Man tests; performance requirements.

  1. Law
  2. CFR 42
  3. Public Health
  4. Public Health Service, Department of Health and Human Services
  5. Occupational Safety and Health Research and Related Activities
  6. Approval of Respiratory Protective Devices
  7. Self-Contained Breathing Apparatus
  8. Man tests; performance requirements.

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§ 84.103 Man tests; performance requirements.

(a) The apparatus shall satisfy the respiratory requirements of the wearer for the classified service time.

(b) Fogging of the eyepiece shall not obscure the wearer's vision, and the wearer shall not experience undue discomfort because of fit or other characteristics of the apparatus.

(c) When the ambient temperature during testing is 24 ±6 °C. (75 ±10 °F.), the maximum temperature of inspired air recorded during man tests shall not exceed the following, after correction for deviation from 24 °C. (75 °F.):

Where service life of apparatus is - Where percent relative humidity of inspired air is - Maximum permissible temperature of inspired air shall not exceed -
°F. °C.
1⁄4 hour or less 0-100 135 57
1⁄4 hour to 3⁄4 hour 0-50
50-100		 125
1 110		 52
1 43
1 to 2 hours 0-50
50-100		 115
1105		 46
141
3 hours 0-50
50-100		 110
1100		 43
1 38
4 hours 0-50
50-100		 105
1 95		 41
1 35

1 Where percent relative humidity is 50-100 and apparatus is designed for escape only, these maximum permissible temperatures will be increased by 5 °C (10 °F).


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