3-Phase 480V Delta - 480 Y 277 (Isolation Transformer)Size Guide SKU # MIT-DRY-151
This transformer is designed to convert 3-phase 480v Delta 3-wire to 3-phase 480v Wye 4-wire with a fully rated neutral with a 277v phase-to-neutral voltage to run equipment such as panels, lighting, motors, CNC machines, welders, conveyor systems, pumps, printing equipment, fabrication tools, and other business machines. Many customers use this transformer to create a fully isolated 480v circuit from their main circuit.
Primary Voltage: 480 Delta
Secondary Voltage: 480 Y 277 (Isolation Transformer)
- CSA and UL Approved
- 60 Hz Frequency
- 150°C Temperature Rise
- Primary Adjustment Taps 2 above, 4 below in 2.5% increments
- High Efficiency Aluminum Windings
- 220°C Insulation Class
- Vacuum pressure Impregnated Windings
- Energy Efficient
Exact sizes and shape to vary. Transformers ordered for indoor use may be provided with outdoor enclosure depending on stock. The transformer may appear different than pictured.
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Approximate Enclosure Dimensions & Weights:
Shipping rates vary, but generally range between 5-10% of the total purchase price.
Transformers shipping from stock deliver within 3-5 business. Maddox has 22 regional fulfillment centers so delivery is never a few days out!
Maddox Fulfillment Centers
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5 Year Warranty
Buy with confidence. All new and used Maddox transformers are tested and come with a full 5 year warranty against defects. If you experience any problems just give us a call and receive a replacement, free of charge. We'll even pay the shipping!