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500kva Cast Coil Transformer Epoxy Resin 12470V To 480V DOE 2016 IEEE ANSI Standard NEMA 3R Enclosure
A 500 kVA three-phase cast resin (CRT) dry-type transformer designed for North American commercial, industrial, and renewable-energy applications. Compliant with ANSI/IEEE and DOE 2016 efficiency standards. Suitable for indoor or NEMA 3R outdoor use where low maintenance, fire-safe, and high-efficiency distribution are required.
Product Photos
Technical Specifications
Transformer Type
Cast Resin Transformer (CRT)
Transformer Configuration
Dry Type, Ventilated
Phase
Three Phase
Capacity
500 KVA
Vector Group
YNyn0
Primary Voltage
12470Y/7200V AC
Secondary Voltage
480Y/277V AC
Frequency
60 Hz
Temperature Rise
80°C
Cooling
AN/AF
Insulation Class
Class F
Efficiency Standard(s)
DOE 2016, IEEE, ANSI
Winding Material
Aluminum
Ambient Temperature Rating
40°C
Sound Level
56 dBA
Enclosure Rating
NEMA 3R Weatherproof, UL50
Efficiency %
99.00%
No Load Loss (in watts)
±1150W
Full Load Loss (in watts)
±6,550W
Technical Drawings
Winley Electric's cast coil transformers are designed, built, and tested in accordance with the highest industry standards including NEMA, ANSI, DOE, AS60076, and IEEE as applicable.
Key Benefits for North American Market
Key Benefits for North American Market
Built to common North American voltages and 60 Hz frequency with NRTL/UL/CSA listings for smooth acceptance and interconnection.
Cast resin (no oil) construction — fire-safe, low maintenance, and environmentally friendly.
Natural cooling (AN), fanless configuration reduces maintenance and eliminates fan-failure downtime and noise.
High operating efficiency (99.10%) lowers operating costs and helps meet regulatory energy targets.
Comprehensive factory testing and seismic bracing simplify site commissioning and ensure reliability.
Production Process
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Seller
Year Established:
2007
Total Annual:
$45M-$60M
Employee Number:
150~210
Ecer Certification:
Verified Supplier
R&D and production capabilities
Winley Electric boasts a team of dozens of experienced senior engineers who are well-versed in transformer standards of different countries including ANSI, IEEE, CSA, DOE2016, NEMA and IEC60076, and who can tailor cost-effective transformer solutions ... R&D and production capabilities
Winley Electric boasts a team of dozens of experienced senior engineers who are well-versed in transformer standards of different countries including ANSI, IEEE, CSA, DOE2016, NEMA and IEC60076, and who can tailor cost-effective transformer solutions ...