Siemens S5-135U/155U System Manual page 74

Central Controllers and Expansion Units Power Supply Units
You can use the mounting brackets on the subrack for installation in cabinets,
on racks and walls. Use M6 bolts or, for wall mounting, screws of suitable
size.
One person can carry out the installation work.
The mounting brackets can be fitted to the housing in the following ways:
Figure 4-4
Fitting the
The dimensions of the modules for the S5-135U/155U PLC comply with the
Modules
double-height Eurocard format (h x d = 233.4 x 160 mm).
There are modules with different mounting width. For example:
1
2
4
1) SPS standard-plug-in station: 1 SPS = 15.24 mm
4-8
32
Flush
Methods of Fitting the Mounting Brackets
1)
Slots Occupied SPS
1
1 /3 20.3
2
2 /3 40.6
1
5 /3 81.3
5
16
Front Plate Width in mm
CPU 922
CPU 948
CP 580
C79000-G8576-C199-06
Example
System Manual