Establishes provisions for the safe design, construction, installation and operation of stationary and skid-mounted compressors. Specifies requirements to help minimizing compressor accidents and defines general safety practices for the field. It does not apply to prime movers. The following types of compressor are excluded: with a shaft input less than 2 kW, with an effective discharge pressure less than 0,5 bar or exceeding 50 bar, supplying air for breathing, diving or surgery, such used for air brake systems, ejektors.