combinaison spatiale Orlan

CONT: L'utilisation d'un des protocoles mis à l'essai a été approuvée pour les astronautes qui portent la combinaison spatiale américaine EMU (pour EVA Mobility Unit) et qui empruntent le sas de l'ISS [International Space Station] pour sortir dans l'espace. Les astronautes équipés de la combinaison russe Orlan n'appliqueront pas ce protocole en raison de différences de pressurisation de la combinaison Orlan.
OBS: combinaison spatiale Orlan : terme uniformisé par le Groupe de travail de la terminologie de la Station spatiale internationale (GTTSSI).

CONT: The Orlan spacesuit was used for Russian EVA's on Salyut, Mir, and the International Space Station. It was designed by the Zvezda OKB [Russia: Experimental Design Bureau], and derived from the Kretchet suit intended for use on the lunar surface. It consisted of flexible limbs attached to a one-piece rigid body/helmet unit. The suit was entered through a hatch in the rear of the torso. The exterior of the hatch housed the life support equipment. Maximum operation time was three hours when the Orlan-D version of the suit was first used on Salyut 6. Later Orlan-DM versions of the suit increased this period to nine hours. The integrated design meant that no external hoses were required as in the American space suits. The suit standard pressure was 0.40 atmospheres, so that a prebreathe period of only 30 minutes was required. Electrical power and communications were via an umbilical cord to the station. Control of the suit was via a panel on the chest, with the markings in mirror image. The cosmonaut viewed the panel using a mirror on the wrist of the suit.
OBS: Orlan spacesuit: term officially approved by the International Space Station official approval Group (ISSOAG).