Three Phase ISO9001 Approved Transformer with Low Loss and High Efficiency

• 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, 10kva-5000kva
• Trademark: dongliang
• Origin: Zhejiang, China
• HS Code: 850421
• Package Size: 225.00cm * 400.00cm * 270.00cm
• Package Gross Weight: 25000.000kg

Product Description

Product introduction

Introducing our prestigious line of three-phase oil-immersed power transformers, meticulously engineered with a rated voltage range spanning from 10-35kV. These transformers serve as the quintessential solution for a multitude of industries such as petroleum, metallurgy, chemical, textile, and light industry. Engineered to thrive in high dust concentration environments, they offer unmatched performance and reliability, seamlessly addressing the rigorous demands of diverse enterprises.
Capacity Range Overview 30-2500kVA

Exquisitely designed for superior efficacy, our product is a marvel of high efficiency, minimal energy loss, and remarkably low noise production. It boasts exceptional internal heat dissipation and impressive anti-short circuit properties. With negligible no-load and load losses, this transformer ensures dependable operation, an extended lifespan, and a maintenance-free experience, establishing itself as an indispensable component of your power solutions.

This pioneering energy-saving, energy-efficient secondary-class oil-immersed transformer epitomizes our unwavering dedication to innovation. By integrating cutting-edge materials, revolutionary technologies, and seamlessly blending independent innovation with technology adoption, we've optimized and redefined the core and coil structures. These enhancements profoundly diminish no-load loss and noise, showcasing the remarkable outcomes of our self-developed products.

 

Oil-immersed transformers present a plethora of benefits, featuring exceptional heat dissipation capabilities that guarantee consistent and stable operation. Famed for their superb insulation and high reliability, these transformers facilitate seamless voltage adjustments to cater to diverse electrical requirements. With mature technology and cost-effectiveness, they are the ideal choice for an array of applications.

Iron Core Excellence: Our avant-garde iron core, crafted from high-permeability magnetic grain-oriented cold-rolled silicon steel sheets, heralds a new era of innovation. This intricately designed full oblique jointed iron core features a multi-stepped section, ensuring uniformity throughout the iron yoke and core, significantly enhancing both efficiency and performance.

Winding Prowess: Our meticulously crafted windings integrate corrugated oil passages and a no immersion paint process, secured with a robust tightening belt for augmented stability. The concentric coil design comprises high-voltage windings with taps for precise voltage tuning, accessible via a tap changer mounted on the box cover, facilitating effortless voltage modifications post power supply interruption.

Safety Protection Device: Our transformers, with a capacity spectrum of 30-2000kVA, are equipped with indispensable safety features including a pressure relief valve. For enhanced safety and operational integrity, a gas relay with alarm and trip terminals can be installed per user requirements.

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 includes a glass thermometer in a tube holder, strategically positioned atop the oil tank, extending 120±10 mm into the oil. For transformers ranging from 1000-2000kVA, an outdoor signal thermometer is incorporated, delivering precise and reliable temperature surveillance.

We are an eminent professional manufacturer with 32 years of profound expertise in the electric equipment manufacturing sector, specializing in transformers (encompassing both dry-type and oil-immersed models), voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and more. Our stringent quality control system ensures unmatched safety and quality, securing us a prestigious reputation both domestically and internationally. Customer satisfaction remains our paramount priority, and we are devoted to providing sincere, meticulous, and satisfactory services. We warmly invite you to visit our facility and forge a long-standing 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 to the fore in the manufacture of medium voltage (MV) transmission and distribution electrical equipment. Our specialization shines through in our ability to craft a diverse array of transformers, encompassing dry-type, oil-immersed, machine tool, environmentally-friendly, control, and lighting lamp transformers. Beyond transformers, our extensive product portfolio extends to voltage stabilizers, voltage regulators, switchgear, compact substations, frequency converters, and an array of other cutting-edge electrical equipment. Nestled in the illustrious 'Electrical Appliance Capital of China'-Yueqing City, Zhejiang Province-our strategic location offers the enchanting allure of the East Sea and the Oujiang River to the south and the breathtaking national scenic vistas to the north. Adhering steadfastly to our core principles of 'quality first, service first,' we consistently strive for relentless improvement and innovation to exceed customer expectations. Our unwavering pursuit of 'zero defects, zero complaints' is a testament to our rigorous, comprehensive quality control system, ensuring the pinnacle of quality and safety. Enjoying a sterling reputation within our industry, we have become the preferred choice for discerning domestic and international clients. Your satisfaction is our perpetual ambition, and we are dedicated to providing sincere, thoughtful, and gratifying service. We extend a warm invitation for you to visit our factory and forge an enduring, mutually rewarding partnership with us.

Company advantage

certificate

 

service

exhibition

Packaging & Shipping

Packing Standard: We meticulously employ exceptionally sturdy wooden cases or protective containers to ensure the ultimate safety and security of your valuable transformer during transportation.
Q: Who are we?
A: Dongliang Electric Co., Ltd. is a trailblazing leader in the transformer industry, boasting an impressive 32 years of professional experience in transformer production, with our esteemed headquarters situated in the dynamic region of Zhejiang, China.
Q: Can your product be customized?
A: With a keen understanding of the diverse voltage, frequency, and transformer specifications required worldwide, we offer bespoke customization to perfectly align with your distinct needs and requirements.
Q: How about your after-sales service?
A: Our distinguished company is delighted to offer an exceptional 20-year after-sales quality guarantee, ensuring you enjoy unmatched peace of mind with every purchase.
For more questions... Feel free to reach out to us anytime, and you will receive an immediate, attentive response, demonstrating our unwavering commitment to your satisfaction.