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333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V
Informazioni dettagliate
Luogo di origine:
Cina
Certificazione:
CE,ISO
tipo:
Trasformatore di distribuzione aereo
Fase:
Monofase
Capacità:
333kVA
Tensione primaria:
24940GrdY/14400V e 12470GrdY/7200V
Classe di raffreddamento:
ONAN
tensione secondaria:
480 V
Materiale di avvolgimento:
Rame
Standard di efficienza:
Conforme agli standard DOE 2016 ANSI IEEE
Tempi di consegna:
30 GIORNI
Capacità di alimentazione:
5000 set/mese
Descrizione del prodotto

333kVA Overhead Distribution Transformer Single Phase 14.4-7.2kV to 480V for North American Power Systems



Why Choose Us

  • True Manufacturer — Independently produce silicon steel cores, oil tanks & complete transformers. Not an assembler.
  • Laser-Scribed Silicon Steel Core — Proprietary technology for lower core losses and higher efficiency.
  • UL/cUL Certified — Pole-mounted & pad-mounted transformers listed. Meets ANSI, IEEE, CSA C802.1, DOE.
  • Fast Delivery — 600+ units/month, standard products in 7–35 days.
  • 18 Years, 60+ Countries — Proven reliability from Canadian winters to tropical climates.
  • Full Certifications — ISO 9001 | ISO 14001 | ISO 45001 | UL/cUL | CE | TUV

333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 0



Product Photo

333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 1


Main Data

Transformer Type Overhead Distribution Transformer, Conventional Type
Phase Single Phase
Capacity 333 KVA
Primary Voltage 24940GrdY/14400V & 12470GrdY/7200V
Secondary Voltage 480V
Frequency 60 Hz
Temperature Rise 65°C
Insulation Rating Class A
Cooling Class ONAN
Impedance (@ 85°C) 4.61%
Efficiency Standard(s) Meets DOE Standards, Meets CSA C802.1, Meets ANSI C57.12.20
Winding Material Copper
Dimensions(H×D×W) 1700×1300×1900 mm
Total Weight (Liquid Filled) 1634kg
Efficiency 99.43%
No Load Loss 460 W
Full Load Loss (85°C)) 2012.2 W



Technical drawings

333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 2


Standard Features

  • 333kVA High-Capacity Overhead Distribution
    Single-phase pole-mounted design for 24940GrdY/14400V & 12470GrdY/7200V to 480V power conversion, ideal for residential, rural, and light commercial utility networks.
  • Full North American Compliance
    Tested per ANSI C57.12.20, fully meets CSA C802.1 and DOE efficiency standards for utility-grade safety and performance validation.
  • Robust Liquid-Filled Construction
    Conventional-type overhead design with ONAN self-cooling, built to withstand harsh outdoor weather and extreme temperature conditions.
  • Dual High Voltage Primary Design
    Flexible dual voltage primary configuration (14.4kV/7.2kV) for versatile grid connection applications.
  • Premium Copper Windings
    High-purity copper windings with grain-oriented steel core for low loss, high efficiency, and long-term operational reliability.
  • Pressure-Sealed Tank Technology
    Advanced pressure-sealed tank design reduces maintenance requirements and extends service life.
  • Mineral Oil Insulation
    Non-PCB mineral oil insulation for excellent thermal stability, fire resistance, and long service life in overhead environments.
  • Flexible Termination Design
    Tin-plated primary and secondary terminals compatible with both copper and aluminum conductors, simplifying field installation.

333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 3



Applications


Sector Applications
Residential  Neighborhoods, housing developments, apartments
Agricultural Farms, irrigation systems, rural electrification
Commercial Retail stores, offices, community buildings
Utility Distribution networks, street lighting, remote power
Infrastructure Construction sites, temporary power



Specifications


Rated Capacity
(kVA)		 High voltage
(kV)		 No Load Loss
(W)		 On load Loss
(W)		 Height
(mm)		 Depth
(mm)		 Width
(mm)		 Weight
(kg)
15 kVA 34.5/19.92
13.8/7.96
13.2/7.6
12.47/7.2
or others		 50  195  840  740  610  294 
25 kVA 80  290  840  740  610  362 
37.5 kVA 106  360  840  760  610  476 
50 kVA 135  500  840  810  610  553 
75 kVA 190  650  840  860  610  672 
100 kVA 280  1010  910  1200  965  714 
167kVA 435  1530  1000  1200  965  913 
250 kVA 550  2230  1250  1300  1430  1106 



Production Process


333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 4


333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 5


333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual Primary Voltage to 480V 6