (Elastimold)
  • “Busbar” type Low Voltage bushings
  • Protection enclosures for Medium and/or Low Voltage bushings
  • Cable glands for Medium Voltage connections
  • Pole-mounted skids
  • Centralised auxiliary contact box
  • Silicon or vegetable oil
  • Shield between primary and secondary windings
  • Oil collection trays in metal/PVC

TRUST THE EXPERTISE OF EL.PI. CAST-RESIN!

Expertise in the production of oil-immersed transformers.

Find out how we can create a tailor-made product to meet all your needs!

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