Xiamen Winley Electric Co.,Ltd
                                                                                                           
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China 15KVA Three Phase Auto Transformer 600V/480V to 240Y/139V with ≥98% Efficiency and IP54 Protection for sale

15KVA Three Phase Auto Transformer 600V/480V to 240Y/139V with ≥98% Efficiency and IP54 Protection

Price Negotiable
Price: $20-$8000
MOQ: 1unit
Delivery Time: 10-15days
Brand: WINLEY
Product Description
Product Overview

15KVA three-phase auto transformer designed for industrial power conversion applications, featuring 600V/480V to 240Y/139V voltage transformation with high efficiency and robust construction.

Key Features
  • Three-phase star connection with air self-cooled design
  • Three pillar steel core construction for enhanced magnetic performance
  • Integrated temperature protection switch prevents coil overheating and burnout
  • High efficiency rating ≥98% for energy savings
  • Available in aluminum or copper winding materials
Technical Specifications
ParameterSpecification
Rated Power15KVA (up to 5000KVA available)
Input Voltage600V/480V (Rated Voltage ≤ 1000V)
Output Voltage240Y/139V (Rated Voltage ≤ 1000V)
Frequency50/60Hz ±5%
Phase NumberThree Phase
Vector GroupYyn0/Dyn11
Impedance Voltage4%
Efficiency≥98%
Insulation ClassF/H
Coil Temperature Rise≤120K
Cooling MethodNatural Convection (AN) or Forced Air (AF)
Protection DegreeIndoor IP20 (NEMA 1) / Outdoor IP54 (NEMA 3)
Standards ComplianceIEC and EN Standards
Environmental Specifications
Ambient Temperature-10℃ to +45℃
Relative Humidity≤95% (non-condensing)
Altitude≤1000m
Technical diagram of 15KVA three-phase auto transformer showing electrical connections and internal components Actual product photo of 15KVA three-phase auto transformer unit with industrial enclosure
Frequently Asked Questions
Can I order samples for testing?
Yes, we welcome sample orders for quality verification. Sample delivery typically takes 3-7 days via DHL, UPS, or FedEx.
What is the production lead time?
Mass production requires 7-25 days depending on order quantity and customization requirements.
What warranty do you provide?
24-month warranty from bill of lading date. We provide free replacement for damaged accessories and technical support as needed.
Do you offer OEM/ODM services?
Yes, we provide comprehensive customization including colors, functions, packaging, and logo printing (MOQ: ≥10pcs).
How do you ensure product quality?
All products hold CE certification with professional engineering oversight. We conduct performance testing during production and comprehensive quality checks upon completion.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xiamen Winley Electric Co.,Ltd
Location No. 99 Yilan Road,Siming,Xiamen,Fujian,China
Contact Person Steven

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