Bushfire
18th Feb 2007, 21:31
I've always wondered why helicopters like the AW-139 and Blackhawk don't have higher maximum take off weights (especially for external sling loads). How is the MTOW determined? Thanks
................by Performance or Structure/Dynamics whichever comes first!
More Payload
19th Feb 2007, 21:19
It's the highest weight at which compliance with each applicable requirement of the FAR is shown.
A total weight with jettisonable external load can be established at a higher weight with a couple of provisos including limited operating limitations.
eg Reduced VNe