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1 s5-135u/155u central controller, 1 technical description – Siemens S5-135U/155U User Manual

Page 68

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4-2

System Manual

C79000-G8576-C199-06

4.1

S5-135U/155U Central Controller

This description applies to the S5-135U/155U CC with the following power
supply units.

Order No. of the CC

With Power Supply Unit

Input Voltage

6ES5 188-3UA12

6ES5 955-3LC42

120 V/230 V AC, 18 A

6ES5 188-3UA22

6ES5 955-3LF42

120 V/230 V AC, 40 A

6ES5 188-3UA32

6ES5 955-3NC42

24 V DC, 18 A

6ES5 188-3UA52

6ES5 955-3NF42

24 V DC, 40 A

6ES5 135-3UA42

6ES5 955-3NA12

24 V DC, 10 A

4.1.1

Technical Description

The S5-135U/155U CC consists of a housing with backplane bus to accept
the individual modules, and a power supply unit with fans to power and cool
the modules. Shown in the following figure are the most important parts of a
central controller.

1)

2)

3)

4)

5)

6)

7)

9)

10)

8)

Figure 4-1

Assembly of a Central Controller

1.

Housing with 21 slots for modules

2. Power supply unit with fans
3. Battery compartment
4. Cable duct
5. Locking bar
6. Mounting bracket
7. Sectional rail for individually locking the modules
8. Backplane bus
9. Filter subdrawer (optional)
10. Rechargeable battery

Assembly of a
Central Controller

Central Controllers and Expansion Units Power Supply Units