General Purpose Transformer, 300 kVA, 3 Phase, 480V to 120/240V AC, NEMA 3R

The ACME ELECTRIC T3300K0023B is a 300 kVA general purpose distribution transformer designed for reliable 3-phase power conversion in commercial and industrial applications. This ventilated dry-type unit features a 480V primary and 120/240V AC secondary, with aluminum windings, floor-mount construction, and a NEMA 3R enclosure for added environmental protection. Built for 60 Hz operation, it offers a 150 degrees C temperature rise, a 220 degrees C UL insulation class, and is listed to UL 1561 while meeting or exceeding U.S. DOE 10 CFR Part 431 efficiency requirements.

Key Features:

• 300 kVA power rating for general purpose distribution transformer applications.
• 3-phase transformer configuration for commercial and industrial power systems.
• 480D V primary voltage with 120/240V AC secondary output.
• Ventilated dry-type construction helps support dependable cooling and performance.
• NEMA 3R enclosure provides protection for suitable indoor or outdoor installations.
• Floor-mount design supports secure installation in electrical distribution areas.
• Aluminum windings offer a durable and economical transformer solution.
• Rated for 60 Hz operation.
• 150 degrees C temperature rise with 220 degrees C UL insulation class.
• Includes 2 ANFC taps and 4 BNFC taps with a 0.025 tap step.
• Overall dimensions are 45.6 in H x 39 1/2 in W x 35 1/2 in D.
• UL 1561 listed and compliant with CSA C22.2 No. 47.
• Meets or exceeds U.S. DOE 10 CFR Part 431 requirements.