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Submerged Arc Furnace Transformers

sub-merged-arc-furnace-transformer

kVA Process Transformers introduces the Submerged Arc Furnace Transformers, featuring 3-phase systems and a bank of three single-phase transformers for higher capacities.

Three-Phase Units:

Our three-phase units are available in three configurations:

  1. Tap windings in series with the main HT windings within a single core frame and tank, equipped with OLTC (On-Load Tap Changer).
  2. Tap windings separated via an autotransformer in addition to the main transformer, both housed within a common tank.
  3. Tap windings connected through an autotransformer in a separate tank with OLTC, while the main transformer is housed in a different tank.

Single-Phase Units:

The three single-phase units come in the following configurations:

  1. Tap windings in series with the main HT windings within a single core frame and tank, equipped with OLTC.
  2. Tap windings separated via an autotransformer in addition to the main transformer, housed within a single tank with OLTC.
  3. Each unit consists of only the main transformer, with OLTC and the three-phase autotransformer housed in a separate tank.

Technical Specifications:

  1. The three-phase system is compatible with up to 15 MVA, while single-phase transformers can exceed 15 MVA.
  2. Three-phase units provide flexibility with series tap windings, which are separated through an autotransformer.
  3. Additionally, three-phase units with tap windings connected via an autotransformer are placed in separate tanks.
  4. Single-phase units offer three distinct configurations.
  5. All transformers are equipped with OLTC (On-Load Tap Changers) for optimized performance.

Benefits & Applications:

  1. The 3-phase system ensures durability, reliability, and high performance.
  2. Availability in three configurations for both three-phase and single-phase units provides flexibility for diverse applications.
  3. Integrated tap windings optimize operational efficiency and performance.
  4. Single-phase units offer three distinct configurations.
  5. The implementation of OLTC (On-Load Tap Changer) technology ensures smooth and efficient operation.

Industry Applications:

  1. These transformers are ideally suited for ferroalloy units and slab refining companies, where they provide the required high-power output.
  2. They have extensive applications in the metallurgical industries, ensuring optimal performance and reliability.

Quality and Compliance:

  1. Certifications: IS/2026, IS/5553, IS/12977.
  2. Quality Assurance: We ensure high-quality standards for all our products, from design and production to labor and quality control processes. Our transformers are engineered for reliability and excellent performance.

Support and Services:

  1. Maintenance and Repair Services: Maintenance and repair services are available exclusively for transformers manufactured by us.

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FAQ

How does a submerged arc furnace transformer function?
A submerged arc furnace transformer supplies the necessary voltage and current to the furnace, enabling the submerged arc process. Electrodes are submerged into the raw material, and as current passes through, the resistance generates heat, melting the material efficiently.
What are the key features of submerged arc furnace transformers?
These transformers are designed for high current and duty cycles, typically ranging from 800A to 1600A with a 100% duty cycle. They are built to withstand the harsh operating conditions of submerged arc furnaces.
Can submerged arc furnace transformers operate on both AC and DC?
Yes, submerged arc furnace transformers can be configured to operate with both AC and DC systems, depending on the specific requirements of the welding or melting process.
What types of flux are compatible with submerged arc furnace transformers?
Common flux types used include fused flux and bonded flux, each offering distinct advantages. The choice of flux depends on the specific application and desired weld properties.
How do you select the appropriate submerged arc furnace transformer for your application?
Selection depends on factors such as the required current, voltage, duty cycle, and the specific materials being processed. Consulting with a transformer specialist can ensure the best fit for your needs.
What maintenance practices are recommended for submerged arc furnace transformers?
Regular inspections, cooling system checks, and ensuring connections are secure are vital. Preventative maintenance helps in extending the lifespan and efficiency of the transformer.
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