ISO9001 Certified Energy-Saving Transformer with New Silicon Steel Sheet

• 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, meticulously engineered with a rated voltage range of 10-35kV, provide the ultimate solution for a vast spectrum of industries, including petroleum, metallurgy, chemical, textile, and light industry. These transformers are designed to excel in environments with high dust concentrations, ensuring unmatched performance and reliability to meet the rigorous demands of various enterprises.
Capacity Range 30-2500kVA

Built for unparalleled excellence, our product boasts remarkable efficiency, minimal energy loss, and impressively low noise levels. It features exceptional internal heat dissipation and formidable anti-short circuit capabilities. With minimized no-load and load loss, this transformer ensures reliable operation, an extended lifespan, and a maintenance-free experience, making it an invaluable asset for your power solutions.

This cutting-edge energy-saving, energy-efficient secondary-class oil-immersed transformer is a testament to our unwavering commitment to innovation. By integrating advanced materials, pioneering technologies, and a blend of independent innovation with technology adoption, we have optimized and revolutionized the core and coil structures. This advancement dramatically reduces no-load loss and noise, showcasing the impressive results of our self-developed products.

 

Oil-immersed transformers offer a comprehensive array of advantages, including superior heat dissipation capabilities that ensure consistent and stable operation. Renowned for their outstanding insulation and high reliability, these transformers provide effortless voltage adjustments to meet diverse electrical requirements. Their mature technology and cost-effectiveness make them an ideal choice for numerous applications.

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

Winding: Our meticulously engineered windings incorporate corrugated oil passages and a no immersion paint process, secured with a tightening belt for enhanced 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, allowing seamless voltage changes post power supply interruption.

Safety Protection Device: Our transformers, with a capacity range of 30-2000kVA, 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 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 comes with a glass thermometer in a tube holder, strategically placed atop the oil tank, extending 120±10 mm into the oil. For transformers in the 1000-2000kVA range, an outdoor signal thermometer is included, offering precise and reliable temperature monitoring.

We are a distinguished professional manufacturer with 32 years of extensive expertise in electric equipment manufacturing, specializing in transformers (including both dry-type and oil-immersed models), voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and more. Our rigorous quality control system guarantees exceptional safety and quality, earning us a prestigious reputation both domestically and internationally. Customer satisfaction is our ultimate goal, and we are committed to delivering sincere, meticulous, and satisfactory services. We warmly invite you to visit our facility and establish a long-lasting partnership with us.

Product categories

Company Profile

Founded in 1992 with a commendable registered capital of 50 million RMB, Dongliang Electric Co., Ltd. proudly brings nearly 30 years of unparalleled expertise in the meticulous manufacture of medium voltage (MV) transmission and distribution electrical equipment. Our specialty lies in crafting an extensive and diverse array of transformers, encompassing dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers. In addition, we provide top-tier voltage stabilizers, voltage regulators, switchgear, compact substations, frequency converters, and other pioneering electrical equipment. Strategically situated in the illustrious 'Electrical Appliance Capital of China'-Yueqing City, Zhejiang Province-our prime location offers the captivating allure of the East Sea and the Oujiang River to the south, paired with the breathtaking national scenic vistas to the north. Upholding our unwavering principles of 'quality first, service first,' we are committed to perpetual improvement and innovation, relentlessly striving to exceed customer expectations. Our ambition for 'zero defects, zero complaints' is realized through a rigorous and comprehensive quality control system, ensuring the supreme levels of quality and safety. Dongliang Electric enjoys a stellar reputation in the industry, emerging as a preferred choice for discerning clients both domestically and internationally. Your satisfaction is our constant ambition, and we are steadfastly dedicated to delivering sincere, thoughtful, and gratifying service. We warmly invite you to visit our factory and embark on an enduring partnership with us.

Company advantage

certificate

 

service

exhibition

Packaging & Shipping

Packing Standard: We meticulously employ robust wooden cases or container protection to ensure the utmost safety and security of your valued product.
Q: Who are we?
A: Dongliang Electric Co., Ltd. stands as a pioneering transformer company with an impressive 32 years of Professional Transformer Production Experience, proudly headquartered in Zhejiang, China.
Q: Can your product be customized?
A: Understanding the nuances of voltage, frequency, and other unique transformer specifications across various countries and regions, we offer tailored customization to perfectly suit your specific requirements.
Q: How about your after-sales service?
A: Our esteemed company is proud to offer a 20-year after-sales quality guarantee, providing you with unparalleled peace of mind.
For more questions... Feel free to reach out to us, and you will receive an immediate, attentive response.