Systems

ALTUS Duo

A fully integrated propulsion system for high reliability applications

Technology

MTOW - Octocopter

25 kg

Peak thrust

15.7 kg

Continuous thrust

9.6 kg

Thrust ratio

2.5

Rated voltage

System Mass

1198 g

I/O

UAVCAN

Mass

Speed constant

KV120

Torque constant

Design life

1000 hrs

Nominal voltage

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Technical Specifications

Performance
MTOW - Octocopter
25 kg
Peak power
Peak thrust
15.7 kg
Continuous power
Max permissable speed
Continuous thrust
9.6 kg
Thrust ratio
2.5
Design life
1000 hrs
Motor
Model name
X60
Speed constant(KV)
KV120
Torque constant
95.5 mNm/A
Line-to-line resistance
170 mΩ
Line-to-line inductance
9.23 μH
Stator/Rotor poles
34
Nominal voltage
12S
Mass
375 g
Electrical
Speed constant
KV120
Torque constant
Line-to-line resistance
Line-to-line inductance
Stator/Rotor poles
Rated voltage
Winding connection
Nominal voltage
ESC
Model name
ESC12S/120
Rated voltage
12S
Continuous current
60 A
Control method
FOC
Peak current
120 A
Telemetry output
UAVCAN
Throttle input
UAVCAN/RC-PWM
Propeller
Model name
Mejzlik/Alva 28"x9.6
Size
Mass
Mechanical
Diameter
Axial length
Mass
Drone arm diameter
30 mm
Environmental
IP-rating
IP-55
Operating temperature
-15 to +40 Celsius

Thrust tables - 44VDC & 20°C

ALTUS Duo
X60-KV120
Alva/Mejzlik 28"x9.6
Co-axial
Throttle
(µs)
1400 1450 1500 1550 1600 1650 1700 1750 1800 1850 1900 1950 2000
Thrust
(g)
3446 4280 5177 6129 7126 8150 9193 10190 11225 12184 13236 14356 15706
Torque
(Nm)
0.68 0.84 1.02 1.20 1.40 1.59 1.79 1.98 2.17 2.36 2.57 2.80 3.06
Speed
(RPM)
1950 2162 2367 2564 2753 2934 3104 3252 3403 3539 3683 3838 4008
Battery
current (A)
8.1 10.9 14.3 18.2 22.8 27.8 33.4 39.5 46.0 52.6 60.1 68.3 78.4
Power
(W)
361 486 636 810 1012 1233 1482 1752 2041 2335 2669 3034 3482
Efficiency
(g/W)
9.5 8.8 8.1 7.6 7.0 6.6 6.2 5.8 5.5 5.2 5.0 4.7 4.5
Alternative configuration
X60-KV120
Alva/Mejzlik 30x10
Co-axial
Throttle
(µs)
1400 1450 1500 1550 1600 1650 1700 1750 1800 1850 1900 1950 2000
Thrust
(g)
4742 5781 6813 7874 8874 9820 10959 12182 13517 14849 16214 17605 19026
Torque
(Nm)
1.03 1.26 1.49 1.72 1.95 2.14 2.42 2.70 2.99 3.29 3.60 3.91 4.22
Speed
(RPM)
1819 1993 2146 2292 2423 2532 2678 2815 2950 3081 3209 3334 3457
Battery
current (A)
11.8 15.9 20.5 25.9 31.6 37.8 45.0 53.0 62.6 72.6 83.6 95.6 108.2
Power
(W)
522 705 912 1151 1404 1678 1996 2353 2780 3223 3712 4244 4804
Efficiency
(g/W)
9.1 8.2 7.5 6.8 6.3 5.9 5.5 5.2 4.9 4.6 4.4 4.1 4.0
Alternative configuration
X60-KV120
Alva/Mejzlik 26"x8.7
Single
Throttle
(µs)
1400 1450 1500 1550 1600 1650 1700 1750 1800 1850 1900 1950 2000
Thrust
(g)
2985 3749 4564 5440 6368 7338 8341 9369 10405 11387 12405 13352 14430
Torque
(Nm)
0.58 0.73 0.88 1.05 1.22 1.40 1.59 1.78 1.97 2.14 2.33 2.51 2.71
Speed
(RPM)
1975 2202 2417 2625 2827 3022 3209 3387 3556 3702 3851 3989 4143
Battery
current (A)
7.2 9.7 12.6 16.1 20.1 24.6 29.7 35.3 41.5 47.8 55.0 62.0 70.0
Power
(W)
319 430 560 713 892 1091 1317 1569 1842 2123 2444 2752 3110
Efficiency
(g/W)
9.4 8.7 8.2 7.6 7.1 6.7 6.3 6.0 5.6 5.4 5.1 4.9 4.6
Throttle
(µs)
Thrust
(g)
Torque
(Nm)
Speed
(RPM)
Battery
current (A)
Power
(W)
Efficiency
(g/W)

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