NF S76-042*NF EN 402:2003 Respiratory protective devices - Lung governed demand self-contained open-circuit compressed air breathing apparatus with full face mask or mouthpiece assembly for escape - Requirements, testing, marking.
1993NF S76-042:1993 RESPIRATORY PROTECTIVE DEVICES FOR ESCAPE. SELF. CONTAINED OPEN-CIRCUIT COMPRESSED AIR BREATHING APPARATUS WITH FULL FACE MASK OR MOUTHPIECE ASSEMBLY. REQUIREMENTS, TESTING, MARKING. (EUROPEAN STANDARD EN 402).