1500kva Three Phase Pad Mounted Transformer Oil Filled Low Voltage 480V To 240V Live Front Electrical Power Transformers

1500kva Three Phase Pad Mounted Transformer Oil Filled Low Voltage 480V To 240V Live Front Electrical Power Transformers

This 1500 kVA, three‑phase, pad‑mounted oil‑immersed transformer is designed to North American IEEE/ANSI standards with a 480 V primary and 416Y/240 V secondary. It features FR3 fire‑retardant ester oil and copper windings.

Product factory photos

Winley Electric’s three‑phase transformers for the North American market are UL and cUL certified, delivering reliable, high‑quality power solutions backed by extensive regional experience.

Technical drawings

The three phase pad mounted transformer immerses the load switch and fuse on the high voltage side of the transformer with the core and windings of the transformer in the same oil tank, has the advantages of advanced structure, reliable performance, energy saving and consumption reduction, flexible use, strong adaptability, and economical advantages.

Main data

Standard Features

• 60 Hz operation.
• 65°C average winding rise.
• Radial & loop feed arrangements.
• Dead and live front type of HV terminals.
• HV BIL 45 – 150 kV (Dead Front) 200 kV (Live Front).
• LV BIL 30 – 60 kV.
• Three-point latching of low-voltage door.
• High-voltage door, which can be opened only after the low-voltage door is opened.
• Rigid steel partition.
• Transformer tank welded from cover to base.
• Permanent nameplate.
• One-inch NPT pipe cap filling provision.
• ANSI tank ground pads.
• One-inch drain valve and sampler.
• Automatic pressure-relief valve (35 SCFM).
• Tap changer with (2) 2.5% full capacity taps above and below nominal.
• One 10”x18” (or 14”x25”) hand hole in transformer tank cover.
• Painted olive-green color.
• Designed, manufactured and tested in accordance with the latest ANSI standards

Specification

Production process