1500 KVA 24940 Delta Primary, 480Y/277 Secondary, IEN Hanchang, 7-Tap, 150kV BIL, DOE 2016, UL Listed, New (5 Available)

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High-specification 1500 kVA three-phase pad-mounted transformer manufactured by HC TNS (IEN Hanchang), a premier manufacturer with over 50 years of industry experience supplying the U.S. power distribution market.

This premium unit features a 24,940V Delta primary with an exceptional 150kV BIL rating, specifically engineered for maximum reliability in high-voltage utility and large-scale industrial applications. It is UL Listed and fully compliant with 2016 DOE efficiency standards

Key Specifications

• Capacity : 1500 kVA (Three-Phase, 60Hz, ONAN).

• Voltage Ratio : 24,940V Delta (High Voltage) to 480Y/277V.

• Insulation Level (BIL) : 150 kV BIL (HV) – Offers exceptional protection against lightning strikes and switching surges, a premium feature for 1500kVA units.

• Tap Changer : 7-Position De-energized Tap Changer (DETC) – Provides a wide voltage regulation range from 26.4kV down to 20.2kV.

• Vector Group : Dyn1 – Optimized for system grounding and harmonic mitigation.

• Protection System : 38kV-Class Dual Fusing – Equipped with Bay-O-Net and Current Limiting Fuses for maximum safety.

• Efficiency & Certification : DOE 2016 Compliant / UL Listed (File E497471)
  
  

Detailed Specifications

🌟 Why HC TNS? (Your Trusted Power Partner)

Beyond just a sale—Integrated solutions for your project’s success.

• [Ready-to-Ship] Immediate delivery from our extensive stock (300 kVA – 3,750 kVA).

• [Fast-Track] Custom-built units with the industry’s shortest lead times for your specific requirements.

• [Professional] Expert on-site installation and emergency repair services provided by senior engineers.

• [Proven Quality] Over 50 years of U.S. electric expertise, specializing in high-reliability pad-mounted designs and UL Listed (E362009) compliance.

Inquire today for 7-Tap specifications and the fastest delivery schedule!