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About Us
Jiangsu Dingxin Electric Co., Ltd.
Jiangsu Dingxin Electric Co., Ltd. is located in the Industrial Park of Haian Development Zone, a development zone in Jiangsu Province. It is a high-tech enterprise in Jiangsu Province specializing in the production of power equipment, with an annual production capacity of 50 million KVA. It mainly produces 110KV, 220KV and 500KV ultra-high voltage transformers, various dry-type transformers, oil-immersed transformers, amorphous alloy transformers, wind and solar energy storage transformers, prefabricated substations and reactors of various specifications with voltage levels of 35KV and below. , electric furnace transformer, rectifier transformer, mining transformer, split transformer, phase shift transformer and other special transformer. As China Wholesale American Pad Mounted Transformer Suppliers and American Pad Mounted Transformer Factory, companies have successively passed IS09001, ISO14001, ISO45001, ISO19011 system certification. Among the customers we cooperate with are many urban and rural power grids, as well as petrochemical, metallurgical, textile enterprises, mines, ports, residential communities, etc. We have long-term cooperation with many well-known companies, and we are also qualified suppliers for many listed companies in the electrical industry. Product sales cover the national market and are exported to Europe, the United States, Australia, Indonesia, Russia, Africa, Vietnam and other countries.
Certificate Of Honor
  • Business Licence
  • S22-M-250/10-Nx1 And Energy Efficiency Report
  • SCB18-800/10-NX1 And Energy Efficiency Report
  • SCB18-500/10-NX1 And Energy Efficiency Report
  • SCB18-2500/10-NX1 And Energy Efficiency Report
  • S13-M-1000/10KV Type Test Report
  • S13-M-1000/20KV Type Test Report
  • S13-M.RL-630/10KV Type Test Report
Industry knowledge
Which relevant American standards should the design of American Pad Mounted Transformer comply with?
The design of American Pad Mounted Transformers should comply with relevant standards and regulations to ensure safety, performance, and compatibility within the American electrical infrastructure. Some of the key standards and specifications that pad-mounted transformers in the United States may adhere to include:
ANSI C57 Series:
The American National Standards Institute (ANSI) publishes the C57 series, which covers various aspects of transformers. Relevant parts include ANSI C57.12 for pad-mounted distribution transformers and ANSI C57.12.28 for ventilated dry-type transformers.
IEEE Std C57.12.20:
This standard, titled "IEEE Standard for Liquid-Immersed Distribution, Power, and Regulating Transformers," provides guidelines for liquid-immersed transformers, including those used in pad-mounted applications.
IEEE Std C57.12.26:
This standard, titled "IEEE Standard for Polyphase Induction Motors for Power Generating Stations," is relevant for transformers associated with power generation and distribution systems.
The National Electrical Manufacturers Association (NEMA) publishes NEMA TR 1, which provides general requirements for dry-type transformers. This may be applicable to certain designs of pad-mounted transformers.
NEMA ST 20, "Dry-Type Transformers for General Applications," outlines standards specifically for dry-type transformers, which may include some pad-mounted transformer designs.
NFPA 70 - National Electrical Code (NEC):
The NEC, published by the National Fire Protection Association (NFPA), contains requirements for the installation and use of electrical equipment, including transformers. Compliance with NEC is crucial for safety and code adherence.
UL Standards:
Underwriters Laboratories (UL) publishes various standards for electrical equipment. Depending on the type of transformer, compliance with specific UL standards may be necessary for safety and certification.
ANSI/IEEE C37.20.2:
This standard addresses metal-enclosed switchgear assemblies and may be relevant if the pad-mounted transformer is integrated into a switchgear system.
IEEE Std 32:
Titled "IEEE Standard Requirements, Terminology, and Test Code for Dry-Type Air-Core Series-Connected Reactors," this standard provides requirements for air-core reactors, which may be applicable to certain transformer designs.
IEEE Std C57.121:
This standard, titled "IEEE Standard General Requirements for Dry-Type Distribution and Power Transformers," provides general requirements for dry-type transformers, including those suitable for pad-mounted applications.