PC57.12.90/D10.2, Oct. 2014 is a technical standard for immersed distribution, power, and regulating transformers, providing guidance that supports consistent engineering, testing, and product evaluation. It is relevant to equipment where insulation, materials, ratings, and performance must be defined with care, especially in utility and industrial power applications. By setting a clear reference for transformer requirements, this standard helps align design and procurement decisions with recognized practice.

What is PC57.12.90/D10.2, Oct. 2014?

PC57.12.90/D10.2, Oct. 2014 is a standards document focused on immersed transformer technology, covering the technical context for distribution, power, and regulating transformers. Its purpose is to support uniform requirements around design characteristics, construction, and performance expectations for these devices. In practice, it helps engineers, specifiers, and buyers interpret how transformer equipment should be evaluated for electrical service, insulation systems, and operating behavior in planned installations.

Where is PC57.12.90/D10.2, Oct. 2014 used?

This standard is commonly used when specifying or reviewing oil-immersed transformers for substations, utility networks, industrial power systems, and voltage regulation applications. It is especially relevant where transformer selection affects load handling, system stability, and long-term reliability. PC57.12.90/D10.2, Oct. 2014 may also be used during equipment testing, bid comparisons, and technical submittals to help ensure the transformer matches the intended service conditions and application requirements.

Why is PC57.12.90/D10.2, Oct. 2014 important?

PC57.12.90/D10.2, Oct. 2014 matters because transformer performance and safety depend on consistent requirements for design, materials, and testing. Using a recognized standard helps reduce ambiguity during specification and procurement, which can lower the risk of incompatibility or underperformance. For immersed transformers, clear expectations around insulation, ratings, and operational behavior are important for dependable service, maintenance planning, and compliance with project technical criteria.

• Immersed transformer requirements
• Distribution, power, and regulating applications
• Design, rating, and insulation considerations
• Testing and compliance reference
• Utility and industrial power use