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225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer
Detail Information
Place of Origin:
CHINA
Certification:
CE,ISO
Type:
Cast Resin Transformer
Rated Capacity:
225 KVA
Primary Voltage:
12470Y/7200V
Secondary Voltage:
480Y/277V
Cooling Method:
AN/AF
Insulation Class:
F (155℃)
Enclosure Rating:
NEMA 3R Weatherproof, UL50
Efficiency Standard(s):
DOE 2016, IEEE, ANSI
Delivery Time:
30days
Supply Ability:
1000set/month
Highlight:

225kva Cast Coil Transformer

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NEMA 3R Cast Coil Transformer

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Cast Coil Transformer 12.47kv to 480v

Product Description
225kVA Cast Coil Transformer - 12.47kV to 480V
Reliable, high-efficiency dry-type transformer built for North American projects. 225 kVA, three-phase, 12470Y/7200V to 480Y/277V, 60 Hz. Cast resin construction (no oil), Class F insulation, aluminum windings, forced-air fans, and weatherproof NEMA 3R steel enclosure — ideal for outdoor or indoor pad/floor installations.
Product Photos
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 0
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 1
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 2
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 3
Technical Specifications
Transformer TypeCast Resin Transformer (CRT)
Transformer ConfigurationDry Type, Ventilated
PhaseThree Phase
Capacity225 KVA
Vector GroupYNyn0
Primary Voltage12470Y/7200V AC
Secondary Voltage480Y/277V AC
Frequency60 Hz
Temperature Rise80°C
CoolingAN/AF
Insulation ClassClass F
Efficiency Standard(s)DOE 2016, IEEE, ANSI
Winding MaterialAluminum
Ambient Temperature Rating40°C
Sound Level56 dBA
Enclosure RatingNEMA 3R Weatherproof, UL50
Efficiency %99.00%
No Load Loss (in watts)±700W
Full Load Loss (in watts)±2,900W
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.
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 4
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 5
Performance & Advantages
  • Strong short-time overload capacity: Resin-encapsulated windings provide better resistance to short current surges than oil-filled units
  • Temperature visibility: Winding temperature probes with digital display enable real-time monitoring
  • Low maintenance: Requires only routine inspection and simple cleaning
  • Low noise: Quiet operation, suitable for noise-sensitive locations
  • Low fire risk: Self-extinguishing materials reduce fire hazards
  • Environmentally friendly: Materials comply with modern environmental and safety standards
  • Low installation cost: Compact design allows closer placement to loads, saving time and expense
  • Moisture and contamination resistant: Suitable for outdoor or high-humidity environments
  • High impact tolerance: Robust construction for demanding industrial conditions
  • Vibration-capable: Select models operate reliably under heavy vibration
Production Process
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 6
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 7
225kva Cast Coil Transformer 12.47kv To 480v Nema 3r Enclosure Doe 2016 IEEE ANSI Standards Epoxy Resin Cast Transformer 8