Varelen Electric Co., Ltd

Renewable energy transformer

Fire resistant / self-extinguishing

Environmental and climate class E2 C2 F1

Higher load capacity

Renewable energy transformer

Related product parameters

Main Specification
Transformer Type cast resin
Rated capacity up to 25mva
Rated voltage  up to 36kV
Frequency 50/60 Hz
Phase 3 Phase
Winding material Copper /Aluminum
Insulation class F( 150℃), H(180℃)
Vector group YNd1d1, Dyn11, Dyn5
Protection Enclosure IP00 to IP54
Cooling AN
Environmental and climate classes  E2 C2 F1
Accessories

Fans

Enclosure

Tap changer

Temperature monitoring

Antivibration pads

Application industrial, commercial and catering facilities, public buildings, solar  and other indoor applications.

 

Main advantages

♦Performance and overload
High capacity to support overloads and perturbations.
Excellent performance in case of seismic events and vibrating conditions.
 
Silence
High efficiency material and special geometry design to reduce noise emission in the buildings applications.
 
Eco+POWER
No fire risk caused by flammable materials.
No risk of environmental contamination caused by liquid leakages.
Used materials are recyclable.
 
Savings
High efficiency design, reduced maintenance and installation flexibility in the buldings.
 
Compactness
Compact design for indoor and special room or box dimensions combining terminals position flexibility.  
 
Resistance
Designed and tested for hard enviromental areas from contaminated zones to low temperatures installations.
 

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 specialised tests to meet all customer requirements. We make what matters work for our customers in a safe and reliable way.

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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