Powerful Three Phase Transformer with ISO9001 Approval and Low Loss Design

• 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, designed with a rated voltage range of 10-35kV, are the optimal choice for a diverse spectrum of industries, including petroleum, metallurgy, chemical, textile, and light industry. These transformers are engineered to excel in environments with high dust concentrations, providing unmatched performance and reliability. They are crafted to meet the stringent demands of various enterprises with superior efficiency and reliability, making them indispensable in industrial settings.
Capacity Range 30-2500kVA

Crafted with an unwavering commitment to excellence, this product delivers exceptional efficiency, minimal energy loss, and impressively low noise levels. It boasts outstanding internal heat dissipation and formidable anti-short circuit capabilities. With minimal no-load and load loss, this transformer ensures dependable operation, an extended lifespan, and a maintenance-free experience, making it an invaluable asset for all your power solutions.

This state-of-the-art energy-saving, energy-efficient secondary-class oil-immersed transformer is a testament to our dedication to innovation. By integrating advanced materials and pioneering technologies, we have transformed the core and coil structures through a blend of independent innovation and technology adoption. This enhancement significantly reduces no-load loss and noise, showcasing the remarkable 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 excellent insulation and high reliability, these transformers provide effortless voltage adjustments to accommodate diverse electrical needs. Their mature technology and cost-effectiveness make them an ideal choice for a multitude of applications, ensuring seamless integration into various systems.

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 full oblique jointed iron core features a multi-stepped section design, ensuring uniformity throughout the iron yoke and the core itself, significantly boosting efficiency and performance, making it a cornerstone of our transformative design.

Winding: Our meticulously designed windings incorporate corrugated oil passages and a no immersion paint process, secured with a tightening belt for enhanced stability. The concentric coil design features high-voltage windings with taps for precise voltage adjustments. These taps are accessible via a tap changer mounted on the box cover, allowing for seamless voltage changes post power supply interruption, ensuring continuous and adaptable power delivery.

Safety Protection Device: Our transformers, spanning a capacity range of 30-2000kVA, are equipped with essential safety features such as a pressure relief valve. In addition, a gas relay with alarm and trip terminals can be installed according to user requirements, enhancing safety and operational integrity, providing peace of mind and ensuring robust protection.

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 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, crucial for maintaining optimal operations and ensuring longevity.

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 objective, and we are committed to delivering sincere, meticulous, and satisfactory services. We cordially 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. stands as a beacon of excellence with nearly three decades of unparalleled expertise in the creation of medium voltage (MV) transmission and distribution electrical equipment. We have honed our craft to perfection, specializing in an extensive array of transformers, from dry-type and oil-immersed to machine tool, environmentally-friendly, control, and lighting lamp transformers. Our expansive product portfolio also boasts high-quality voltage stabilizers, voltage regulators, switchgear, compact substations, frequency converters, and a suite of other essential electrical equipment. Situated in the renowned 'Electrical Appliance Capital of China' - Yueqing City, Zhejiang Province - our prime location offers the charm of the East Sea and the Oujiang River to the south, complemented by breathtaking national scenic views to the north. Guided by our steadfast principles of 'quality first, service first,' we are committed to relentless improvement and innovation to surpass customer expectations. Our relentless pursuit of 'zero defects, zero complaints' is embodied in our rigorous, all-encompassing quality control system, ensuring unparalleled quality and safety. Celebrated for our impeccable reputation in the industry, we are the go-to choice for discerning clients both domestically and globally. Your satisfaction is our unwavering ambition, and we pledge to provide sincere, considerate, and rewarding service. We extend a warm invitation to visit our factory and embark on 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 the utmost safety and security of your valued product. Our packaging solutions are designed not just for protection, but also to safeguard the integrity and quality of your Powerful Three Phase Transformer with ISO9001 Approval and Low Loss Design during transit.
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, we are committed to innovation and excellence in the realm of energy transformation.
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. Whether it's for industrial, commercial, or specialized applications, our customization ensures optimal performance matching your precise needs.
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. Our commitment to customer satisfaction doesn't end at the point of sale; it continues through decades of reliable and exceptional support to ensure your complete satisfaction.
For more questions... Feel free to reach out to us, and you will receive an immediate, attentive response. Our dedicated team is always ready to assist you with any inquiries or support, ensuring a seamless experience with Dongliang Electric Co., Ltd.