High Power Distribution Transformer with 2-Year Warranty Included

• Customization: Available
• Application: Power
• Phase: Three
• Model NO.: Substation Transformer
• Core: Core-type Transformer
• Cooling Method: Onan/Onaf
• Winding Type: Two-winding Transformer
• Certification: ISO9001-2000, ISO9001
• Usage: Power Transformer
• Frequency Characteristics: Intermediate Frequency
• Brand: Yawei
• Selling Units: Single Item
• Warranty: 2years
• Single Package Size: 2600X2200X1900 Cm
• Coil Number: 2
• Winding Material: Aluminum/Copper
• Transport Package: Wooden Case
• Specification: iron
• Trademark: Yawei
• Origin: Jiangsu, China
• Production Capacity: 500 Set/Sets Per Month
• Package Size: 600.00cm * 800.00cm * 1000.00cm
• Package Gross Weight: 50000.000kg

Product Description

Product introduction

1 High Efficiency and Low Loss
High-Quality Material Process: Our High Power Distribution Transformer is crafted using premium silicon steel sheets, such as the oriented silicon steel, and employs cutting-edge winding technologies, like foil winding or helical winding. This meticulous approach ensures minimized no-load losses (iron loss) and load losses (copper loss), maximizing overall performance and reliability.

2 Energy-Saving Design: Crafted to meet and exceed international energy efficiency standards, our transformer models boast an impressive efficiency exceeding 99%. This remarkable efficiency translates to significant reductions in long-term operating costs, making it a smart choice for those committed to sustainable and economic energy solutions.

3. Adapt to the Demands of Complex Power Grids
Wide Voltage Regulation: Our transformer features adaptable voltage regulation, achieved through on-load voltage regulation (OLTC) or no-excitation voltage regulation. This allows it to accommodate a broad spectrum of voltage fluctuations efficiently and reliably.
Harmonic Suppression: Engineered with a special winding design, such as the Dyn11 connection group, our transformer effectively suppresses the third harmonic. This design makes it seamlessly compatible with grid connections to new energy sources, including photovoltaic and wind power applications.
Short-Circuit Endurance: Our transformer undergoes rigorous short-circuit testing, allowing for optimized impedance design. This ensures reduced impact from fault currents, enhancing durability and stability during unexpected electrical disturbances.

4. Customization and Global Applicability
Flexible Design: Tailored to your specific needs, our transformers can be customized in terms of capacity ranging from 10kVA to an astounding 1000MVA, and voltage levels up to ±1100kV ultra-high voltage. Special protection features, such as salt spray prevention and explosion-proof design, are also available to suit diverse environmental and operational conditions.

Type	Power Transformer
Insulation Class	A-Class
Lightning Impulse Withstand Voltage	as Per IEC Standard
Core Material	Silicon Steel

Main product

Company Profile

Jiangsu Yawei Transformer Co., Ltd. is a powerhouse of innovation, boasting formidable manufacturing prowess backed by a dynamic and proficient production and marketing team. With an impressive workforce of 1,800 dedicated professionals, our team includes over 150 seasoned engineers and technicians, each contributing to our mission of excellence.
Our diverse portfolio of transformer solutions includes an array of high-performance products: Dry-type transformers below 110KV, 220KV, and 500KV, as well as those below 35KV, oil-immersed transformers, cutting-edge new energy transformers, and solar energy storage transformers. We also offer prefabricated substations and specialized transformers, such as reactors, furnace transformers, rectifier transformers, mining transformers, separators, and phase shifters. Our products enjoy substantial acclaim locally and have a robust presence internationally, reaching markets in China, the United States, Europe, India, Madagascar, Vietnam, and Cambodia.
Our designs adhere to a comprehensive range of global standards, including IEEE, ANSI, DOE, CSA, UL, and IEC, reflecting our commitment to quality and safety. We operate six specialized branch factories dedicated to producing essential power transformer components, such as enameled wires, oil tanks, radiators, molds, and fixtures, ensuring a seamless integration of quality across our offerings.
Our extensive production line is a testament to our unwavering dedication to consistency and excellence in product quality. Embracing flexibility and innovation, we welcome OEM and ODM orders, and provide a minimum two-year warranty on all Yawei transformers, affirming our confidence in the products we deliver.
Amidst the bustling heart of modern industry, transformer factories emerge as the pivotal linchpin in the intricate web of power transmission. These factories are distinguished by their meticulous attention to detail and cutting-edge technology, continually pushing the boundaries of what's possible.
Within our state-of-the-art facility, meticulously crafted transformers serve as the cornerstone of electrical infrastructure, symbolizing the relentless march of industrial progress and technological advancement.
Upon entering our factory, you are welcomed by a mesmerizing array of high-performance equipment operating with impeccable precision: Precision Winding Machines: These machines expertly wind coils with remarkable accuracy, ensuring every aspect of the transformer meets exacting design specifications.
Automated Iron Core Production Line: Utilizing the latest advancements in silicon steel sheet cutting and stacking technologies, we manufacture the robust core that forms the heart of our transformers, exemplifying our commitment to innovation.
Eco-Friendly Insulation Material Processing System: Our chosen insulation materials are not only top-tier in performance but also align with stringent environmental standards, highlighting our dedication to sustainable and responsible manufacturing practices.

