Product introduction

Introducing our Remarkable 220V Control Transformer, a true testament to superior engineering. With an impressive capacity reaching up to 50,000VA, this expertly designed transformer accommodates input voltages soaring up to 1000V within AC 50-60Hz circuits. Masterfully crafted, it guarantees flawless operation even when pushed to its limits. Its unmatched versatility positions it as a reliable control power supply for a broad spectrum of machine tools and mechanical equipment. Whether it's for general electrical appliances, localized lighting solutions, or indicator power sources, our 220V Control Transformer stands as your unwavering choice, ensuring dependable performance in every application.
· Ideal for use in settings where altitude does not exceed 2000 meters, ensuring optimal performance;
· Meticulously designed to operate effectively in ambient air temperatures ranging from a brisk -25ºC to a comfortable +40ºC, while maintaining a 24-hour average that never surpasses +35ºC, guaranteeing consistent reliability.
· Crafted to excel in conditions where air relative humidity is kept below 90% at +25°C, and remains under 50% at +40°C, maintaining performance integrity.
· Built to withstand environments that are free from violent vibrations or shocks, with added protection against rain or snow exposure, ensuring longevity and durability.
Meticulously crafted for use in environments devoid of explosion hazards, with assurance against the presence of gases or conductive dust that could corrode metals or undermine insulation integrity, safeguarding your applications.
Our transformers are custom-designed to cater to a diverse range of capacity, voltage, and application needs, offering a variety of structural designs. Typically available in encapsulated and open-shell configurations, they provide the adaptability and steadfast reliability necessary for a wide array of applications.
Featuring transformer coils with either double or multiple windings, each unit is equipped with secondary windings that include multiple taps or independent coils. This ensures accurate voltage and capacity distribution, perfectly tailored to meet your specific demands.
The calculation for the double-winding transformer coil is represented as follows: primary current I1 = Pe/U1, secondary current I2 = Pe/U2, providing precise electrical performance insights.
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 |
We proudly stand as a professional manufacturer with an impressive 32 years of unrivaled expertise in the electric equipment manufacturing industry. Our specialization spans across transformers-both dry-type and oil-immersed-voltage stabilizers, regulators, switchgear, compact substations, frequency converters, and more. Our rigorous quality control measures ensure an exceptional standard of safety and excellence, earning us a prestigious reputation both domestically and internationally. We are firmly committed to customer satisfaction, consistently striving to deliver authentic, precise, and rewarding services. We wholeheartedly invite you to visit our cutting-edge facility and explore the promising opportunities for partnership with us.
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Company Profile
In 1992, Dongliang Electric Co., Ltd. emerged as a leader in the electrical industry, driven by visionary insight and steadfast determination. With a substantial registered capital of 50 million RMB, we boast nearly 30 years of unrivaled expertise in crafting medium-voltage transmission and distribution electrical equipment. As a hallmark of innovation and dependability, our expertise is beautifully embodied in a diverse portfolio of transformers, featuring dry-type, oil-immersed, machine tool, environmental protection, control, and lighting lamp transformers. Our expansive product offerings further include state-of-the-art voltage stabilizers, precision voltage regulators, efficient switchgear, compact substations, cutting-edge frequency converters, and an impressive array of advanced electrical solutions. Strategically nestled in the dynamic core of Yueqing City, Zhejiang Province, lauded as the 'Electrical Appliance Capital of China', our prestigious company enjoys an enviable geographic advantage, flanked by the tranquil East Sea to the south and awe-inspiring national scenic treasures to the north. Committed to our unwavering ethos of 'quality first, service first', we relentlessly pursue continual improvement and groundbreaking innovation, constantly striving to exceed our customers' expectations. Our stringent quality control system ensures zero defects and zero complaints, earning us an impeccable reputation both at home and abroad. At the heart of our mission is customer satisfaction, and we are dedicated to delivering genuine, attentive, and thoroughly satisfactory service. We warmly welcome you to tour our cutting-edge factory and explore the vast potential for a fruitful partnership with us.
Company advantage

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Packaging & Shipping
Packing standard: We raise the bar with our superior packaging solutions, using robust wooden cases coupled with secure container protection. This comprehensive packaging guarantees that your product arrives not just safely, but in pristine condition-perfectly prepared for immediate deployment and use.
Q: Who are we?
A: We proudly introduce ourselves as Dongliang Electric Co., Ltd., a beacon of innovation and excellence in the transformer industry. With a stellar legacy spanning 32 remarkable years in professional transformer production, we are based in the heart of Zhejiang, China, where we craft each product with precision and commitment to quality.
Q: Can your product be customized?
A: Absolutely! Experience unparalleled customization with our product, expertly crafted to meet your unique specifications. Whether it's voltage adjustments, frequency modifications, or other specific transformer needs, we deliver tailored solutions for different countries and regions, ensuring that our product aligns seamlessly with your precise requirements.
Q: How about your after-sales service?
A: Our commitment to excellence extends far beyond the initial sale, as evidenced by our remarkable 20-year after-sales quality guarantee. Enjoy peace of mind and ultimate satisfaction, knowing that we stand by you, providing steadfast support and assistance long after your purchase.
Have more questions? We are here to help! Reach out to us at any time and experience our prompt, attentive assistance firsthand. We are dedicated to delivering immediate responses to address all your inquiries and ensure your complete satisfaction.