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1  Electrical installation
Operation Manual Supply Unit SO CM-P BG1+2
ID no.: 1400.201B.5-00     Date: 02/2020
Electrical installation
4.12.2  DC link supply
Figure Specication
ServoOne CM-P  
supply unit
ServoOne CM  
axis controller
 x ServoOne CM-P supply unit
 x DC link voltage 565/ 678V DC
 x Depending on mains voltage  
(400 V / 480 V)
 x Tightening torque 2.1 Nm
Figure 4.14  DC link supply 
NOTE: 
The software for the supply unit must be set to the mains voltage connected. 
This action is necessary so that all switching thresholds (e.g. under/overvolt-
age, switching on the brake chopper etc.) are set correctly. Details can be 
found in the ServoOne CM device help.
4.12.1  24 V control supply
Figure Specication
ServoOne CM-P  
supply unit
ServoOne CM  
axis controller
to 
MotionOne CM
control
 x U
St
=+24VDC ±20 % stabilised 
and smoothed
 x Continuous output power of the 
switched-mode power supply 
(SMPS) max. 470 W
 x Internal polarity reversal 
protection
 x The power supply unit used must 
have safe isolation in relation to 
the mains as per EN61800-5-1
 x Tightening torque for the busbar 
ttings 2.1 Nm.
Figure 4.13  Busbars, 24 V control supply