Electrical apparatus for explosive gas atmospheres. Construction, test and marking of type of protection encapsulation "m" electrical apparatus— 38 стр.
Acoustics. Determination of sound power levels of noise sources using sound pressure. Survey method using an enveloping measurement surface over a reflecting plane— 38 стр.
Acoustics. Noise emitted by machinery and equipment. Measurement of emission sound pressure levels at a work station and at other specified positions. Survey method in situ— 24 стр.
Acoustics. Determination of sound power levels of noise sources. Engineering methods for small, movable sources in reverberant fields. Comparison for hard-walled test rooms— 20 стр.
Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering method in an essentially free field over a reflecting plane— 40 стр.
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full. General principles and requirements— 44 стр.
Safety of machinery. Pressure sensitive protective devices. General principles for the design and testing of pressure sensitive mats and pressure sensitive floors— 56 стр.
Safety of machinery. Pressure sensitive protective devices. General principles for the design and testing of pressure sensitive edges and pressure sensitive bars— 64 стр.
Surface treatment equipment. Noise test code for surface treatment equipment including its ancillary handling equipment. Accuracy grades 2 and 3— 34 стр.
Surface treatment equipment. Noise test code for surface treatment equipment including its ancillary handling equipment. Accuracy grades 2 and 3— 34 стр.
