Powerful High Voltage ISO9001 Transformer with Energy-Saving Features

• 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 prestigious three-phase oil-immersed power transformers, meticulously engineered with a rated voltage range of 10-35kV, stand as the pinnacle solution for a vast array of industries. From petroleum and metallurgy to chemical, textile, and light industries, these transformers are crafted to thrive in environments with high dust concentrations. They deliver unparalleled performance and exceptional reliability, meeting the rigorous demands of enterprises with unparalleled excellence.
Capacity Range 30-2500kVA

Expertly engineered to achieve peak performance, our product ensures maximum efficiency with minimal energy loss and remarkably low noise output. It features superior internal heat dissipation capabilities and robust anti-short circuit properties. With reduced no-load and load loss, this transformer guarantees dependable operation, an extended lifespan, and a maintenance-free experience, establishing it as an indispensable asset for your power solutions.

This cutting-edge energy-saving, energy-efficient secondary-class oil-immersed transformer exemplifies our commitment to innovation. By integrating advanced materials and pioneering technologies, combined with a seamless fusion of independent innovation and technology adoption, we have optimized the core and coil structures. This breakthrough drastically reduces no-load loss and noise, highlighting the extraordinary achievements of our self-developed products.

 

Oil-immersed transformers offer an impressive spectrum of benefits, including superior heat dissipation capabilities that guarantee continuous and stable operations. Renowned for their excellent insulation and high reliability, these transformers provide effortless voltage adjustments to meet diverse electrical requirements. Their mature technology and cost-efficiency make them the ideal choice for a multitude of applications.

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 technological innovation. This fully oblique jointed iron core, with its multi-stepped section design, ensures uniformity throughout the iron yoke and core, significantly enhancing both efficiency and performance.

Winding: Our intricately engineered windings feature corrugated oil passages and a no immersion paint process, secured with a tightening belt to ensure heightened 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 alterations after power supply interruption.

Safety Protection Device: Our transformers, offering a capacity range of 30-2000kVA, come 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 both 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 equipped with a glass thermometer in a tube holder, strategically positioned 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 reliable temperature monitoring.

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

Product categories

Company Profile

Founded in 1992 with a commendable registered capital of 50 million RMB, Dongliang Electric Co., Ltd. stands as a beacon of excellence in the realm of medium voltage (MV) transmission and distribution electrical equipment. With nearly 30 years of unparalleled expertise, we specialize in the manufacture of advanced and innovative products, offering an extensive array of transformers that include dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers. Our product portfolio also boasts precision-engineered voltage stabilizers, adept voltage regulators, highly sophisticated switchgear, compact substations, cutting-edge frequency converters, and a broad spectrum of other electrical equipment. Ideally situated in Yueqing City, Zhejiang Province, famously known as the 'Electrical Appliance Capital of China,' our location is graced by the picturesque allure of the East Sea and the Oujiang River to the south and majestic national scenic landscapes to the north. Driven by our steadfast commitment to the principles of 'quality first, service first,' we are dedicated to continuous improvement and pioneering innovation, consistently surpassing customer expectations. Our pledge to 'zero defects, zero complaints' is embodied in a meticulous and exhaustive quality control system that guarantees the highest standards of quality and safety. With an outstanding reputation in the industry, we are the preferred choice for discerning clients both domestically and internationally. Your satisfaction is our ultimate goal, and we are devoted to providing sincere, attentive, and satisfying service. We warmly welcome you to visit our factory and look forward to building a long-lasting partnership with you.

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. stands as a trailblazing leader in the transformer industry, proudly presenting an impressive legacy of 32 years in Professional Transformer Production Experience. From our base in Zhejiang, China, we are wholeheartedly dedicated to pioneering innovation and achieving excellence.
Q: Can your product be customized?
A: Recognizing the intricacies of diverse voltage, frequency, and other unique transformer specifications worldwide, we offer precision-tailored customization solutions designed to flawlessly meet your specific needs and preferences, ensuring seamless integration and optimal performance.
Q: How about your after-sales service?
A: Our esteemed company provides an unparalleled 20-year after-sales quality guarantee, designed to give you peace of mind through our unwavering commitment to superior support and your complete satisfaction.
For more questions... We invite you to reach out to us, where you will be met with an immediate and attentive response. Our dedication to promptly and effectively addressing your needs is our top priority.