Assembling 
  4.8 Mounting power supply units 
SCALANCE XR-500 
Operating Instructions, 05/2017, A5E03275845-11 
53 
 
Figure 4-4  19" rack mounting of the power supply unit 
To mount the PS598-1 power supply unit in a 19" rack, follow the steps below: 
1.  Secure the two mounting brackets with four screws each (M3 x 6 supplied with the 
product) to the side panels of the power supply unit 
①. 
The maximum tightening torque for these screws is 0.5 Nm. 
2.  Screw the PS598-1 power supply unit to the 19" rack 
②. 
 
 
Mounting the PS598-1 power supply unit on the rear panel of modular device 
You can mount the PS598-1 power supply unit on the rear panel of the following devices: 
●  SCALANCE XR528-6M 
●  SCALANCE XR552-12M