Low Loss Three Phase Transformer with ISO9001 and Energy Efficiency

• 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

Discover the pinnacle of engineering excellence with our remarkable three-phase oil-immersed power transformers. Spanning a rated voltage range of 10-35kV, they represent the quintessential choice across a multitude of industries, including petroleum, metallurgy, chemical, textile, and light industry. Our transformers thrive even in high-dust environments, delivering exceptional performance and reliability that align perfectly with the demanding standards of various enterprises.
Capacity Range - Versatile and Comprehensive. 30-2500kVA - Covering All Your Needs.

Engineered to perfection, our product embodies superior efficiency, minimal energy loss, and impressively low noise levels, making it a beacon of excellence. Featuring unparalleled internal heat dissipation and robust anti-short circuit capabilities, it ensures reliable operation and extended lifespan. The minimized no-load and load loss make this transformer a maintenance-free powerhouse for your energy solutions.

Introducing the cutting-edge, energy-efficient secondary-class oil-immersed transformer, a testament to our relentless pursuit of innovation. By harnessing advanced materials, groundbreaking technologies, and a synergistic fusion of independent innovation with technology adoption, we have revolutionized the core and coil structures. This innovation markedly reduces no-load loss and noise, showcasing the outstanding achievements of our self-developed marvels.

 

Embrace the multitude of advantages offered by oil-immersed transformers, celebrated for their exceptional heat dissipation capabilities that guarantee consistent and stable operation. Renowned for their superior insulation and unwavering reliability, these transformers effortlessly adjust voltage, catering to diverse electrical needs. Their mature technology and cost-effectiveness position them as the premier choice across a vast array of applications.

Iron Core - At the forefront of innovation, our state-of-the-art iron core, crafted from high-permeability magnetic grain-oriented cold-rolled silicon steel sheets, heralds a new era of efficiency. This fully oblique jointed iron core, with its multi-stepped section design, ensures uniformity throughout the iron yoke and core, significantly enhancing performance and efficiency.

Winding Excellence - Our expertly crafted windings feature corrugated oil passages and a no immersion paint process, reinforced with a tightening belt for unparalleled stability. The concentric coil design includes high-voltage windings with taps for precise voltage adjustments, which are effortlessly accessible via a tap changer mounted on the box cover for seamless voltage modifications post power supply interruption.

Safety Protection Device - Safeguarding your investment, our transformers, ranging from 30-2000kVA, are equipped with essential safety features such as a pressure relief valve. Furthermore, a gas relay with alarm and trip terminals can be installed per user specifications, elevating safety and operational integrity.

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 meticulously outfitted with a glass thermometer housed 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, ensuring precise and reliable temperature monitoring.

Proud Leaders in Manufacturing Excellence 32 years of unrivaled expertise in the electric equipment industry, specializing in transformers-both dry-type and oil-immersed-voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and beyond. Our rigorous quality control system ensures unparalleled safety and quality, cementing our prestigious reputation domestically and worldwide. Customer satisfaction remains our ultimate goal, and we are unwaveringly committed to delivering meticulous, sincere, and satisfactory services. We warmly extend an invitation to visit our facility and forge a lasting partnership with us.

Product categories

Company Profile

Founded in 1992 with a commendable registered capital of 50 million RMB, Dongliang Electric Co., Ltd. stands as a beacon of excellence with nearly 30 years of unrivaled expertise in the field of medium voltage (MV) transmission and distribution electrical equipment. Our specialty lies in meticulously crafting an extensive array of transformers, which includes dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers. Complementing our transformer solutions are voltage stabilizers, voltage regulators, switchgear, compact substations, and frequency converters, alongside an array of other cutting-edge electrical equipment. Situated in the renowned 'Electrical Appliance Capital of China' - Yueqing City, Zhejiang Province - our strategic base is enveloped by the picturesque East Sea and the flowing Oujiang River to the south, with breathtaking national scenic wonders to the north, enhancing both our operations and your visitation experience. With an unwavering commitment to our core values of 'quality first, service first,' we remain at the forefront of innovation and excellence, consistently surpassing customer expectations. Our tireless dedication to achieving 'zero defects, zero complaints' is realized through an uncompromising, comprehensive quality control system, guaranteeing superior quality and safety. Esteemed in the industry, we are the favored choice for discerning domestic and international clients. Your contentment is our unwavering pursuit, and we pledge to provide service that is sincere, thoughtful, and ultimately fulfilling. We warmly welcome you to visit our state-of-the-art factory, where we hope to build a long-lasting, fruitful partnership with you.

Company advantage

certificate

 

service

exhibition

Packaging & Shipping

Packing Standard: Rest assured, your esteemed product is secured with our meticulously crafted packaging, utilizing durable wooden cases or high-quality container protection to ensure the highest level of safety and security during transit.
Q: Who are we?
A: Dongliang Electric Co., Ltd. is a distinguished name in the transformer industry, proudly showcasing an impressive 32-year legacy of Professional Transformer Production Experience, all from our headquarters nestled in the heart of Zhejiang, China.
Q: Can your product be customized?
A: Recognizing the diverse needs related to voltage, frequency, and specific transformer requirements across global markets, we are delighted to offer bespoke customization services designed to align perfectly with your unique specifications.
Q: How about your after-sales service?
A: With pride, our prestigious company extends a comprehensive 20-year after-sales quality guarantee, ensuring your complete peace of mind and satisfaction.
For more questions... Please feel free to contact us at any time, and expect a prompt and dedicated response tailored to your needs.