Tanaka Electric Tanaka Electric

10kv Furnace Transformer for Steel Producing Furnace and Rectifier Transformers Ville

Customization: Available
Application: Power, Electronic, Instrument
Phase: Three

Product Description

Overview
Model NO. S11-M-250KVA-10/0.4KV Core Core-type Transformer
Cooling Method Oil-immersed Type Transformer Winding Type Two-winding Transformer
Certification ISO9001-2000, ISO9001, CCC, Type-Test Report Usage Single-phase, Combined, Power, Distribution Transformer
Frequency 50/60Hz Material Copper / Aluminium
Vector Group Dyn11 / Yyn0 HS Code 8504210000
Product Description
Oil-immersed Transformer
This unit is usually pole mounted or installed in distribution stations for daily lighting and factory power. The output is up to 0.4kV. Corrugated tanks serve as thermal expansion and contraction components, separating the transformer oil from the air completely. Primary voltage range: 6-38.5KV. Customization is accepted.
Transformer View 1
Transformer View 2
Transformer View 3
Technical Specifications

ADVANTAGES

  • Low losses, low noise, low partial discharge
  • High-quality cold-rolled silicon steel sheets
  • Copper or Aluminum windings
  • Comprehensive safety protection
  • Excellent cooling & insulation performance

APPLICATION

  • Industrial: Petroleum, gas, metallurgy, chemical, mining
  • Infrastructure: Airports, hospitals, malls, hotels
  • Power System: Generation, transmission, distribution

WORKING ENVIRONMENT

  • Ambient temperature: -25℃ to 40℃
  • Altitude: Less than 1000 meters
  • Environment: No heavy pollution, non-explosive, good ventilation
Technical Chart 1
Technical Chart 2
Main Features

1. Core is made of high-quality cold-rolled grain-oriented silicon steel sheet produced with step-lap technology.

2. Winding uses high-strength enameled wire or paper-insulated wire (Copper or Aluminum), offering uniform distribution of ampere-turns and high short-circuit resistance.

3. Oil tank is corrugated type with high corrosion resistance.

4. The active part applies a core free-hanging structure. Gaskets are made of high-quality acrylate rubber to inhibit aging from heat.

Winding Detail

WINDINGS

Core Detail

CORE

Accessories Detail

ACCESSORIES

Manufacturing Capability

With over 50 years of professional experience in transformer production, the facility covers more than 100 acres. It is a high-tech enterprise dedicated to research and production in the power industry, featuring its own R&D center and production base.

  • Annual production capacity: 2.6 million KVA transformers.
  • Equipped with over 120 advanced production and testing devices.
  • Certified by ISO9001 and CCC systems.
Factory View 1
Factory View 2
Production Line
Testing Equipment
Frequently Asked Questions
Are you a manufacturer or a trading company?
We are the original manufacturer and provide customizable services directly to our clients.
Can the products be customized for specific regional requirements?
Yes. Considering the differences in voltage, frequency, and other special requirements across different countries, our products can be fully customized to meet your needs.
What is your main product range?
Our main products include oil-immersed and dry-type transformers, substations, high & low voltage switchgear, and mobile smart centralized container systems.
What information is required for a custom order?
It is best to provide technical drawings and specification documents. Alternatively, you can share detailed technical requirements with our engineering team.
What is the typical delivery time?
Typically, production takes about 15-20 days. The exact timeline depends on the complexity of the design drawings.
How do you ensure the quality of the transformers?
We provide pre-shipment testing and sealing videos. Every product is backed by decades of market validation and rigorous quality control protocols.

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