Low Loss Energy-Efficient Transformer ISO9001 and CNAS Approved

• 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

Unveiling our exceptional three-phase oil-immersed power transformers, which are meticulously engineered to function seamlessly within a rated voltage range of 10-35kV. These transformers are a masterstroke of design, catering to an impressive spectrum of industries, spanning petroleum, metallurgy, chemical, textile, and light industry. They are the epitome of a perfect solution, specifically crafted to excel in environments with elevated dust concentrations, guaranteeing unparalleled performance and unmatched reliability. With these remarkable attributes, they consistently rise to the challenge, meeting and surpassing the stringent demands of diverse enterprises, delivering nothing short of excellence.
Capacity Range 30-2500kVA

Our product, engineered with a precision-driven focus on achieving peak excellence, guarantees superior efficiency with minimal energy loss, complemented by impressively low noise levels. It boasts outstanding internal heat dissipation capabilities and robust anti-short circuit properties. By markedly reducing both no-load and load loss, this transformer ensures dependable operation and promises longevity. Moreover, it provides a maintenance-free experience, positioning itself as a vital asset for your power solutions.

Positioned at the forefront of technology, this state-of-the-art energy-saving, energy-efficient secondary-class oil-immersed transformer is a testament to our unwavering commitment to innovation. By merging pioneering materials with groundbreaking technologies, along with a harmonious blend of independent innovation and technology adoption, we have optimized the core and coil structures. This revolutionary approach significantly reduces no-load loss and noise, underscoring the extraordinary outcomes of our self-developed products.

 

Oil-immersed transformers offer a wealth of benefits, including superior heat dissipation capabilities that ensure the continuous and stable operation. Known for their exceptional insulation and high reliability, these transformers facilitate effortless voltage adjustments to accommodate a variety of electrical requirements. Their mature technology and cost-effectiveness render them the ideal choice for a multitude of applications.

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

Winding: Our meticulously engineered windings are equipped with corrugated oil passages and employ a no immersion paint process, secured with a tightening belt for enhanced stability. The concentric coil design incorporates high-voltage windings with taps for precise voltage adjustments, accessible via a tap changer mounted on the box cover. This enables seamless voltage alterations following a power supply interruption, ensuring unmatched adaptability.

Safety Protection Device: Our transformers, with capacities ranging from 30 to 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 according to user requirements, enhancing safety and operational reliability.

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 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, providing precise and dependable temperature monitoring.

We are a distinguished professional manufacturer with 32 years of profound expertise in the realm of electric equipment manufacturing. Our specialization encompasses transformers-including both dry-type and oil-immersed models-voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and beyond. Our stringent quality control system guarantees unmatched safety and quality, earning us a prestigious reputation both domestically and internationally. Customer satisfaction remains our ultimate goal, and we are steadfastly dedicated to providing sincere, meticulous, and satisfactory services. We wholeheartedly invite you to visit our facility and explore the prospects for establishing a long-term partnership with us.

Product categories

Company Profile

Founded in 1992, Dongliang Electric Co., Ltd. has been a hallmark of excellence and a trailblazer in the electrical equipment sector, proudly backed by a commanding registered capital of 50 million RMB. Over the span of nearly thirty years, our unmatched expertise has positioned us as avant-garde leaders in the innovative design and manufacture of medium voltage (MV) transmission and distribution electrical equipment. Our flagship products boast a comprehensive array of transformers, including dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp variants. This is complemented by our specialized offerings of voltage stabilizers and regulators, sophisticated switchgear, compact substations, and cutting-edge frequency converters. Situated in the esteemed 'Electrical Appliance Capital of China', Yueqing City, Zhejiang Province, our strategic location offers not only the breathtaking beauty of the East Sea and Oujiang River to the south but also stunning national scenic backdrops to the north. We remain unwaveringly committed to 'quality first, service first,' consistently advancing our processes to exceed customer expectations. Our dedication to 'zero defects, zero complaints' is fortified by a meticulous and comprehensive quality control system, ensuring unparalleled standards of quality and safety. Celebrated for our impeccable reputation, we have become the top choice for discerning clients both at home and abroad. Your satisfaction is our enduring pursuit, and we are devoted to delivering an earnest, attentive, and rewarding service experience. We extend a warm invitation to visit our factory and look forward to embarking on a shared journey towards a lasting partnership.

Company advantage

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service

exhibition

Packaging & Shipping

Packing Standard: At Dongliang Electric Co., Ltd., we take immense pride in our meticulous packaging processes, utilizing sturdy wooden cases or secure container protection. This ensures your cherished Low Loss Energy-Efficient Transformer arrives at its destination in pristine condition, free from any transit worries, with an unwavering commitment to precision and care.
Q: Who are we?
A: At the forefront of transformer innovation, Dongliang Electric Co., Ltd. boasts over three decades of Professional Transformer Production Experience. Nestled in the heart of Zhejiang, China, our company is dedicated to pushing the boundaries of excellence, making us a beacon of reliability and ingenuity in the transformer industry.
Q: Can your product be customized?
A: Understanding the intricate demands of global voltage, frequency, and transformer specifications, Dongliang Electric Co., Ltd. offers precision-tailored customization. This ensures our Low Loss Energy-Efficient Transformer perfectly matches your specific requirements, delivering unmatched value and performance.
Q: How about your after-sales service?
A: At Dongliang Electric Co., Ltd., we stand behind our products with a formidable 20-year after-sales quality guarantee. This promise ensures you enjoy peace of mind and confidence in our commitment to exceptional support and satisfaction, long after your purchase.
For more questions... Please don't hesitate to contact us. Our dedicated team ensures you receive a swift and attentive response, as we are passionately committed to meeting your needs with prompt and effective communication.