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250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
Specifications
Brand Name :
WINLEY
Model Number :
D-250/22.86
Certification :
UL/cUL,CE,ISO
Place of Origin :
CHINA
MOQ :
1unit
Price :
$1000-$10000
Payment Terms :
T/T
Supply Ability :
1000set/month
Delivery Time :
30days
Packaging Details :
Plywood case
Transformer Type :
Pole Mounted Transformer
capacity :
250 KVA
Primary Voltage :
22860GrdY/13200
Secondary Voltage :
277/480V
Frequency :
60 Hz
Winding Material :
Copper
Cooling Class :
ONAN; Self-Cooled
Standards :
Meets DOE 2016 Standards, Meets CSA Standards Meets ANSI/IEEE Standards
Description

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer UL/cUL Listed

WINLEY Electric designs and manufactures a full line of single‑phase pole‑type distribution transformers for overhead utility systems. Built for dependable power and long service life, this 250 kVA pole‑mounted transformer pairs high capacity with industry‑leading safety, efficiency, and corrosion resistance — now reinforced by authoritative UL certification for assured compliance and field confidence.

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

Pole Mounted Transformer Main data

Transformer Type Pole Mounted Transformer
Phase Single Phase
Capacity 250 KVA
Primary Voltage 22860GrdY/13200
Secondary Voltage 277/480V
Frequency 60 Hz
Temperature Rise 65°C
Insulation Rating Class E Insulation - 120°C, 248°F
Cooling Class ONAN; Self-Cooled
Efficiency Standard(s) Meets DOE 2016 Standards, Meets CSA Standards Meets ANSI/IEEE Standards
Winding Material Copper
Ambient Temperature Rating 40°C
Ambient Operating Temperature Range -40°C to +40°C (-50°F to +104°F)
Sound Level 55 dBA
Tank Material 304 Stainless Steel
Efficiency 99.20%
No Load Loss (in watts) +/- 680W
Full Load Loss (in watts) +/- 2,755W

Technical drawings

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

Key Advantages

  • Powerful 250 kVA capacity: Ideal for heavy single-phase distribution loads and industrial or utility pole-mounted applications that require substantial power handling.
  • UL-qualified: Meets rigorous Underwriters Laboratories (UL) standards, providing verified safety and market acceptance.
  • High efficiency: 99.20% efficiency (measured at 50% of nameplate kVA), complying with DOE 2016 and CSA efficiency requirements to reduce operating losses and energy costs.
  • Rugged stainless steel construction: 100% 304 stainless steel tank, removable top cover and corrosion-resistant cover band for outstanding durability in harsh outdoor environments.

Pole Mounted Transformer Certifications

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

Pole Mounted Transformer Specifications

10kva-333kva Single-phase oil immersed transformer
Rated Cap acity(kVA) High Low Voltage(v) Connection Symbol Standard Short-circuit impedance(%) Efficiency
Voltage(v) (%)
10 4160
7200
12000
12470
13200
13800
19920
24940
34500		 110
220
230
400
480		 II0,II6 IEEE/ANSI/ DOE 1.8-4% 98.7
15 98.82
25 98.95
37.5 99.05
50 99.11
75 99.19
100 99.25
167 99.33
250 99.39
333 99.43

Production process

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

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250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

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Product Detail
Brand Name :
WINLEY
Model Number :
D-250/22.86
Certification :
UL/cUL,CE,ISO
Place of Origin :
CHINA
MOQ :
1unit
Price :
$1000-$10000
Contact Supplier
video
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer
250kva Single Phase Pole Mounted Transformer 304 SS Tank 22860Grdy To 480V oil immersed Power Distribution Transformer

Xiamen Winley Electric Co.,Ltd

Verified Supplier
5 Years
fujian, xiamen
Since 2007
Business Type :
Manufacturer, Seller
Main Products :
Three Phase Isolation Transformer, Oil Type Transformer, Three Phase Pad Mounted Transformer
Total Annual :
$15M-$20M
Employee Number :
50~70
Certification Level :
Verified Supplier
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