Plug-and-play installation: clarity in system compatibility and responsibility

Published on 27 July 2026Time to read: 2 minutes

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Efficiency on the construction site
Plug-and-play installation has become an established solution within the electrical engineering sector. For installers, it primarily means faster installation, fewer errors and costs, and a clear, organised approach on the construction site. At the same time, combining different systems requires careful consideration. When are components considered system-compatible, and who is responsible for the complete installation?

What do the standards say?
According to the product standard NEN-EN-IEC 61535, plug-and-play connectors must meet specific safety and functional requirements. This standard describes how products are tested, but it does not provide a standard for interchangeability between manufacturers. This means that connectors from different brands do not automatically function together without issues. In addition, the complete installation must comply with NEN 1010.

Test report or certification
In practice, connectors are regularly tested by certification and inspection bodies. A test report demonstrates that a specific combination has been assessed under controlled conditions. However, it does not provide assurance for other configurations. Certification goes one step further and also covers aspects such as design, documentation, and production control.

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Responsibility in practice
For installers, it is important to work according to the manufacturer’s specifications and instructions. When combining components, uncertainty may arise regarding system responsibility. Factors to consider include mechanical compatibility, contact quality, thermal performance, and the consistency of future deliveries.

Practical choices
For this reason, many projects choose one complete integrated system from a single manufacturer. This provides clarity during installation, inspection, and maintenance.

In conclusion
Plug-and-play installation remains an efficient, reliable, and future-proof solution. By carefully assessing system compatibility, system responsibility, and the associated documentation in advance, discussions afterwards can be avoided. This ensures that the installation remains safe, reliable, sustainable, and ready for long-term use.

Do you have questions about plug-and-play installations, system compatibility, or system responsibility? Isolectra is happy to help. Explore our FAQ or contact us.

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