Advanced Dry-Type Transformer for Safe Industrial Power Distribution

• Customization: Available
• Application: Power, Electronic, Instrument, Lighting
• Phase: Three
• Model NO.: pad mounted transformer
• Core: Core-type Transformer
• Cooling Method: Onan/Onaf
• Certification: ISO9001-2000, ISO9001
• Usage: Pad Mounteed 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: 500.00cm * 600.00cm * 800.00cm
• Package Gross Weight: 30000.000kg

Product Description

Product introduction

 

 

1 High Efficiency and Low Loss
High-quality Material Process: Our exceptional Advanced Dry-Type Transformer employs premium silicon steel sheets, such as oriented silicon steel, paired with cutting-edge winding technologies, including foil and helical winding. This innovative approach dramatically minimizes no-load (iron) losses and load (copper) losses, ensuring outstanding performance and durability.

2 Energy-Saving Design: Engineered to meet and exceed international energy efficiency standards, our transformers achieve an astounding efficiency rate of over 99% in some models. This remarkable energy-saving feature substantially lowers long-term operational costs, providing unparalleled value and sustainability.

3. Adapt to the Demands of Complex Power Grids
Wide Voltage Regulation: Our transformers are equipped with either on-load tap-changers (OLTC) or no-excitation voltage regulation capabilities, allowing them to seamlessly adapt to extensive voltage fluctuations and maintain optimal performance even under varying conditions.
Harmonic Suppression: By integrating a specialized winding design, such as the Dyn11 connection group, our transformers effectively suppress third harmonics. This feature ensures compatibility with new energy sources, including photovoltaic and wind power, for a harmonious and efficient grid connection.
Short-Circuit Endurance: Our transformers are rigorously tested under short-circuit conditions to optimize impedance design. This enhances their resilience, significantly minimizing the impact of fault currents and ensuring steadfast reliability in diverse operational scenarios.

4. Customization and Global Applicability
Flexible Design: Tailored to meet specific customer needs, our transformers offer customizable capacities ranging from 10kVA to an impressive 1000MVA. They support voltage levels up to ±1100kV ultra-high voltage and can be equipped with unique protection features, such as salt spray prevention and explosion-proof capabilities, ensuring global applicability and robust performance.

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. stands as a beacon of innovation and excellence, with unmatched manufacturing capabilities and an exemplary team dedicated to both production and marketing. The illustrious Yawei Group boasts a workforce of 1,800 highly skilled professionals, including the expertise of over 150 engineers and technicians.
Our diverse portfolio includes a wide array of transformers, such as dry-type transformers below 110KV, 220KV, and 500KV, alongside dry-type transformers below 35KV. We also specialize in oil-immersed transformers, new energy transformers, and solar energy storage transformers, ensuring versatile solutions for modern needs. Our product range further extends to prefabricated substations and specialized transformers like reactors, furnace transformers, rectifier transformers, mining transformers, separators, and phase shifters. Our superior products enjoy immense popularity locally and are proudly exported to global markets, including China, the United States, Europe, India, Madagascar, Vietnam, and Cambodia.
Our groundbreaking product designs strictly adhere to the highest international standards, such as IEEE, ANSI, DOE, CSA, UL, and IEC. Furthermore, we operate six specialized branch factories that focus on producing essential power transformer accessories, including enameled wires, oil tanks, radiators, molds, and fixtures, ensuring the highest quality across all facets of production.
Our comprehensive production line guarantees unparalleled consistency in product quality. We welcome OEM and ODM orders, offering an impressive two-year warranty on all Yawei transformers, ensuring peace of mind and reliability for our esteemed clients.
In the heart of modern industry, our transformer factories serve as a pivotal force in power transmission, celebrated for their meticulous craftsmanship and cutting-edge machinery.
At our state-of-the-art facility, our meticulously crafted transformers provide the cornerstone of electrical systems, symbolizing the relentless progress of industrial innovation.
Upon entering our factory, you are greeted with an impressive array of high-performance equipment operating in perfect harmony: Precision Winding Machines ensure that coils are wound with unmatched accuracy, adhering to the most exacting design specifications.
Our Automated Iron Core Production Line harnesses the latest in silicon steel sheet cutting and stacking technologies, crafting the robust heart of our transformers with precision.
Our Eco-Friendly Insulation Material Processing System excels in both performance and environmental standards, showcasing our unwavering commitment to sustainable practices.

Company advantages

Our certificates

Exhibition

At the prestigious exhibition, Yawei Transformers brilliantly showcased its unparalleled expertise and unmatched strengths, captivating clients from across the globe for fruitful discussions and enriching exchanges. The booth stood out with its distinctive design, masterfully accentuating the vast and varied product line, alongside the unblemished quality that Yawei is renowned for in the transformative world of power solutions.

Company Advantages and Strengths
Yawei Transformers prides itself on an elite R&D team and state-of-the-art manufacturing facilities, wholly committed to delivering power solutions that are both efficient and unwaveringly reliable. With a wealth of industry experience, the company has a stellar reputation built on formidable technical prowess and exemplary customer service.
Product Diversity and Quality
At the exhibition, Yawei showcased a remarkable array of transformers, including:

High-efficiency transformers: Designed to meet and exceed international energy efficiency standards, significantly reducing operating expenses.
Smart transformers: Equipped with cutting-edge monitoring systems for real-time data management, significantly enhancing operational safety. Customized products: Tailored solutions crafted to meet unique client needs and fit a wide range of application scenarios.

Each product is subjected to rigorous quality testing to ensure steadfast reliability and durability across diverse environmental conditions.
Transactions and Collaborations
During this landmark exhibition, Yawei Transformers triumphantly sealed transactions with a multitude of clients spanning various nations, further broadening its global market reach. Through comprehensive and insightful discussions, both parties delved into potential avenues for future collaboration, underscoring Yawei's competitive edge and formidable presence in the international power industry. This exhibition not only amplified Yawei Transformers' brand prestige but also fortified a robust foundation for its continued advancement.

Packaging and transportion

At Jiangsu Yawei Transformer Co., Ltd., we are committed to excellence in the packaging and transportation of our Advanced Dry-Type Transformers. Our unwavering focus on integrity and efficiency ensures that every product is delivered to customers in perfect condition.

Robustness of Wooden Crate Packaging
Our transformers are housed in exceptionally strong wooden crates, meticulously designed to feature the following attributes:
Unparalleled Durability: Crafted from premium-grade wood, our crates provide unparalleled resistance to damage during transit, safeguarding your investment.
Ingenious Shock-absorbing Design: Equipped with advanced cushioning materials, these crates effectively mitigate impacts, ensuring the transformer's protection throughout its journey.
Superior Sealing: Each crate is expertly sealed to create a barrier against moisture and dust, preserving the pristine quality of our transformers.

Efficiency in Transportation
In collaboration with leading logistics companies, Yawei Transformers guarantees swift and efficient delivery services. Our strategic partnerships empower us to implement the following enhancements to optimize transportation efficiency:
Sophisticated Logistics Solutions: We devise optimized routes tailored to each destination and mode of transport, effectively minimizing delivery times.
Innovative Real-time Tracking System: Our user-friendly online platform allows customers to monitor their shipment's status around-the-clock, fostering transparency and peace of mind.
Proactive Feedback Mechanism: By maintaining open lines of communication with our logistics partners, we swiftly address and resolve any transportation challenges.

Through these comprehensive strategies, Jiangsu Yawei Transformer Co., Ltd. ensures that every transformer is delivered intact, promptly, and safely, thereby enriching customer satisfaction and fortifying trust in our brand.

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.