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Description
The Hammond SG3A0075DK0C 75 kVA transformer is a high-efficiency general-purpose distribution transformer rated for 600 volts and below. It is designed to supply power to appliances, lighting, heating systems, motorized machines, and other electrical loads in commercial and industrial settings. With a 240 Delta VAC primary and a 480Y/277 VAC secondary, this transformer delivers 75 kVA of power at 60 Hz frequency, making it ideal for a wide range of electrical distribution applications.
Engineered for energy efficiency, the HPS SG3A0075DK0C dry type transformer meets the latest U.S. DOE 10 CFR Part 431 efficiency standards, offering optimal performance with reduced energy losses. It features copper or aluminum windings and precision-cut, cold-rolled silicon steel laminations, ensuring reliable operation and enhanced durability. The NEMA 3R enclosure makes it suitable for indoor and outdoor installations, providing protection against rain, sleet, and snow. The transformer also features front-accessible high and low-voltage terminals with aluminum and copper-compatible connectors for easy cable installation, along with side knockouts and bottom conduit entry for simplified wiring.
Key Features of HPS SG3A0075DK0C 240 volts Transformer:
• Meets DOE 10 CFR Part 431 efficiency standards.
• Copper or aluminum windings available.
• 150°C temperature rise, 220°C insulation class.
• Enclosure NEMA 3R – suitable for indoor and outdoor applications.
• Floor mounting with lug/pad connections.
• Meets ST-20 standard sound levels.
• 10 kV Basic Insulation Level (BIL) for improved protection.
• UL Listed and CSA Certified for safety and reliability.
• Robust core and coil interface enhances short-circuit performance.
• Moisture-resistant core coating improves durability.
• Side knockouts and bottom conduit entry for simplified wiring.
• Custom sizes, ratings, and styles available upon request.
Additional information
- DIMENSIONS
27 × 28.3 × 36 in
- KVA:
75
- PHASE:
THREE
- PRIMARY VOLTAGE:
240
- SECONDARY VOLTAGE:
480Y
277
- WINDING MATERIAL:
COPPER
- HZ:
60
- TEMP RISE:
150
- ENCLOSURE:
NEMA 3R
- TYPE:
ENERGY EFFICIENT GENERAL PURPOSE DISTRIBUTION
- OTHER:
SCD53
- TAPS:
2+4-2.5%
- TRADE NAME:
HPS SENTINEL G
- Weight
590 lsb
