Are you curious about where the best winding power transformers in China are made? In this article, we’ll explore the top three factories that stand out in quality, innovation, and reliability. Whether you’re in the industry or just interested in technology, join us as we uncover what makes these manufacturers exceptional!

China 110 KV Three Phase Three Winding NLTC Oil Immersed Power …

Product Details: 110 KV Three Phase Three Winding NLTC Oil Immersed Power Transformer is used in power plants, transformer substations, and large chemical factories. It complies with National and IEC standards.

Pros:
– High reliability and longevity in power networks.
– Manufactured according to high industry quality standards (ISO 9001 and SANS).

Cons:
– Limited customization options may not meet all specific client needs.
– Potentially high initial investment cost.

three winding power transformer Manufacturer & Supplier in China …

Product Details: Three Winding Power Transformer is a specialized transformer with three independent wire coils, designed for efficient power distribution in various industries, including electrical power plants and residential locations.

Pros:
– Versatile use cases in industrial and residential applications.
– High efficiency and performance with advanced technology.

Cons:
– Complex design may require specialized knowledge for maintenance.
– Potentially higher cost compared to standard transformers.

SFSZ-300MVA/400KV three-phase winding power transformer

Product Details: Baoding Tianwei Baobian Electric Co., Ltd. specializes in power transmission and transformation equipment, including main transformers, high-voltage plant transformers, and auxiliary transformers. The company has a total annual production capacity of 170,000 MVA and has developed various specialized products for nuclear power plants and other energy sectors.

Pros:
– Strong technical strength and good corporate reputation
– High-reliability product quality with a wide range of transformer products

Cons:
– Limited information on specific product performance metrics
– Potential dependency on the domestic market despite international exports

66KV 3 Phase Two Winding NLTC Step Up Power Transformer

Product Details: 66KV 3 Phase Two Winding NLTC Step Up Power Transformer with rated power options from 6300kVA to 63000kVA, designed for high voltage applications in power plants and substations.

Pros:
– Low apparent discharge amount (< 80pC under 1.5 times rated voltage)
– Noise levels lower than 58 dB for products of 63MVA and below
– No-load loss is 30% lower than IEC standard
– High reliability with no damages or oil leakage in service

Cons:
– Limited to specific voltage ratings (66KV to 220KV)
– Potentially high initial cost for advanced technology

6300kVA 33kV 3-phase 2-winding Power Transformer with OCTC – NPC ELECTRIC

Product Details: 6300kVA 33kV 3-phase 2-winding Power Transformer with Off-circuit tap changer, optimized design for low noise, low partial discharge, and high short circuit withstand capability. Features advanced electromagnetic calculation and structural design software.

Pros:
– Low noise operation
– High short-circuit withstand capability
– Extended service life due to low partial discharge
– Effective cooling and temperature management

Cons:
– High initial cost
– Requires specialized installation and maintenance

220kV Three-phase Three-winding Auto Transformer with OCTC China …

Product Details: 220kV Three-phase Three-winding Auto Transformer with OCTC, optimized design for low noise, low partial discharge, and high short circuit withstand capability. Features include oil-immersed cooling, ISO9001-2000 certification, and a productivity of 300 sets/year.

Pros:
– Low noise operation
– High resistance to short-circuit capacity
– Extended service life due to low partial discharge

Cons:
– Potentially high initial cost
– Requires careful installation and maintenance

China 110kV 3-Phase 2-Winding Power Transformer Suppliers …

Product Details: 110kV 3-Phase 2-Winding Power Transformer designed for low partial discharge, low loss, low noise, light weight, and high reliability. Capacity range: 6300kVA-100000kVA. Operating temperature: +40 °C to -30 °C. Standards: IEC 60076 series.

Pros:
– Low loss due to optimized transposition and slotting process.
– High resistance to short circuits and good mechanical strength.

Cons:
– Limited operating altitude of ≤1000m.
– Requires careful packing and transportation procedures.

China 66kV 3-Phase 2-Winding Power Transformer Suppliers, Manufacturers …

Product Details: 66kV 3-Phase 2-Winding Power Transformer, Capacity range: 1000kVA-31500kVA, Cooling Method: Oil-immersed Type Transformer, Operating Ambient Temperature: +40 °C–30 °C, Operating Altitude: ≤1000m, Standard: IEC 60076-1:2000, IEC 60076-2:1993, etc.

Pros:
– Low loss due to optimized transposition and magnetic shielding
– High resistance to short circuit
– Low noise operation
– Low temperature rise with axial oil channels

Cons:
– Limited operating altitude of ≤1000m
– Transport speed not exceeding 15km/h may delay delivery

Three-Winding Transformer | Three-Phase Transformer | Daelim

Product Details: Three-winding transformers are single-phase transformers that include a primary, secondary, and tertiary winding, allowing for voltage distribution to multiple loads.

Pros:
– Allows for transfers of electricity to numerous loads of varying voltage using o…
– Supports voltage transfers for additional equipment and appliances within the po…

Cons:
– Difficulty in finding replacements for a three-winding transformer.
– More complex setup compared to two-winding transformers.

Tertiary Winding of Transformer – Electrical4U

Product Details: Tertiary winding is an additional winding in a transformer, creating a three-winding transformer, which helps in stabilizing the system and redistributing fault currents.

Pros:
– Reduces unbalance in the primary winding due to three-phase load.
– Redistributes fault current and supplies auxiliary loads.

Cons:
– Design complexity due to additional winding requirements.
– Potential for increased costs in transformer manufacturing.

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Frequently Asked Questions (FAQs)

1. What are the key features of three winding power transformers?

Three winding power transformers are designed to handle multiple voltage levels, making them ideal for complex power distribution systems. They typically consist of three sets of windings, allowing for efficient energy transfer and voltage regulation. These transformers are known for their reliability, high efficiency, and ability to manage load variations effectively.

2. How do I choose the right factory for purchasing transformers in China?

When selecting a factory, consider their experience, certifications, and production capacity. Look for customer reviews and case studies to gauge their reliability. It’s also beneficial to visit the factory if possible, to assess their quality control processes and overall operations.

3. What is the typical lead time for manufacturing three winding power transformers?

Lead times can vary based on the factory’s workload and the complexity of your order. Generally, you can expect a lead time of 8 to 16 weeks. It’s best to discuss timelines upfront with the factory to ensure they can meet your project deadlines.

4. Are there any quality standards that these factories adhere to?

Yes, reputable factories in China typically adhere to international quality standards such as ISO 9001 and IEC standards. These certifications ensure that the transformers meet safety and performance requirements. Always ask for documentation to verify compliance before making a purchase.

5. What kind of after-sales support can I expect from these factories?

Most factories offer after-sales support, including installation guidance, maintenance services, and warranty options. It’s important to clarify the specifics of their support services before purchasing. A good factory will provide you with resources and assistance to ensure your transformers operate efficiently.