Environmental testing. Test methods - Test N. Change of temperatureEnvironmental testing Part 2: Tests Test N: Change of temperature Executive summary Test to determine ability of components and equipment to withstand rapid changes in ambient temperature. Abstract This European Standard test method determines the ability of components, equipment or other articles to withstand rapid changes in ambient temperature. The specimen is exposed to rapid changes of temperature in air or in a suitable inert gas by alternate

BS EN 60976 applies to medical electron accelerators when used

Clause 12 covers the requirements and tests that are necessary for current transformers for use with electrical protective relays

water absorption

• Annex A (informative) Illustration of grading requirements for most commonly used sizes for graded coarse aggregates

BS EN 12150-2:2004 covers the evaluation of conformity and the factory production control of flat thermally toughened soda lime silicate safety glass for use in buildings

Part 1: Requirements and testing for freedom from holes

1 can thus play a positive role during a fire emergency

The chemical composition limits for these materials are given in BS EN 573-3

when relevant

equipment or other articles for use and/or storage under conditions of low temperature and for which the subjection to a sudden change of temperature has no detrimental effect

Following the guidelines in BS EN 12101-10 allows you to design and manufacture smoke and heat control systems that meet industry standards

and BS EN 13432) may be used together to support a claim that packaging is in compliance with the essential requirements for it to be placed on the market as required by the Directive