TMOP-GRD-300S
ISO9001, RoHS, CE
High Altitude
Remote
Large
Industrial
Unmanned Rotorcraft
Class 7
Yes
Alltech
Strong Safe Box
Carbon fiber
China
Product Description
The tethered drone platform is composed of a multi-rotor aircraft,
an airborne power supply, a smart cable retracting device and a ground high-power electric energy transmission module.
It is ideal for operation that requires high endurance and high-performance detection.
System Features
Introdution
The drone KWT-X6L-15 is an upgraded model which can carry 15Kg payloads maximum, optimizing on security features/ power direction/ power redundancy, suitable for working with heavy payloads
Features
Ground Unit

an airborne power supply, a smart cable retracting device and a ground high-power electric energy transmission module.
It is ideal for operation that requires high endurance and high-performance detection.
System Features
- 100/ 200/ 300m liftoff height
- 10-25kg heavy load
- More than 12 hours flight time without load
- Special EMI/ EMC processing for relay and radio detection payloads uses
- Multiple optical fiber transmission
- Built-in differential base station
- Optional multiple mounts
- Excellent power left for prop protection
- Rain and snow prevention design
- Can fly in 5000m altitude environment
- Main Applications
- Radio relay
- Radio intelligence
- Traffic surveillance
- Broadcast live for a long time
- Forest fire prevention and farm surveillance
- Crisis management
- Industry monitoring
- Air-quality monitoring
- Other special uses

The drone KWT-X6L-15 is an upgraded model which can carry 15Kg payloads maximum, optimizing on security features/ power direction/ power redundancy, suitable for working with heavy payloads
Features
- High wind resistance, high load, high endurance;
- Three payloads could be mounted at the same time, support tethering mode;
- Matching load diversification, matching mapping, RTK positioning, obstacle avoidance, goods releasing and other functional modules;
- Carbon fiber integrated molding with high rigidity and light weight; supports more than 50 minutes flight time with 500g payload
- Able to fly at elevation of 5000 m (16500ft)
- Detachable arms structure and quick plug-in design to make it ready to fly within 1 minute
- Differential GPS with high anti-magnetism performance for accuracy position
Ground Unit

- Cable length: ≤350m
- Input current: rated 63A
- Input power: 30KW
- Input voltage: AC220V±10%/ AC380V±10%
- Output voltage: DC800V-1000V adjustable
- Output power: 20KW
- Take-up type: full automatic
SN | Item | Parameter |
1 | Body material | Carbon fiber |
2 | Symmetrical motor wheelbase | 1765±10mm |
3 | Empty weight | 10±0.2kg (without batteries) |
4 | Standard takeoff weight | 22±0.2kg (including 2 pieces of high voltage batteries and 0.5kg load) |
5 | Maximum takeoff weight | ≤37.5kg±0.2kg |
6 | Maximum working load | 15kg |
7 | Flight time | 75min (Altitude <=1000m, 25 ºC) |
8 | Full load flight time (15kg) | 30min (Altitude <=1000m, 25 ºC) |
9 | Flying time with detonation bomb payload (with 12pcs of 48mm bombs at the same time) | ≥50min (Altitude <=1000m, 25 ºC) |
10 | Maximum flight speed | 18m/s |
11 | Relative flight height | 4000m (Plain) |
12 | Maximum working altitude (above sea level) | 5000m (2000m relative height above ground) |
13 | Wind tolerance | 13.9m/s-17.1m/s |