S11 Step Down 3 Phase Oil Immersed Distribution Transformer 100% Copper Windingsmer 1250KVA 10KV

Product Description

Technical Specification
Brand NameYawei
Model NumberS11
PhaseThree
Coil NumberThree
UsagePower
Coil StructureLayer coil
Rated Primary Voltage10 kV
Rated Secondary Voltage0.4 kV
Power1250KVA
CertificationISO9001:2008
StandardIEC Standard
TypeDistribution Transformer
Frequency50/60Hz
Rated capacity630KVA
Winding MaterialCopper
Vector groupDyn11/Yyn0/Yzn11
Input Voltage10kv, 11kv, 15kv, 22kv, 30kv
Output Voltage380v, 400v
Cooling MethodOil Cooling
Product Show
Product Show Main
Product description:
Oil immersed transformer, use analysis software and special calculation and validation procedures to make sure the performance of products. Superior process equipment, elaborate material selecting and efficient manufacturing make the transformer have small volume, light weight, low loss, low partial discharge, and low noise characteristics. The product is stable, reliable, economic, and environmental protection. It can be applied to power plants, transformer substations, large industrial mining, and petrochemical enterprises.
Product Structure
Main Products Showcase
Production Capability
We have more than 50 engineering and technical personnel and more than 1000 employees, covering an area of 240,000 square meters. The company has a strong production capacity and efficient marketing team. Products include 110KV, 220KV large ultra-high voltage transformers and 35KV below various dry transformers, oil-immersed transformers, amorphous alloy transformers, pre-installed substations, and various specifications of special transformers. All products have passed the routine, type, and special tests of the National Transformer Quality Supervision and Inspection Center.
Product Parameter List
Why Choose Us
  • More than 20 years of experience producing different kinds of transformers.
  • Customer-oriented approach with a focus on technology and science development.
  • High-quality products with a strong reputation among global customers.
  • Passed ISO9001:2000 quality system certification.
  • Strong supply chain and comprehensive after-sale service.
Packing & Delivery
Frequently Asked Questions
What types of transformers can we purchase from you?
We provide 110kV-220kV Oil-immersed Power Transformers, Dry-type Transformers, Unpacked H Grade Dry Transformers, Distribution Transformers, Pad-mounted Transformers, and various enameled/composite wires.
How do you guarantee the quality of your products?
We always send a sample for approval before mass production and perform a comprehensive final inspection before every shipment to ensure standards are met.
What technical standards do your products follow?
Our products are manufactured according to international standards including IEC, ANSI, KEMA, and GOST. We also hold ISO9001, OHSAS 18001, and ISO4001 certificates.
What are the advantages of your oil-immersed transformers?
Our transformers utilize advanced analysis software for optimal performance, resulting in low noise, low loss, low partial discharge, and a compact, lightweight design.
What services and delivery terms do you provide?
We accept various delivery terms such as FOB, CIF, and EXW. Payments can be made in USD or CNY via T/T or L/C. Our team provides professional service in English and Chinese.
Do you produce PET bottle making machinery?
Yes, we also offer Semi-Automatic PET Bottle Blowing Machines suitable for producing PET plastic containers and bottles in all shapes.

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