TS IEC 60300-3-10

TS IEC 60300-3-10 is a standard in the dependability management family that provides application guidance for maintainability. The topic concerns how quickly, safely and effectively a system can be restored to service after a failure or during planned maintenance. Maintainability is a broad engineering concern that brings together design, maintenance planning, spare parts provision, accessibility, fault diagnosis, and disassembly/reassembly considerations.

What maintainability means in practice

In general technical terms, maintainability depends not only on the maintenance crew, but also on the product or plant design. A maintainable design typically gives easier access to critical components, shortens fault isolation time, and reduces the need for special tools or highly complex procedures. For that reason, maintainability is usually considered early in the life cycle of electrical systems, industrial equipment, and other engineered assets.

The role of this document

This TSE edition forms part of the IEC 60300-3 series and provides application guide information for maintainability. In practical terms, it helps the reader think about maintainability, understand its links to design and management decisions, and place it within dependability management; however, because the full text is not reproduced here, no more specific clause-by-clause requirements, numerical limits, or test steps should be inferred.

• Addresses maintainability within dependability management.
• Provides a guide for planned maintenance and post-failure restoration.
• Relates maintainability to accessibility, diagnosis, and disassembly/reassembly.
• Is part of the IEC 60300-3 application guide series.