High Efficiency Three Phase Transformer with ISO9001 Approval and Grey Finish

• Customization: Available
• Application: Power, Electronic, Instrument, Lighting
• Phase: Three
• Model NO.: S13-M S11-M
• Core: Core-type Transformer
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Two-winding Transformer
• Certification: ISO9001-2000, ISO9001, CNAS
• Usage: Single-phase Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: Low Frequency
• Shape of Core: EE
• Brand: Dongliang
• Color: Grey or Optional
• Iron Core: New Silicon Steel Sheet
• Approval Company: ISO9001&CNAS
• Model Number: S13-M S11-M
• Transport Package: Wooden Case
• Specification: 10-35kv 30-25000kva
• Trademark: dongliang
• Origin: Zhejiang, China
• HS Code: 850421
• Package Size: 225.00cm * 400.00cm * 270.00cm
• Package Gross Weight: 25.000kg

Product Description

Product introduction

Introducing our esteemed and highly acclaimed Three-Phase Oil-Immersed Power Transformers, meticulously engineered to operate within a rated voltage range of 10-35kV. These transformers are the quintessential choice for a vast spectrum of industries, including petroleum, metallurgy, chemical, textile, and light industries. Designed to excel in environments with significant dust concentrations, they offer unmatched performance and reliability to fulfill the stringent demands of diverse enterprises, ensuring your operations remain seamless and efficient.
Capacity Range 30-2500kVA

Engineered with precision and dedication to superior excellence, our product stands out with its remarkable high efficiency, minimal energy loss, and impressively low noise levels. Boasting outstanding internal heat dissipation and formidable anti-short circuit capabilities, it promises minimal no-load and load loss, guaranteeing dependable operation, an extended lifespan, and a maintenance-free experience. This transformer is truly an indispensable asset for ensuring robust and reliable power solutions.

This state-of-the-art energy-saving, energy-efficient secondary-class oil-immersed transformer is the epitome of our commitment to cutting-edge innovation. By seamlessly integrating advanced materials and pioneering technologies, we have expertly optimized and revolutionized the core and coil structures. These advancements result in a significant reduction of no-load loss and noise, brilliantly showcasing the extraordinary results of our self-developed products.

 

Oil-immersed transformers present a wide array of advantages, including outstanding heat dissipation capabilities that ensure consistent and stable operation. Renowned for their excellent insulation and exceptional reliability, these transformers facilitate effortless voltage adjustments to accommodate diverse electrical demands. Their mature technology and cost-effectiveness make them an ideal choice for a multitude of applications, providing unrivaled performance and value.

Iron Core: Our cutting-edge iron core, skillfully crafted from high-permeability magnetic grain-oriented cold-rolled silicon steel sheets, heralds a new era of technological innovation. This full oblique jointed iron core incorporates a multi-stepped section design, ensuring uniformity throughout the iron yoke and the core itself, thereby significantly boosting efficiency and performance.

Winding: Our meticulously engineered windings integrate corrugated oil passages and a no immersion paint process, secured with a tightening belt for enhanced stability. The concentric coil design boasts high-voltage windings with taps for precise voltage adjustments, easily accessible via a tap changer mounted on the box cover, allowing for seamless voltage changes post power supply interruption, ensuring flexibility and adaptability.

Safety Protection Device: Our transformers, with a capacity range spanning 30-2000kVA, are equipped with essential safety features such as a pressure relief valve. Additionally, a gas relay with alarm and trip terminals can be installed in accordance with user requirements, significantly enhancing safety and operational integrity, offering peace of mind and robust protection.

Apply	Mines, oil fields, subways, power plants, schools, hospitals, commercial centers, high-rise buildings
Installation height	The altitude does exceed 1000m
The waveform of the power supply voltage	similar to a sine wave

Oil Temperature Measuring Device: Each transformer is outfitted with a precise glass thermometer in a tube holder, strategically positioned atop the oil tank, extending 120±10 mm into the oil. For transformers within the 1000-2000kVA range, an outdoor signal thermometer is included, providing precise and reliable temperature monitoring to ensure optimal performance and protection.

We are a distinguished professional manufacturer with 32 years of extensive expertise in electric equipment manufacturing. Our specialization spans transformers, including both dry-type and oil-immersed models, as well as voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and more. Our comprehensive and rigorous quality control system guarantees exceptional safety and unparalleled quality, earning us a prestigious reputation both domestically and internationally. Customer satisfaction stands as our ultimate objective, and we are steadfastly committed to delivering sincere, meticulous, and satisfactory services. We cordially invite you to visit our facility and forge a long-lasting partnership with us, filled with mutual success and collaboration.

Product categories

Company Profile

Established with an impressive registered capital of 50 million RMB, Dongliang Electric Co., Ltd. has been a beacon of innovation and quality in the electrical manufacturing sector since 1992. Bringing nearly three decades of unparalleled expertise, we are at the forefront of producing medium voltage (MV) transmission and distribution electrical equipment. Our exceptional product range includes expertly crafted transformers, such as dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers, as well as voltage stabilizers, voltage regulators, switchgear, compact substations, frequency converters, and an array of other cutting-edge electrical equipment. Strategically situated in Yueqing City, Zhejiang Province-known as the illustrious 'Electrical Appliance Capital of China'-our location boasts the enchantment of the East Sea and the Oujiang River to the south, with breathtaking national scenic landscapes to the north. Guided by our steadfast commitment to 'quality first, service first,' we continuously push the boundaries of excellence through relentless improvement and groundbreaking innovations, ensuring we surpass customer expectations. Our dedication to achieving 'zero defects, zero complaints' is exemplified by a meticulous, all-encompassing quality control system guaranteeing the highest standards of quality and safety. Celebrated for our sterling reputation within the industry, Dongliang Electric Co., Ltd. stands as a trusted partner for astute domestic and international clients alike. Your satisfaction is our unwavering goal, and we pledge to provide genuine, considerate, and fulfilling service. We extend a warm invitation for you to visit our state-of-the-art factory and embark on a long-lasting partnership with us, where excellence is not just a promise-it's a reality.

Company advantage

certificate

 

service

exhibition

Packaging & Shipping

Packing Standard: We meticulously employ robust wooden cases or container protection to ensure the utmost safety and security of your valued product.
Q: Who are we?
A: Dongliang Electric Co., Ltd. stands as a pioneering transformer company with an impressive 32 years of Professional Transformer Production Experience, proudly headquartered in Zhejiang, China.
Q: Can your product be customized?
A: Understanding the nuances of voltage, frequency, and other unique transformer specifications across various countries and regions, we offer tailored customization to perfectly suit your specific requirements.
Q: How about your after-sales service?
A: Our esteemed company is proud to offer a 20-year after-sales quality guarantee, providing you with unparalleled peace of mind.
For more questions... Feel free to reach out to us, and you will receive an immediate, attentive response.