ECSS-Q-30-11A – Derating – EEE components (24 April 2006)

This Standard has been cancelled and replaced by ECSS-Q-ST-30-11C (31 July 2008).


This Standard applies to all parties involved at all levels in the realization of space segment hardware and its interfaces.

The objective of this Standard is to provide customers with a guaranteed performance and reliability up to the equipment end-of-life. To this end, the following are specified:

  • Load ratios or limits to reduce stress applied to components;
  • Application rules and recommendations.


This standard cancels and replaces the derating requirements applicable to electronic, electrical and electromechanical components in ECSS-Q-60-11A (7 September 2004).