Company advantages

Our certificates

Exhibition

At the esteemed exhibition, Yawei Transformers unveiled the pinnacle of innovation, displaying the company's unparalleled advantages and formidable strengths. The captivating booth design drew attention from clients worldwide, sparking dynamic discussions and exchanges. This unique presentation highlighted the expansive product line and the exceptional quality that sets the benchmark in the transformer industry.

Company Advantages and Strengths
Yawei Transformers is proud to possess a cutting-edge R&D team and state-of-the-art manufacturing facilities. This commitment to excellence enables us to deliver efficient and dependable power solutions. Our vast industry expertise and unwavering dedication have cemented our sterling reputation, bolstered by our robust technical capabilities and exemplary customer service.
Product Diversity and Quality
At the exhibition, Yawei proudly showcased a diverse array of transformers, including:

High-efficiency transformers: Engineered to meet international energy efficiency standards, these transformers are designed to significantly reduce operating costs.
Smart transformers: Equipped with state-of-the-art monitoring systems for real-time data management, enhancing safety. Customized products: Tailored solutions crafted to meet specific client needs, adapting seamlessly to various application scenarios.

Every product undergoes stringent quality testing to ensure unmatched reliability and durability across a multitude of environments.
Transactions and Collaborations
During the prestigious exhibition, Yawei Transformers achieved successful transactions with several esteemed clients from across the globe, further broadening its reach in the international market. Through insightful discussions, future collaboration opportunities were explored, underscoring Yawei's competitiveness and influence in the global power sector. This exhibition not only elevated Yawei Transformers' brand recognition to new heights but also established a robust foundation for triumphant future growth.

Packaging and transportion

At Yawei Transformers, we prioritize integrity and efficiency in our packaging and transportation processes, guaranteeing that our high-quality transformers reach you in pristine condition, unharmed, and precisely when promised.

Integrity of Wooden Crate Packaging
Our robust wooden crates are meticulously designed with the following exceptional features:
Durability: Constructed from premium-grade wood, our packaging is engineered to withstand the rigors of transit, ensuring unmatched protection for your valuable products.
Shock-absorbing Design: Infused with advanced cushioning materials, our crates effectively mitigate impact, ensuring your transformer arrives without a scratch.
Good Sealing: Expertly sealed to ward off moisture and dust, our crates preserve the integrity and quality of your transformer throughout its journey.

Transportation Efficiency
Yawei Transformers collaborates with top-tier logistics companies, forming strategic alliances to deliver unmatched efficiency in transport. We employ a suite of measures to optimize every step of the journey:
Optimized Logistics Solutions: By strategically planning routes tailored to your destination and preferred transport methods, we significantly reduce delivery times to meet your expectations.
Real-time Tracking System: Our state-of-the-art online tracking system offers complete transparency, allowing you to monitor your order's progress with ease and confidence.
Regular Feedback Mechanism: Through active dialogue with our logistics partners, we swiftly address and resolve any challenges, ensuring smooth transit and delivery.

