
Manufacturer Warranty
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Description
The HPS SG3A0015KK0C dry type transformer is a general-purpose distribution transformer rated for 600 volts and below, designed for supplying appliances, lighting, heating systems, motorized machines, and other industrial loads from electrical distribution systems. With a 15 kVA power capacity and a three-phase configuration, this transformer is ideal for medium-scale industrial and commercial applications. Its NEMA 3R enclosure makes it suitable for both indoor and outdoor installations, providing protection against rain, sleet, and ice formation.
For non-linear loads, the HPS SG3A0015KK0C three phase transformer and all standard DOE 10 CFR Part 431/TP1 distribution transformers must be de-rated to compensate for additional heat generated by harmonic losses. For applications with substantial harmonic distortion, the HPS Sentinel K series is recommended for safe and efficient operation.
Key Features of Hammond SG3A0015KK0C 480 Volts Transformer:
• Voltage Rating: 480 volts primary, 240 volts / 120 volts secondary.
• Power Capacity: 15 kVA, three-phase transformer.
• Meets the latest U.S. DOE 10 CFR Part 431 efficiency standards (effective January 1, 2016).
• Standard 150°C temperature rise with a 220°C insulation class.
• 10 kV BIL on all three-phase DOE 2016 models.
• NEMA 3R-rated for indoor and outdoor use, protecting against harsh weather conditions.
• Available with copper or aluminum windings for various application needs.
• UL Listed and CSA Certified for safety and reliability.
• Custom sizes, ratings, and configurations available upon request.

Additional information
- DIMENSIONS
20.1 × 21.5 × 22 in
- KVA:
15
- PHASE:
THREE
- PRIMARY VOLTAGE:
480
- SECONDARY VOLTAGE:
480Y
277
- WINDING MATERIAL:
COPPER
- HZ:
60
- TEMP RISE:
150
- ENCLOSURE:
NEMA 3R
- TYPE:
ENERGY EFFICIENT GENERAL PURPOSE DISTRIBUTION
- OTHER:
SCD19
- TAPS:
2+4-2.5%
- TRADE NAME:
HPS SENTINEL G
- Weight
210 lsb