I. Airframe Structural Parameters
Configuration: 6-axis coaxial 12-rotor / 8-axis coaxial rotor design; full carbon fiber + aerospace-grade 7075 aluminum airframe
Wheelbase: 1920～1950 mm
Deployed dimension: 2080×1820×1000 mm; folded dimension: 1050×1250×800 mm (pickup truck transport compatible)
Empty weight (airframe + gimbal excluded of batteries): 17.8～19 kg
Battery weight: 16～18 kg (dual lithium battery packs)
Rated effective payload: 30 kg (water / dry powder / fire extinguishing bombs)
Maximum takeoff gross weight: 55～58.5 kg
II. Endurance & Power System
Battery specification: 16S high-voltage lithium battery, total dual-pack capacity 4.8～5.4 kWh (61.6V, 27000mAh × 2)
No-load flight endurance: 48～52 mins
Full-load endurance with 30kg fire suppressant: 22～26 mins (standard value for forest fire suppression)
Fast charging period: 1.2～1.5 hours for full charge of complete battery set
III. Flight Performance
Maximum level flight speed: 18～20 m/s (65～72 km/h); cruising speed: 10～12 m/s
Climb rate: 4.5～5 m/s; descent rate ≤3.5 m/s
Wind resistance: stable operation under Grade 6 wind (13.8 m/s), short-duration tolerance for Grade 7 gusts
Service ceiling: 4500～5000 m, applicable for high-altitude mountain & forest regions
Hover precision: GPS + Beidou dual-mode: horizontal ±0.5m, vertical ±0.5m; optional RTK upgrade to ±0.1m
Operating temperature: -20℃～+60℃; IP54 dustproof and waterproof, operable under light rain
IV. Video Transmission & Remote Control (Standard for Forest Firefield Operations)
Line-of-sight remote control range: standard 10 km, optional long-range 30 km data link ground control station
Surveillance gimbal: dual-sensor pod with 30× optical zoom visible light camera + thermal infrared imager (for fire temperature measurement)
Flight controller: triple-redundancy IMU; built-in functions including low-battery return-to-home, single-propeller fault tolerance, forced landing on loss of control and autonomous route planning
V. Optional 30kg Fire Suppression Payload (3-in-1 interchangeable mount)
Water sprinkling tank: 30L high-pressure water tank, atomized spray range 15～18m with segmented quantitative water discharge
Dry powder container: 28kg ultra-fine dry powder, partitioned spreading for surface forest fire containment
Fire bomb rack: holds 18～24 fire extinguishing bombs, fixed-altitude dropping and high-altitude detonation for crown fire suppression
Optional accessories: high-altitude megaphone, high-intensity searchlight, laser rangefinder & sighting device
VI. Supporting Systems
Ground control station: laptop-based GCS, supports multi-drone swarm formation for coordinated fire fighting
Maintenance specification: mean time between overhaul over 500 takeoff-landing cycles; 12-month full-unit warranty
