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Oil Immersed Transformers

Oil immersed transformers offer a customize and reliable solution for the customer as the typical design allows many configurations and installations.
Thanks to their design, oil immersed transformers are used either for indoor or outdoor installations and in high polluted places.

Hermetically sealed tank
 
Earthing terminal
 
 
LV bushing
 
 
 
LV bushing
 
 
 
Off load tap changer
 
 
 
 
HV bushing
 
 
 
 

HERMETIC

Earthing terminal
 
 
LV bushing
 
 
 
 
Off load tap changer
 
 
 
 
 
HV bushing
 
 
 
 

WITH CONSERVATOR

OIL IMMERSED CATALOG

ADVANTAGES

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SAVING

Designed for easy installation with accessories properly wired and positioned to simplify the installation and maintenance operations in order to reduce the costs.

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COMPACT DESIGN

Optimized dimensions and terminals arrangement for critical situation of space.

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HIGH ENVIRONMENTAL RESISTANCE

Specific coating tretment and use of stainless steel bolts to withstand the most extreme environmental conditions.

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HEAVY DUTY

Special design structure for seismic zones or for using in applications with high level vibrations.

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ECO-FRIENDLY

Research and development of the most performing materials combined with an advanced design for high energy efficiency. Safe to use and easy to dispose.

STANDARD ACCESSORIES

HERMETIC

WITH CONSERVATOR

TESTS

ROUTINE TESTS

To be performed according to IEC 60076-11:

  • Measurement of winding resistance
  • Measurement of voltage ratio
  • Checking of phase displacement
  • Dielectric routine tests
  • Measurement of partial discharges
  • Measurement of no-load losses and current
  • Measurement of short-circuit impedance and load losses
  • Test of accessories

Can be performed:

• Lightning impulse test
• Temperature rise test
• Determination of sound level

Can be performed:

• Short-circuit withstand test