Oil-filled power transformer

MGM Transformatoren GmbH

• Device type: Oil-cooled transformer
• Installation type: Stationary, floor-mounted
• Application context (visual): Industrial power supply for production machinery

Manufacturer
• Manufacturer (nameplate): MGM Transformer Company
• Manufacturer location (nameplate): City of Commerce, CA 90040, USA
• Country of manufacture: United States (explicitly stated: "Made in USA")

Identification
• Manufacturer serial number (SN): 08-09-08-50232A
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• Additional identification mark: 7008608D0002
• Catalog number (CAT NO): M2885A2625U0333
• P/L No.: P2885TU-0333

Electrical Specifications (nameplate)
• Rated power: 2885 kVA
• Phase: 3 PH
• Frequency: 50 Hz
• High voltage (HV): 20,000 V
• Low voltage (LV): 2300 / 2300 / 2300 V
• Impedance: 6.36% at 2885 kVA
• Insulation class: OA
• Temperature rise: 65 °C

Insulation / Dielectric Data
• HV BIL: 125 kV
• LV BIL: 60 kV
• Cooling medium: Oil
• Fluid level reference:
– 14 in below handhole at 25 °C
– Fluid level change: 0.64 in per 10 °C

Mechanical Data / Tank Data
• Suitable for tank vacuum: –10 PSI (vacuum filling)
• Maximum operating pressure: +7 PSI
• Altitude rating: Up to 3,300 ft above sea level

Weight Information (nameplate, approx.)
• Core and coil weight: 11,820 lb
• Tank and fittings: 8,320 lb
• Oil volume: 1,235 gal
• Total weight: 27,500 lb
• Weight without tank: 11,820 lb

Tap Changer Information (nameplate)
• Tap positions: 1 (A) to 5 (E)

• HV Tap Voltages:
– 21,000 V
– 20,500 V
– 20,000 V
– 19,500 V
– 19,000 V

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