BS 7355:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
15-06-1998
English
30-11-1990
National foreword
Brief history
Text of EN 136
Specification
Introduction
1. Object and field of application
2. References
3. Definition and description
4. Requirements
5. Testing
6. Marking
7. Instructions for use
Annex
A. Untitled
Figures
1. Basket and hopper rubber chippings
2. Facial dimensions
3. Filter simulator for standard thread filters/
facepieces
4. Scheme of the SF6-test rig inward leakage
5. Assembly of atomizer
6. Apparatus used in the determination of inward
leakage using sodium chloride
7. Arrangement of the six propane burners
8. Scheme of a test rig for flammability of a full
facemask
9. Dummy head (Sheffield head) for carbon dioxide
content test of the inhalation air (dead space)
for a full face mask
10. Scheme of test rig for carbon dioxide content of
the inhalation air
11. Test arrangement for tensile force
12. Apertometer
13. Diagram from the apertometer
14. Scheme of exhalation valve leakage test box
15. Scheme of test rig for valve leakage using a single
cylinder machine
16. Scheme of test rig for valve leakage using a twin
cylinder breathing machine
National appendix A
National appendix B
Cooperating organizations
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