Yawei Transformers' commitment to excellence from packaging to delivery ensures that your products arrive intact, promptly, and with the highest standards of safety, reinforcing our reputation for reliability and fostering unwavering customer trust and satisfaction.

FAQ

Q: What is a power transformer?
A: A power transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.
Q: How does a power transformer work?
A: Power transformers work on the principle of Faraday's law of electromagnetic induction, where alternating current in the primary coil induces a voltage in the secondary coil.
Q: What are the types of power transformers?
A: The main types of power transformers include step-up transformers and step-down transformers.
Q: What is the difference between a step-up and step-down transformer?
A: A step-up transformer increases the voltage while decreasing the current, and vice versa for a step-down transformer.
Q: What is the core of a power transformer made of?
A: The core is typically made of silicon steel, which reduces energy loss due to magnetic hysteresis.
Q: What is the role of the winding in a transformer?
A: Winding carries the electrical current and provides the inductive effect necessary to induce voltage in the other winding.
Q: How efficient are power transformers?
A: Transformers can have high efficiencies, ranging from 90% to 99%, depending on design and load conditions.
Q: What is the importance of insulation in transformers?
A: Insulation prevents short circuits between windings and between windings and the core by providing electrical isolation.

Q: What is a compact transformer?
A: A compact transformer is a smaller, lighter, and more efficient version of the traditional transformer, designed to save space and reduce energy consumption. They are often used in environments where
space is limited, such as urban areas or industrial settings.
Q: How do compact transformers work?
A: Compact transformers work on the same principle as standard transformers, using magnetic fields to transfer electrical power from one circuit to another through mutual induction.The primary
difference is their design, which is optimized for space and efficiency.
Q: What are the benefits of using compact transformers?
A: The benefits include reduced space requirements, lower energy consumption, less noise, and improved efficiency. They also tend to have a longer lifespan and require less maintenance.
Q: Are compact transformers suitable for residential use?
A: Yes, compact transformers are suitable for residential use, especially in areas where space is at a premium. They can be used for various purposes, including voltage regulation and power distribution.
Q: Can compact transformers handle high loads?
A: Yes, compact transformers can be designed to handle high loads. Their design and materials can be optimized to ensure they can handle heavy electrical loads while maintaining efficiency and safety.
Q: What materials are used in the construction of compact transformers?
A: Materials used in the construction of compact transformers include high-grade steel for the core, copper or aluminum for the windings, and insulation materials like paper or varnish.
Q: How do compact transformers improve efficiency?
A: They improve efficiency through advanced core designs that reduce magnetic losses and optimized winding designs that minimize electrical resistance.
Q: Can compact transformers be used in outdoor environments?
A: Yes, compact transformers can be used in outdoor environments. They are typically designed with weather-resistant materials and coatings to protect against environmental elements.

Q: What is a substation transformer?
A: A substation transformer is a heavy electrical device used in power systems for stepping up or stepping down the voltage level between various stages of power transmission and distribution networks.
Q: Why are transformers used in substations?
A: They enable efficient transmission over long distances by reducing the current through the skin effect and reducing conductor size, and they provide appropriate voltage levels for local distribution
networks.
Q: What is the difference between a step-up and a step-down transformer?
A: A step-up transformer increases the voltage while decreasing the current, while a step-down transformer decreases the voltage while increasing the current.
Q: What is the importance of the transformer's thermal rating?
A: The thermal rating indicates the maximum temperature the transformer can reach without sustaining damage, ensuring safe operation under varying load conditions.
Q: What is the typical lifespan of a substation transformer?
A: A well-maintained transformer can last 30 to 50 years.
Q: What is the function of a tap changer in a transformer?
A: A tap changer allows the user to adjust the turns ratio on the go to maintain the desired output voltage.
Q: What are the common types of cooling systems in transformers?
A: Air, forced air, natural oil, forced oil, and water-cooled systems.
Q: How does a conservator tank help in transformer cooling?
A: It compensates for oil volume changes due to temperature variations and prevents vacuum formation.
Q: What is the purpose of a Buchholz relay in a transformer?
A: The Buchholz relay detects faults within the transformer's oil-filled parts, such as internal faults.

