Virginia Transformer Corp.

4,400 kVA Oil Filled Transformer

In Stock – Available for Immediate Shipment

The 4,400 kVA liquid-filled converter-duty transformer from Virginia Transformer is engineered for high-power converter applications requiring reliable bidirectional power flow. Featuring KNAN cooling, environmentally friendly natural ester insulating fluid, and a 3-leg step-lap core, this transformer is designed for demanding industrial and renewable energy applications. Available from inventory for immediate shipment.

Product type

Oil-Filled Transformer

kVA Rating

4,400 kVA

Primary Voltage

34.5 kV Delta

Secondary Voltage

690V / 690V

Designed for converter-duty and bidirectional power flow
Natural ester insulating fluid for enhanced environmental performance
Engineered for demanding industrial and renewable energy applications
Available for immediate shipment

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Full Specifications

Product Oil-Filled Transformer
Manufacturer Virginia Transformer Corp. (VTC)
kVA 4,400
Cooling Class KNAN
Temperature Rise 75C
Fluid Natural Ester Fluid (Savita Biotransol-HF)
Frequency 60Hz
Winding Material (HV & LV) Aluminum
High Voltage (HV) 34.5 kV Delta
Low Voltage (LV) 690V / 690V
Phases 3
HV BIL 150 kV
LV BIL 30 kV
Vector Group Dy1y1
Core Construction 3 Leg Step LAP
Tap Position +5% to -5% (5 Positon)
PCB Content Non-PCB
Transformer Type Converter Duty
Applicable Standards IEEE Standard C57.12.00
Application Suitable for bi-directional power flow
Total Approximate Weight 28,650 lbs.
Weight Core & Coil 10,700 lbs.
Weight Tank & Fitting 10,950 lbs.
Liquid Volume 912 Gallons

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