Difference between revisions 122062536 and 122062537 on dewiki

{{Unreferenced|date=February 2009}}
[[Image:STS-118 EVA EMU Suit.jpg|thumb|270px|The Enhanced EMU Suit]]

The '''[[Space Shuttle]]/[[International Space Station]] Extravehicular Mobility Unit''' (EMU) is an independent anthropomorphic system that provides environmental protection, mobility, life support, and communications for a Shuttle or ISS crew member to perform [[extra-vehicular activity]] (EVA) in [[earth orbit]]. It is a two-piece semi-rigid suit and it is currently one (contracted; show full)7 psi to 10.2 psi for 24 hours, then an astronaut must pre-breathe for 45 minutes.<ref name=US/> EVAs onboard the ISS, the astronaut must pre-breathe for about four hours.<ref name=US>{{cite book |title= US Spacesuits |last= |first= |authorlink= |coauthors= Kenneth S. Thomas & Harold J. McMann |year= 2006 |publisher= Praxis Publishing Ltd. |location= Chichester, UK |isbn= 0-387-27919-9 |page= 374 |url= http://books.google.com/books?id=cdO2-4szcdgC&source=gbs_navlinks_s |}}</ref>


==Specifications==
'''Name:''' Baseline Extravehicular Mobility Unit Spacesuit

'''Manufacturer:''' International Latex Corporation (ILC) Dover and Hamilton Standard (primary life support systems)<ref name=us>{{cite book |title= US Spacesuits |last= |first= |authorlink= |coauthors= Kenneth S. Thomas & Harold J. McMann |year= 2006 |publisher= Praxis Publishing Ltd. |location= Chichester, UK |isbn= 0-387-27919-9 | page = 32 | url= http://books.google.com/books?id=cdO2-4szcdgC&source=gbs_navlinks_s |}}</ref>

'''Missions:''' [[STS-6]] (1983) to [[STS-110]] (2002)<ref name=us/>

'''Function:''' [[orbit|orbital]] [[Extra-vehicular activity]]<ref name=us/>

'''Operating Pressure:''' 4.3 psi (29.6 kPa)<ref name=us/>

'''EVA Suit Weight:''' 109 lb (49.4 kg)<ref name=us/>

'''Total Shuttle EVA Suit Weight''' 254 lb (115 kg)<ref name=us/>

'''Primary Life Support:''' 8 hours (480 minutes)<ref name=us/>

'''Backup Life Support:''' 30 minutes<ref name=us/>


'''Name:''' Enhanced Extravehicular Mobility Unit Spacesuit

'''Manufacturer:''' International Latex Corporation (ILC) Dover, Hamilton Standard (primary life support systems) and NASA (SAFER)<ref name=us>{{cite book |title= US Spacesuits |last= |first= |authorlink= |coauthors= Kenneth S. Thomas & Harold J. McMann |year= 2006 |publisher= Praxis Publishing Ltd. |location= Chichester, UK |isbn= 0-387-27919-9 | page = 32 | url= http://books.google.com/books?id=cdO2-4szcdgC&source=gbs_navlinks_s |}}</ref>

'''Missions:''' 1998 to present<ref name=us/>

'''Function:''' [[orbit|orbital]] [[Extra-vehicular activity]]<ref name=us/>

'''Operating Pressure:''' 4.3 psi (29.6 kPa)<ref name=us/>

'''EVA Suit Weight:''' 122 lb (55.3 kg)<ref name=us/>

'''Total Shuttle EVA Suit Weight''' 275 lb (124.7 kg)<ref name=us/>

'''Total ISS EVA Suit Weight''' 319 lb (145 kg)<ref name=us/>

'''Primary Life Support:''' 8 hours (480 minutes)<ref name=us/>

'''Backup Life Support:''' 30 minutes<ref name=us/>⏎
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==Comparison between Apollo A7L/A7L-B, Shuttle EMU, and Shuttle ACES suits==
Although the EMU is in many ways identical in appearance to the Apollo A7L space suits, and functions in the same manner as that of the Shuttle ACES suit, there are major differences in appearance and function.

{| class=wikitable
|-
!
!''[[Apollo/Skylab_A7L|A7L & A7L-B Suit]]''
!''Shuttle EMU Suit''
(contracted; show full){{space suit}}

[[Category:Human spaceflight]]
[[Category:American spacesuits]]

[[es:Unidad de Movilidad Extravehicular del Transbordador Espacial]]
[[fr:Extravehicular Mobility Unit]]
[[pt:Unidade de Mobilidade Extraveicular]]