10kv Transformer with Fully Sealed Design and ISO9001 Certification

• 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

Introducing our prestigious three-phase oil-immersed power transformers, precisely engineered with a rated voltage range from 10kV to 35kV, making them the quintessential choice for a wide array of industries. Be it petroleum, metallurgy, chemical, textile, or light industry, these transformers are crafted to deliver unparalleled performance. Especially designed for high dust concentration environments, they ensure exceptional reliability, seamlessly meeting the stringent demands of diverse enterprises with superior excellence.
Capacity Range 30-2500kVA

Masterfully engineered for peak performance, our product guarantees high efficiency with minimal energy loss and a remarkably low noise footprint. It features top-tier internal heat dissipation capabilities and exceptional anti-short circuit properties. With significantly reduced no-load and load loss, this transformer assures dependable operation, prolonged lifespan, and a maintenance-free experience, establishing it as an indispensable asset for your power solutions.

This pioneering energy-saving and energy-efficient secondary-class oil-immersed transformer epitomizes our commitment to innovation. By integrating cutting-edge materials and breakthrough technologies, alongside a seamless blend of independent innovation and technology adoption, we have optimized the core and coil structures. This breakthrough drastically cuts no-load loss and noise levels, highlighting the extraordinary results of our self-developed products.

 

Oil-immersed transformers provide an extensive array of advantages, including outstanding heat dissipation capabilities that guarantee continuous and stable operation. Renowned for their superb insulation and unmatched reliability, these transformers facilitate effortless voltage adjustments to accommodate varied electrical demands. Their mature technology and cost-effectiveness 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, heralds a new era of innovation. This fully oblique jointed iron core, featuring a multi-stepped section design, ensures uniformity across the iron yoke and core, significantly boosting efficiency and performance.

Winding: Our meticulously engineered windings boast corrugated oil passages and a no immersion paint process, stabilized with a tightening belt for enhanced stability. The concentric coil design includes high-voltage windings with taps for precise voltage adjustments, easily accessible via a tap changer mounted on the box cover, facilitating seamless voltage modifications post power supply interruption.

Safety Protection Device: Our transformers, with a capacity range from 30 to 2000kVA, come equipped with crucial safety features including a pressure relief valve. Additionally, a gas relay with alarm and trip terminals can be installed upon user request, 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 is fitted 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, offering precise and trustworthy temperature monitoring capabilities.

We are a distinguished professional manufacturer with 32 years of profound expertise in electric equipment manufacturing, specializing 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 paramount objective, and we are dedicated to providing sincere, meticulous, and satisfactory services. We warmly welcome you to visit our facility and forge a long-term partnership with us.

Product categories

Company Profile

Established in 1992 with an impressive registered capital of 50 million RMB, Dongliang Electric Co., Ltd. stands tall with nearly three decades of unparalleled excellence in manufacturing state-of-the-art medium voltage (MV) transmission and distribution electrical equipment. We are specialists in designing a vast and varied collection of transformers, including dry-type, oil-immersed, machine tool, eco-friendly, control, and lighting lamp transformers. Our portfolio extends to include voltage stabilizers, voltage regulators, advanced switchgear, compact substations, and pioneering frequency converters, among other electrical apparatus. Perfectly positioned in the prestigious 'Electrical Appliance Capital of China'-Yueqing City, Zhejiang Province-our location is enriched by the captivating allure of the East Sea and the Oujiang River, with the stunning national scenic vistas gracing us from the north. Committed to our steadfast principles of 'quality first, service first,' we diligently pursue innovation and continuous improvement, consistently surpassing customer expectations. Our commitment to 'zero defects, zero complaints' is evident in our rigorous and comprehensive quality control system that ensures superior quality and safety standards. Renowned for our exceptional reputation within the industry, we have become the preferred choice for discerning clients both domestically and internationally. Your satisfaction is our endless pursuit, and we are dedicated to delivering sincere, thoughtful, and rewarding service. We eagerly invite you to visit our factory and begin a journey towards establishing a long-lasting partnership with us.

Company advantage

certificate

 

service

exhibition

Packaging & Shipping

Packing Standard: We meticulously utilize robust wooden cases or durable container protections to guarantee the utmost safety and security of your esteemed product. Every precaution is taken with precision and care to shield it from any transit concerns.
Q: Who are we?
A: Dongliang Electric Co., Ltd., a pioneering force in the transformer industry, stands at the forefront with an impressive legacy of 32 years in Professional Transformer Production Experience. Proudly based in Zhejiang, China, we are dedicated to continuous innovation and unparalleled excellence.
Q: Can your product be customized?
A: Recognizing the complexities of different voltage, frequency, and specifications required by diverse countries and regions, we provide custom solutions tailored to precisely fit your specific needs and preferences, ensuring excellence in every transformer we produce.
Q: How about your after-sales service?
A: Our distinguished company offers an extraordinary 20-year after-sales quality guarantee, ensuring you peace of mind with our unwavering commitment to outstanding support and complete customer satisfaction.
For more questions... Please reach out to us, and you will receive an immediate and attentive response. We are committed to addressing your inquiries promptly and effectively to ensure your satisfaction.