A320 CBT Landing Gear 1 System presentation

normal landing gear uses Green hydraulic system for operation.
2 LGCIU computers are used to process gear position, door sequencing and warnings.
limitation:
VLO : gear extention max speed is 250 kts
VLO: gear retraction max speed is 220 kts
VLE: gear extended max speed is 280 kts / 0.67M
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