Low Loss Energy-Saving Transformer with New Silicon Steel Core ISO9001

• 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 an engineering marvel, crafted with precision to cater to a wide range of industries such as petroleum, metallurgy, chemical, textile, and light industry. With a rated voltage range of 10-35kV, these transformers are the ultimate solution, offering unparalleled performance and exceptional reliability. They are designed to excel even in environments with high dust concentration, fulfilling the rigorous demands of various enterprises with unparalleled excellence.
Capacity Range 30-2500kVA

Expertly engineered for peak excellence, our product ensures high efficiency with minimal energy loss and impressively low noise output. Designed with superior internal heat dissipation capabilities and robust anti-short circuit properties, this transformer offers reduced no-load and load loss. It promises reliable operation, an extended lifespan, and a maintenance-free experience, establishing itself as an essential asset for your power solutions, enhancing every aspect of your operational needs.

This state-of-the-art energy-saving, energy-efficient secondary-class oil-immersed transformer embodies our unwavering dedication to innovation. By integrating advanced materials and cutting-edge technologies, along with a harmonious blend of independent innovation and technology adoption, we have optimized the core and coil structures. This breakthrough significantly reduces no-load loss and noise, highlighting the remarkable achievements of our self-developed products that are at the forefront of industry innovation.

 

Oil-immersed transformers offer a vast array of benefits, including superior heat dissipation capabilities that ensure continuous and stable operation. Renowned for their excellent insulation and high reliability, these transformers provide effortless voltage adjustments to meet diverse electrical needs. Their mature technology and cost-efficiency make them the perfect choice for a multitude of applications, offering unmatched versatility and performance in every setting.

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, with its multi-stepped section design, ensures uniformity throughout the iron yoke and core, substantially enhancing efficiency and performance. It's a testament to our commitment to excellence and advanced engineering.

Winding: Our intricately designed windings feature corrugated oil passages and a no immersion paint process, secured with a tightening belt for heightened stability. The concentric coil design includes high-voltage windings with taps for precise voltage adjustments. These adjustments can be easily accessed via a tap changer mounted on the box cover, allowing seamless voltage alterations post power supply interruption, providing you with the utmost flexibility and precision.

Safety Protection Device: Our transformers, with a capacity range of 30-2000kVA, are equipped with essential safety features, including a pressure relief valve. Furthermore, a gas relay with alarm and trip terminals can be installed based on user requirements, significantly enhancing safety and operational fidelity, ensuring peace of mind and reliable performance for every application.

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 endowed with a glass thermometer in a tube holder, strategically placed 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 trustworthy temperature monitoring, ensuring optimal performance and longevity.

We are a distinguished professional manufacturer with 32 years of profound expertise in electric equipment manufacturing. We specialize in transformers-both dry-type and oil-immersed models-voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and more. Our rigorous quality control system ensures exceptional safety and quality, earning us a prestigious reputation both domestically and internationally. Customer satisfaction is our ultimate goal, and we are dedicated to delivering sincere, meticulous, and satisfactory services. We warmly invite you to visit our facility and establish a long-term partnership with us, as we strive to exceed your expectations at every turn.

Product categories

Company Profile

Established in 1992 with an impressive registered capital of 50 million RMB, Dongliang Electric Co., Ltd. stands as a beacon of nearly three decades of unparalleled expertise in the innovation and production of state-of-the-art medium voltage (MV) transmission and distribution electrical equipment. We proudly specialize in the creation of a vast and versatile array of transformers, including dry-type, oil-immersed, machine tool, eco-friendly, control, and lighting lamp transformers. Additionally, our portfolio extends to include voltage stabilizers, voltage regulators, advanced switchgear, compact substations, groundbreaking frequency converters, and a plethora of other electrical apparatus. Ideally situated in the renowned 'Electrical Appliance Capital of China'-Yueqing City, Zhejiang Province-our location is graced by the captivating beauty of the East Sea and the Oujiang River to the south, and the awe-inspiring national scenic splendors to the north. Anchored by the steadfast principles of 'quality first, service first,' we are fervently committed to relentless improvement and innovation, constantly surpassing customer expectations. Our pursuit of 'zero defects, zero complaints' is embodied in a stringent and all-encompassing quality control system, ensuring superior quality and safety. Lauded for our stellar reputation within the industry, we have emerged as the premier choice for discerning clients both domestically and internationally. Your satisfaction is our ongoing mission, and we are dedicated to providing sincere, considerate, and fulfilling service. We warmly welcome you to visit our factory and embark on a promising journey towards building a lasting partnership with us.

Company advantage

certificate

 

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. 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.
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.
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.
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.