Energy-Saving Transformer with New Silicon Steel Sheet and ISO9001 Approval

• 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

Our esteemed three-phase oil-immersed power transformers are meticulously crafted to operate within an optimal rated voltage range of 10-35kV. Masterfully designed to serve an astounding variety of industries, including petroleum, metallurgy, chemical, textile, and light industry, these transformers are the ultimate solution for diverse applications. Engineered to thrive in environments with high dust concentrations, they deliver unparalleled performance and exceptional reliability. With these extraordinary attributes, they consistently meet and exceed the rigorous demands of a wide range of enterprises, providing nothing short of excellence.
Capacity Range 30-2500kVA

Engineered with precision for peak excellence, our product guarantees impressive high efficiency with minimal energy loss and remarkably low noise output. It features superior internal heat dissipation capabilities and robust anti-short circuit properties. By reducing no-load and load loss, this transformer ensures reliable operation and promises an extended lifespan. Additionally, it offers a maintenance-free experience, establishing itself as an indispensable asset for your power solutions, providing consistent and uninterrupted performance.

This state-of-the-art energy-saving, energy-efficient secondary-class oil-immersed transformer epitomizes our unwavering commitment to innovation. By integrating advanced materials and pioneering technologies, along with a harmonious blend of independent innovation and technology adoption, we have optimized the core and coil structures. This groundbreaking approach significantly diminishes no-load loss and noise, underscoring the extraordinary results of our self-developed products, setting new standards in transformer technology.

 

Oil-immersed transformers bring a vast array of benefits, including superior heat dissipation capabilities that ensure continuous and stable operation. Renowned for their exceptional insulation and high reliability, these transformers facilitate effortless voltage adjustments to suit a variety of electrical needs. Their mature technology and cost-effectiveness make them the ideal choice for numerous applications, delivering excellent performance and value for a wide range of industries.

Iron Core: Our cutting-edge iron core, crafted from high-permeability magnetic grain-oriented cold-rolled silicon steel sheets, ushers in a new era of innovation. This fully oblique jointed iron core, with its multi-stepped section design, guarantees uniformity throughout the iron yoke and core, significantly enhancing efficiency and performance, setting a new benchmark for core technology.

Winding: Our meticulously engineered windings feature corrugated oil passages and a no immersion paint process, secured with a robust tightening belt for increased stability. The concentric coil design includes high-voltage windings with taps for precise voltage adjustments, accessible via a tap changer mounted on the box cover. This allows seamless voltage alterations after power supply interruption, ensuring unmatched adaptability and operational flexibility.

Safety Protection Device: Our transformers, ranging from 30 to 2000kVA in capacity, come equipped with essential safety features like a pressure relief valve. Additionally, a gas relay with alarm and trip terminals can be installed per user requirements, amplifying safety and operational reliability, ensuring peace of mind and optimal protection for your systems.

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 equipped with a strategically placed glass thermometer in a tube holder atop the oil tank, extending 120±10 mm into the oil. For transformers within the 1000-2000kVA range, an outdoor signal thermometer is included, offering precise and dependable temperature monitoring, ensuring optimal performance and operational safety.

We are a distinguished professional manufacturer with 32 years of profound expertise in electric equipment manufacturing. We specialize in transformers-including both dry-type and oil-immersed models-voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and more. Our stringent quality control system ensures unparalleled safety and quality, earning us a prestigious reputation both at home and abroad. Customer satisfaction remains our ultimate goal, and we are committed to providing sincere, meticulous, and satisfactory services. We warmly invite you to visit our facility and explore the opportunities for establishing a long-term partnership with us and experiencing the excellence we offer firsthand.

Product categories

Company Profile

Founded in 1992, Dongliang Electric Co., Ltd. stands as a beacon of excellence in the electrical equipment industry, backed by an impressive registered capital of 50 million RMB. With nearly 30 years of unparalleled expertise, we are leaders in the innovative design and manufacture of medium voltage (MV) transmission and distribution electrical equipment. Our flagship products include a vast array of transformers: dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers, enriched by our range of voltage stabilizers, voltage regulators, sophisticated switchgear, compact substations, cutting-edge frequency converters, and more. Nestled in the prestigious 'Electrical Appliance Capital of China'-Yueqing City, Zhejiang Province-our prime location offers the picturesque beauty of the East Sea and the Oujiang River to the south, complemented by awe-inspiring national scenic vistas to the north. We are committed to 'quality first, service first,' driving continuous improvement and innovation to exceed customer expectations. Our relentless pursuit of 'zero defects, zero complaints' is backed by a rigorous, comprehensive quality control system, ensuring the highest standards of quality and safety. Renowned for our stellar reputation, we are the preferred choice for discerning clients, both domestically and internationally. Your satisfaction is our constant ambition, and we are dedicated to providing a sincere, attentive, and fulfilling service. We warmly invite you to visit our factory and embark on a journey toward forging a lasting partnership.

Company advantage

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Packaging & Shipping

Packing Standard: We meticulously employ robust wooden cases or container protection to ensure your valued product's utmost safety and security, safeguarding it against any transit concerns with precision and care. This comprehensive protection system reflects our commitment to excellence and reliability, promising a worry-free delivery experience.
Q: Who are we?
A: Dongliang Electric Co., Ltd. is a trailblazing leader in the transformer industry, boasting an impressive legacy of 32 years in Professional Transformer Production Experience. Proudly based in Zhejiang, China, we are dedicated to innovation and excellence. Our pioneering approach and steadfast commitment to quality set us apart as the vanguard of electrical transformation solutions.
Q: Can your product be customized?
A: We understand the intricacies of varying voltage, frequency, and other unique transformer specifications across diverse countries and regions. Thus, we provide precision-tailored customization to flawlessly meet your specific needs and preferences. Our bespoke solutions ensure that every requirement is met with unparalleled accuracy and satisfaction.
Q: How about your after-sales service?
A: Our esteemed company offers an exceptional 20-year after-sales quality guarantee, ensuring you enjoy peace of mind with our unparalleled commitment to support and satisfaction. Our dedication to service excellence means that we are always at your side, ready to assist and uphold the trust you place in us.
For more questions... Feel free to reach out to us, and you will receive an immediate and attentive response, as we are dedicated to addressing your needs promptly and effectively. Our commitment to customer care ensures that your inquiries are our top priority, providing swift and comprehensive solutions.