Q: What is the purpose of a distribution transformer?
A: A distribution transformer is used to reduce the high voltage from transmission lines to a level suitable for commercial and residential distribution systems.
Q: How does a distribution transformer work?
A: lt works on the principle of electromagnetic induction, converting high voltage AC to lower voltage AC through a process involving magnetic fields and coils of wire.
Q: What are the typical voltage levels for distribution transformers?
A: Distribution transformers usually operate between 2.4 kV and 35 kV on the high side and between 120/208 V,2400V,and 480 V on the low side.
Q: How do you size a distribution transformer?
A:The transformer is sized based on the maximum demand in kVA, ensuring there is enough capacity to handle peak loads with a safety margin.
Q: What is the difference between a dry-type and liquid-filled distribution transformer?
A: Dry-type transformers are cooled by air and are typically used indoors, whereas liquid-filled transformers use oil for cooling and insulation, suitable for outdoor use.
Q: How do you determine the right impedance for a distribution transformer?
A: The impedance is selected based on system requirements for fault current limitation and voltage regulation under various loading conditions.
Q: How do you minimize the audible noise produced by distribution transformers?
A: Noise can be minimized through proper installation, maintenance, and selection of low-noise designs when available.
Q: What is the expected lifespan of a distribution transformer?
A:The lifespan can vary between 20 and 40 years depending on the quality, maintenance. and environmental factors.
Q: How often should a distribution transformer be inspected and maintained?
A: Routine inspections should be performed annually, with major maintenance activities every 5 to 10 years, depending on usage and environmental conditions.

Q: What is a pad mounted transformer?
A: A pad mounted transformer is an electrical transformer that is mounted on a concrete pad and enclosed in a metal or weatherproof box, typically used for medium-voltage and high-current power
applications.
Q: How does a pad mounted transformer work?
A: It works by stepping down high voltage from transmission lines to a lower voltage level suitable for distribution to commercial and residential areas.
Q: What are the main parts of a pad mounted transformer?
A: The main parts include an iron core, primary and secondary coils, insulation, a cooling system, and an enclosure.
Q: Where are pad mounted transformers commonly installed?
A: They are usually found in urban and suburban areas, near the point of distribution where electricity is supplied to consumers.
Q: What is the typical kVA range for pad mounted transformers?
A: The kVA range can vary widely, from a few hundred kVA up to several thousand kVA, depending on the application's power requirements.
Q: Can pad mounted transformers be used indoors?
A: Yes, some pad mounted transformers are designed for indoor use and must comply with specific safety standards for indoor environments.
Q: Are pad mounted transformers explosion-proof?
A: Some models are designed to be explosion-proof, particularly when they are used in hazardous locations where flammable gases or dust may be present.
Q: How do l size a pad mounted transformer for my needs?
A:You should calculate the maximum demand load (in kVA) of your facility and select a transformer that can meet or exceed that requirement.
Q: What is the standard primary voltage for pad mounted transformers?
A: Standard primary voltages can range from 2.4 kV up to 35 kV, depending on the utility and application.

Q: What is a pole mounted transformer?
A: A pole mounted transformer is a device that reduces high voltage electricity to a lower voltage for use in homes, businesses, and other facilities. It is attached to a utility pole.
Q: How does a pole mounted transformer work?
A: A pole mounted transformer uses electromagnetic induction to reduce the voltage. lt has two coils of wire, the primary coil connected to the high voltage supply and the secondary coil connected to the
low voltage output.
Q: Why are pole mounted transformers used?
A: Pole mounted transformers are used because they allow for the distribution of electricity over long distances. They reduce the voltage so it is safe for use in homes and businesses.
Q: What are the advantages of pole mounted transformers?
A:The advantages of pole mounted transformers include their compact size, ease of installation, and low maintenance. They also reduce the need for large, expensive substations.
Q: Can I upgrade my pole mounted transformer to increase capacity?
A: Yes, it is possible to upgrade your pole mounted transformer to increase its capacity. Contact your local utility company to discuss your needs and find out about the options and costs involved.
Q: How much power do pole mounted transformers typically handle?
A: Pole mounted transformers typically handle anywhere from 10 kVA to 500 kVA.
Q: What is the difference between a step-up and step-down transformer?
A: A step-up transformer increases the voltage, while a step-down transformer decreases the voltage. Pole mounted transformers are typically step-down transformers.
Q: How often do pole mounted transformers need to be inspected?
A: Pole mounted transformers should be inspected regularly, at least once a year, to ensure they are operating properly and safely.
Q: What should I look for during a pole mounted transformer inspection?
A: During an inspection, you should look for signs of wear and tear, such as cracks or leaks in the tank, loose connections, and damage to the cooling system. You should also check for any unusual
noises or smells.

