Tenders Are Invited For Unmanned Aerial Vehicle, Quadcopter

An Industrial-Class Quadcopter Must Have A Take-Off Weight Without Batteries Of No More Than 5020 G, With Batteries No More Than 9740 G, A Maximum Take-Off Weight Of No More Than 15.8 Kg, Dimensions When Unfolded No More Than 980×760×480 Mm, When Folded No More Than 490×490×480 Mm, A Transport Case Measuring No More Than 779X363x528 Mm, Maximum Payload Of At Least 6 Kg, Propeller Size Of At Least 25 Inches And Diagonal Wheelbase Of At Least 1070 Mm. Maximum Climb Speed Must Be At Least 10 M/S, Descent Speed At Least 8 M/S, Horizontal Flight Speed At Least 25 M/S, Maximum Take-Off Altitude Above Sea Level At Least 7000 M, Maximum Flight Time At Least 59 Minutes, Hover Time At Least 53 Minutes, Flight Range At Least 49 Km, Resistance To Wind Load At Least 12 M/S, Maximum Angular Speed Yaw Rate Of At Least 100°/S, Maximum Pitch Angle Of At Least 35°, Operating Temperature Range From Minus 20°C To Plus 50°C.