Kv (Motor Velocity Constant) | 400 RPM/V |
Kt (Motor Torque Constant) | 0.030 Nm/A @ 4800 rpm |
Maximum Continuous Current* | 10 A (180 s) |
Maximum Continuous Power* | 250 W (180 s) |
Power Denisity | 2.72 W/g (Rated), 5.11 W/g (Maximum) |
Voltage Range | 24 V(6S LiHV) |
Io (@24V) | 0.7 A |
Inductance per phase (Winding Inductance) | 0.110 mH ( ≃0.03) |
Rph (Wind Resistance per phase) | 0.23 Ω ( ≃0.03) |
Stator Poles | 18S(18S24P) |
Magnetic Poles | 24P (24P18S) |
Bearings | Dual, 619/4-2RS (SKF) |
Stick Out Shaft Diameter | ø4 mm |
Motor Diameter | ø44.6mm |
Motor Length | 20mm |
Motor Weight | 67g |
Mount Pattern @ 90 deg | 4XM3 ↧2.5mm ø25mm |
Propeller Blade Size* | Max Propller Size – 16inch |
Propeller Mount Pattern | 6XM3 @ PCD 12 ↧ 3mm |
Overview of Motor Performance
4006 SL 400KV motor, designed with a Kv (Motor Velocity Constant) of 400 RPM/V, offers reliable and precise performance across various applications. With a Kt (Motor Torque Constant) of 0.030 Nm/A at 4800 rpm, it consistently delivers torque, ensuring dependable operation. Additionally, the motor can handle a maximum continuous current of 10 A for up to 180 seconds, allowing for sustained power delivery. The motor’s maximum continuous power reaches 250 W, making it capable of performing impressively under demanding conditions.
Efficiency and Design
This motor is engineered with a power density of 2.72 W/g at its rated output, offering efficient performance. Furthermore, it can achieve a maximum power density of 5.11 W/g, ensuring compact and powerful operation. The voltage range is set at 24 V (6S LiHV), which is compatible with standard applications. Moreover, the no-load current (Io) is 0.7 A at 24 V, indicating energy efficiency even when not under load.
Additionally, the 4006 SL 400KV motor features a winding inductance of 0.110 mH per phase, contributing to smooth and reliable performance. Its phase resistance (Rph) of 0.23 Ω further enhances the motor’s operational efficiency. Designed with 18 stator poles (18S) and 24 magnetic poles (24P), the motor ensures balanced and efficient performance. Additionally, the dual SKF 619/4-2RS bearings enhance durability, providing stable and smooth operation over extended periods.
Structural Specifications
In terms of physical design, the motor has a stick-out shaft diameter of 4 mm, offering compatibility with various setups. It has a motor diameter of 44.6 mm and a length of 20 mm, ensuring a compact form factor. Weighing just 67 g, the motor is lightweight yet powerful, making it suitable for a variety of applications. Furthermore, the mount pattern at 90 degrees includes 4XM3 bolts at a 25 mm diameter, ensuring secure attachment.
The motor supports a maximum propeller size of 16 inches, making it versatile for different configurations. Additionally, the propeller mount pattern includes 6XM3 bolts at a 12 mm pitch circle diameter, ensuring secure propeller installation.