High, Medium, and low voltage Power transformers

Voltage

Up to 345 kV

Phase

1 or 3 phase

Size

30-10,000 kVA

Winding

Copper or Aluminum

Listing

UL Listed

DOE

2016 Efficiency

Oil Type

Type II non-PCB mineral oil (ONAN) 

Tank

Carbon steel tank

Bushings

Externally clamped high and low voltage bushings

Impedance

5.75% (±7.5%) 

Door  

Pad-lockable door handle

Temperature Rise  

65 degree C rise

Pressure  

Relief valve and vacuum gauge

Liquid  

Temp gauge and level gauge

Standard Features  

Drain and sample valve, Schrader valve, ground 

pads/lugs, nitrogen blanket

Optional Features

Environmentally friendly, high fire-point FR3 oil 

(KNAN), Key interlock provisions

Other Transformer Offerings (single and three phase)

Pole Mounted

Dry Type 

K-rated and Harmonic Mitigating