BS 3999-15(1994) : 1994 AMD 8948

Committees responsible
National foreword
Methods
Section one. General
1. Scope
2. Object
Section two. Definitions
3. Terms used to designate appliances
4. Terms used to classify appliances or parts of
     appliances
5. Terms used for characteristics of appliances
6. Terms used in the measuring methods
Section three. General notes of measurements
6. List of measurements
7. General conditions of measurement
Section four. Methods of measurement
9. External dimensions
10. Usable cavity volume
11. Usable cavity dimensions
12. Determination of microwave power output
13. Electrical power input measurement
14. Efficiency
15. Technical tests for performance
16. Heating performance
17. Cooking performance
18. Defrosting performance
Figures
1. Square tanks
2. Cup dimensions in millimetres
3a. Rectangular shelves: all 16 rectangles are equal
3b. Circular shelves
4. Cup positions for the test of clause 16

States and defines the principal performance characteristics of microwave ovens and describes the standard methods for measuring these characteristics. Applies to appliances for heating food and beverages, by electromagnetic energy (microwaves) in one or more of the I.S.M frequency bands between 300 MHz and 30 GHz, for household use. Also applies to combination microwave oven when used in the microwave generating mode only. Coverage includes external dimensions, usable cavity volume, heating performance, cooking performance and defrosting performance. Also includes detailed definitions and diagrams. AMD 8948 RENUMBERS THIS STANDARD