Energy-Efficient 10kv Transformer with ISO9001 Approval and New 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

Introducing our prestigious three-phase oil-immersed power transformers, meticulously engineered with a rated voltage range of 10-35kV. These transformers stand as the premier solution across a multitude of industries, including petroleum, metallurgy, chemical, textile, and light industry sectors. Designed to thrive in environments laden with high dust concentrations, they deliver unparalleled performance and unwavering reliability, proudly meeting and exceeding the stringent demands of diverse enterprises.
Capacity Range 30-2500kVA

Crafted for superior excellence, our product epitomizes high efficiency with minimal energy loss and impressively low noise levels. It boasts exceptional internal heat dissipation and formidable anti-short circuit capabilities. With minimal no-load and load loss, this transformer ensures steadfast operation, an extended lifespan, and a maintenance-free experience, solidifying its role as an indispensable asset in your power solution arsenal.

This state-of-the-art energy-saving, energy-efficient secondary-class oil-immersed transformer embodies our unwavering commitment to innovation. By integrating advanced materials, pioneering technologies, and a harmonious blend of independent innovation with strategic technology adoption, we have meticulously optimized and transformed the core and coil structures. This advancement dramatically reduces both no-load loss and noise, vividly showcasing the remarkable results of our self-developed products.

 

Oil-immersed transformers present a multitude of advantages, notably superior heat dissipation capabilities that ensure consistent and stable operation. Renowned for their excellent insulation and high reliability, these transformers offer effortless voltage adjustments to accommodate diverse electrical requirements. Their mature technology and cost-effectiveness make them the ideal choice for a wide range of applications.

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

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

Safety Protection Device: Our transformers, spanning a capacity range of 30-2000kVA, are equipped with essential safety features such as a pressure relief valve. Moreover, a gas relay with alarm and trip terminals can be installed according to user requirements, enhancing safety and operational integrity, ensuring the utmost 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 placed in a tube holder, strategically positioned 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, ensuring optimal operational conditions.

We are a distinguished professional manufacturer with 32 years of extensive expertise in the electric equipment manufacturing industry, 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 remains our ultimate objective, and we are devoted 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 the thriving year of 1992 with an admirable registered capital of 50 million RMB, Dongliang Electric Co., Ltd. stands tall with nearly three decades of profound expertise in crafting top-tier medium voltage (MV) transmission and distribution electrical equipment. Our specialization lies in an expansive array of transformers tailored to meet every need: from cutting-edge dry-type and oil-immersed to the precision of machine tool, the eco-conscious environmentally-friendly, as well as control and lighting lamp transformers. Moreover, we supply a comprehensive suite of auxiliary products like voltage stabilizers, voltage regulators, advanced switchgear, compact substations, and state-of-the-art frequency converters alongside myriad other electrical solutions. Impeccably situated in the prestigious 'Electrical Appliance Capital of China'-Yueqing City, Zhejiang Province-our strategic locale boasts the enchanting East Sea and Oujiang River to the south and breathtaking national scenic wonders to the north. Through our steadfast commitment to 'quality first, service first,' we relentlessly pursue enhancement and innovation to not only meet but surpass customer expectations. Our quest for 'zero defects, zero complaints' is embodied in a rigorous and all-encompassing quality control system, ensuring products of unmatched quality and paramount safety. Revered for our impeccable reputation, we are the preferred choice for discerning clients both domestically and on the global stage. Your satisfaction fuels our unwavering ambition, and we pledge to deliver service that is sincere, thoughtful, and truly rewarding. We extend a heartfelt invitation for you 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.
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.