ECU22 HIGH SPEED SLOTLESS BLDC MOTOR SERIES - ∅ 22 mm - 35 / 70 WATT

Features High Speed Brushless DC Motor ECU22
Available with or without hall commutating sensors
Extremely quick response and high acceleration
Multiple windings for all applications
High power in a small package
Maximum speed 40000rpm
Very low inertia
Custom motors
   
 
ECU22048 - Ø 22 mm - 35 / 70 Watt
Model No. With Hall Sensors
ECU22048H18
ECU22048H24
ECU22048H36
ECU22048H48
NOMINAL VOLTAGE
V (DC)
18
24
36
48
NO LOAD SPEED
rpm
18000
18000
19500  18000
NO LOAD CURRENT
mA
290
250
230  174
RATED SPEED
rpm
15900
15100
15500 15600
RATED TORQUE
mNm
21.50
23.00 23.00 23.00
RATED CURRENT
A
2.25
1.81
1.23
0.90
STALL TORQUE
mNm
180.1
141.5 212.8
170.6
STALL CURRENT
A
18.8
11.1
11.8
6.7
RESISTANCE (L.-L. 20°C)
Ohm
0.96
2.16 3.05
7.17
INDUCTANCE (L.-L. 20°C)
mH
0.063
0.094
0.250
0.444
TORQUE CONSTANT
mNm/A
9.55
12.74
18.03
25.48
SPEED CONSTANT
rpm/V
1000
750
530
375
SPEED TORQUE GRADIENT
rpm/mNm
100
127
92
106
MECHANICAL TIME CONSTANT
ms
4.04
5.14
3.62 4.26
 
MAXIMUM SPEED rpm
40000
Torque-Speed-Diagram - Moons' Slotless BLDC Motor ECU22
ROTOR INERTIA g cm2
3.86
ROTOR POLE PAIRS  
1
AMBIENT TEMPERATURE  °C -40 ... +100 
MAX. WINDING TEMPERATURE °C  +155
THERMAL RESISTANCE    
HOUSING - AMBIENT °C / W
10.2
WINDING - HOUSING °C / W
1.0
THERMAL TIME CONSTANT  
 
MOTOR sec
600
WINDING
sec
2
RADIATOR SIZE mm
 
SHAFT LOAD - AXIAL N
3.5 (max.)
SHAFT LOAD - RADIAL
(flange distance 5mm)
N
16 (max.)
WEIGHT g
98
 
DIMENSIONS
Slotless High Speed Brushless DC Motor ECU22 dimensions