PC57.104/D3.3, Aug 2008 is a technical standard focused on immersed transformers, providing a reference point for engineering, design, and evaluation in power, energy and industry applications. It is relevant where transformer performance, construction details, and operating expectations need to be understood in a controlled way. For organizations working with immersed units, the document helps support consistent specification and review of equipment intended for electrical service.

About PC57.104/D3.3, Aug 2008

This standard addresses the technical context of immersed transformers, which are commonly used in electrical power systems where transformer cooling and insulation depend on immersion in a suitable dielectric medium. PC57.104/D3.3, Aug 2008 is useful as a design and reference document when comparing requirements, interpreting transformer characteristics, or checking compliance-related details. Its focus makes it relevant to procurement, engineering review, and documentation for transformer equipment in power and industrial settings.

Where is PC57.104/D3.3, Aug 2008 used?

PC57.104/D3.3, Aug 2008 is typically used in environments that specify or assess immersed transformers for utility networks, substations, industrial facilities, and related power distribution systems. It can support engineers, specifiers, and maintenance teams who work with transformer selection, installation planning, or equipment comparison. The standard is especially relevant when transformer construction and operating behavior must be documented clearly for design coordination, testing, or purchasing decisions.

Importance in practice

In practice, this standard helps improve consistency when immersed transformers are specified, reviewed, or evaluated. It supports clearer technical communication between manufacturers, purchasers, and engineering teams, reducing ambiguity in design expectations and testing considerations. For organizations responsible for electrical equipment reliability, PC57.104/D3.3, Aug 2008 can help guide compliance checks, limit procurement risk, and strengthen confidence that transformer requirements are being applied in a controlled and repeatable way.

• Immersed transformer context
• Power and industrial applications
• Design and specification reference
• Testing and compliance support
• Equipment review and procurement