cyber
®
reaction wheel 2
Project planning guide
Revision: 02
Doc. no.: 5022-D060586
en-7
2.1.4 System characteristics
The maximum admissible technical data is described in the following table 3
For additional information, please contact our sales department. Always state the serial number
(SN) when doing so.
System data
Unit
Value
Angular momentum at 18000 rpm
mNms
2
Max. speed
rpm
19000
Nominal speed
rpm
18000
Nominal power
1
W
0.2
Max. acceleration time to 18000 rpm
s
7
Max. acceleration
rev/s²
60
Max. deceleration with recuperation
rev/s²
60
Max. deceleration without recuperation
rev/s²
30
Weight
g
30
Max. static imbalance
gmm
0.02
Max. dynamic imbalance
gmm²
0.2
Table 3: System characteristics of cyber
®
reaction wheel 2
2.1.4.1 DC power, torque and speed
The following figure shows the DC power and torque against the speed at different accelerations.
Figure 1.2: DC power and torque profiles against the velocity at accelerations of the cyber
®
reaction wheel 2 from 0 rev/s² to
60 rev/s² at UDC = 5 V
1
The rated connection power refers to operation at a stationary velocity of 8000 rpm with run-in bearings and an intermediate
circuit voltage of 5 V. After an extended standstill, power consumption may be temporarily increased.
