Energy-Saving Transformer with High Voltage ISO9001 Approved Design

• 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, meticulously engineered for seamless operation within a rated voltage range of 10-35kV. These transformers are a triumph of design, catering to a remarkable spectrum of industries, including petroleum, metallurgy, chemical, textile, and light industry. As the epitome of a perfect solution, they're crafted to excel in environments with elevated dust concentrations, guaranteeing unparalleled performance and reliability. With these remarkable attributes, they consistently rise to the challenge, exceeding the demanding standards of diverse enterprises, and delivering nothing short of excellence and innovation.
Capacity Range 30-2500kVA

Our product, engineered with a precision-driven focus on 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 significantly reducing both no-load and load loss, this transformer ensures dependable operation and promises longevity. Moreover, it offers a maintenance-free experience, establishing itself as an indispensable 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 integrating 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 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. stands as a distinguished leader, illuminating the electrical equipment industry with exceptional excellence and innovation. Anchored by an impressive registered capital of 50 million RMB, our legacy spans nearly thirty years of unparalleled expertise in the innovative design and manufacturing of medium voltage (MV) transmission and distribution electrical equipment. Our flagship products proudly feature a comprehensive array of transformers, encompassing dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers. This versatile lineup is further enriched by our specialized range of voltage stabilizers, voltage regulators, sophisticated switchgear, compact substations, and cutting-edge frequency converters. Nestled in the renowned 'Electrical Appliance Capital of China', Yueqing City, Zhejiang Province, our prime location offers an enviable blend of 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 unwavering in our commitment to 'quality first, service first,' relentlessly pursuing continuous improvement and innovation with the intent to exceed customer expectations. Our steadfast pursuit of 'zero defects, zero complaints' is upheld by a rigorous, comprehensive quality control system that guarantees the highest standards of quality and safety. Esteemed for our stellar reputation, we have become the premier choice for discerning clients both domestically and internationally. Your satisfaction is our enduring ambition, and we are devoted to providing sincere, attentive, and fulfilling service. We warmly invite you to visit our factory and eagerly look forward to embarking on a journey toward forging a lasting partnership with you.

Company advantage

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service

exhibition

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.
Q: Who are we?
A: Dongliang Electric Co., Ltd. stands as a pioneering force in the transformer industry, with an impressive 32-year legacy of Professional Transformer Production Experience. Situated in the vibrant hub of Zhejiang, China, we are unwaveringly committed to forging innovation and achieving unparalleled excellence.
Q: Can your product be customized?
A: We comprehend the complexities of diverse voltage, frequency, and transformer specifications worldwide. Therefore, we are proud to offer precision-tailored customization to perfectly align with your unique needs and preferences, ensuring optimized performance and satisfaction.
Q: How about your after-sales service?
A: Our esteemed company provides an exceptional 20-year after-sales quality guarantee. This ensures you can enjoy peace of mind through our unparalleled dedication to continuous support and customer satisfaction.
For more questions... Feel free to reach out to us. You will receive an immediate and attentive response, as we are devoted to addressing your needs promptly and effectively.