Project Design Of The Electrical Configuration - Siemens SIMOTION C230-2 Equipment Manual

Wiring
6.1

Project design of the electrical configuration

General rules for operating a C230-2
The following are the most important rules that you must observe when integrating
a C230-2 in an automation system or plant.
Plant start-up after certain interrupts
The following table shows the points you have to take into account upon start-up of
a plant following certain inerrupts.
Start-up after voltage drop or failure
Start-up after unlocking of the EMER-
GENCY STOP device
Line voltage
The following table shows the points you have to take into account with respect to
line voltage.
Stationary plants or systems without all-pole
power disconnector switches
Load power supply, power supply modules
All electric circuits
24 VDC supply
The following table shows you the points you have to take into account with regard
to the 24 VDC supply.
Buildings
24 VDC supply lines,
signal lines
24 V supply
6-80
If...
With...
With ...
Outdoor lightning pro-
tection
Indoor lightning pro-
tection
Safe (electrical) isolation of extra-low voltage
then...
No dangerous operating states may occur.
If necessary, force an EMERGENCY OFF.
There must not be an uncontrolled or unde-
fined start-up
then...
A mains disconnection switch or a fuse
must be provided in the electrical installation
for the building
The set rated voltage range must corres-
pond to the local mains voltage
The fluctuation/deviation of the mains vol-
tage from the rated value must be within the
permissible tolerance (see Technical Data
for S7-300 Modules)
pay attention to ...
Take lightning protection
precautions (e.g. lightning
conductors)
E Siemens AG, 2003 All rights reserved
SIMOTION C230-2, 04.2003 Edition