Q: What is a furnace transformer?
A: A furnace transformer is a type of electrical transformer specifically designed to provide power to industrial furnaces, allowing for precise control over the voltage supplied to the furnace.
Q: How does a furnace transformer work?
A: A furnace transformer works on the principle of electromagnetic induction. It step downs or step ups the voltage supplied by the power grid to meet the specific requirements of the furnace.
Q: What is the difference between a furnace transformer and a regular transformer?
A: A furnace transformer is specifically designed for use with industrial furnaces, while a regular transformer can be used for various applications. Furnace transformers are typically larger and more
robust than regular transformers, with features such as tap changers for adjusting the output voltage.
Q: How do l choose a furnace transformer?
A: To choose a furnace transformer, consider factors such as the power rating, input and output voltages, current capacity, efficiency, cooling method, insulation class, and regulatory compliance. Consult
with a transformer specialist or engineer to ensure that the selected unit will fulfill all operational requirements and regulatory compliance.
Q: What is the typical lifespan of a furnace transformer?
A: The lifespan of a furnace transformer can vary widely depending on usage, maintenance, and environmental factors. However, many furnace transformers are designed to last for 10-15 years or more.
Q: Can I use a portable generator to power my furnace transformer in case of a power outage?
A: Yes, you can use a portable generator to power your furnace transformer in case of a power outage. However, it's important to ensure that the generator is properly sized and rated for the voltage and
current capacity of your transformer system. Additionally, make sure that the generator is properly grounded and connected to the transformer in a safe and secure manner. Consult with a qualified
electrician or electrical contractor for assistance in safely connecting your portable generator to your furnace transformer system during power outages.
Q: Can l install a surge protector on my furnace transformer to protect it from power surges?
A: Yes, installing a surge protector on your furnace transformer can help protect it from power surges caused by lightning strikes, power outages, or other electrical disturbances.Surge protectors work by
diverting excess electricity away from sensitive electronic equipment like transformers and into the ground where it can be safely dissipated. Be sure to choose a surge protector that is rated for the
voltage and current capacity of your furnace transformer. Consult with a qualified electrician or electrical contractor for assistance in selecting and installing a surge protector for your transformer system.

Q: What is a dry transformer?
A:A dry transformer is an electrical transformer that uses solid insulating materials instead of liquid, such as oil, to insulate between the windings and the core.
Q: How does a dry transformer work?
A: lt works on the principle of electromagnetic induction, where an alternating current in the primary coil induces a magnetic field that, in turn, induces a current in the secondary coil.
Q: What are the advantages of using a dry transformer?
A: They are safer in terms of fire risk, easier to maintain, can be more compact, and are suitable for indoor use where oil isn't desirable.
Q: Where are dry transformers commonly used?
A: They are often used in industrial settings, commercial buildings, and indoor applications where space is limited and fire safety is a concern.
Q: Are dry transformers more expensive than oil-filled ones?
A: Answer: Initially, dry transformers can be more expensive than oil-filled transformers, but they might have lower maintenance and operational costs over time.
Q: What are the different types of dry transformers?
A: There are several types, including dry-type core, dry-type shell, and cast resin transformers, each with distinct construction and applications.
Q: How do l determine the size of a dry transformer needed?
A: Calculate the total power demand in kVA, considering future expansion and peak demand, and select a transformer with a slightly higher rating.
Q: Can dry transformers be used outdoors?
A: Yes, certain dry transformers are rated for outdoor use and come with weatherproof enclosures.
Q: What is the typical efficiency range of dry transformers?
A: Dry transformers typically operate with efficiencies ranging from 90% to 99%, depending on load conditions and design.