4.3
Power Supply Units
Power supply units are part of the S5-135U/155U central controllers
and of the EU 183 and EU 185 expansion units.
4.3.1
Product Overview
The following section provides an overview of power supply types,
their functions, indicators and controls and their inputs and outputs.
Power supply types
Your CC/EU contains one of the following power supply units (PSUs):
Type of PSU
(Designation)
Input
Voltage
Output
Voltage
Application
6ES5 955-3LC41 120 V AC
230 V AC
(selectable)
5V/18 A DC
15V/0.5 A DC
24V/1 A DC
Central controller
6ES5 188-3UA11
Expansion units
6ES5 183-3UA13
6ES5 185-3UA12
6ES5 955-3LF41
120 V AC
230 V AC
(selectable)
5V/40 A DC
15V/2 A DC
24V/2.8 A DC
Central controller
6ES5 188-3UA21
Expansion unit
6ES5 185-3UA32
6ES5 955-3NC41 24 V DC
5V/18 A DC
15V/0.5 A DC
24V/1 A DC
Central controller
6ES5 188-3UA31
Expansion units
6ES5 183-3UA22
6ES5 185-3UA22
6ES5 955-3NF41 24 V DC
5V/40 A DC
15V/2 A DC
24V/2.8 A DC
Central controller
6ES5 188-3UA51
Expansion unit
6ES5 185-3UA42
The 5 V and 15 V output voltages are regulated; the 24 V output
voltage has coarse stabilization.
All four power supply units have safe electrical separation according
to VDE 0805/EN 60950.
Note
These power supply units are only intended for use with CCs/EUs.
4
Power Supply Units
System Manual
C79000-B8576-C199-03
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