Technical data
11.5 Electromagnetic compatibility of the converters
SIMATIC ET 200pro FC-2 converter
250
Operating Instructions, 04/2018, FW V4.7 SP10, A5E34257324B AF
11.5.3
Overall behavior as regards EMC
EMC emitted interference
The frequency converters were tested in accordance with the requirements regarding
emitted interference for environments of Class C3 (commercial).
Table 11- 3 Conductor-related and radiated emitted interference
EMC impact
Standard
Step
Conducted emissions
EN 55011
Class A
Radiated emissions
EN 55011
Class A
Note
To comply with this behavior, the factory-set switching frequency must not be exceeded.
Harmonic currents
No connection approval is required for units which are installed in an environment of Class
C3 (commercial).
EMC immunity
The frequency converters were tested in accordance with the interference immunity
requirements for environments of Class C3 (commercial).
Table 11- 4 EMC immunity
EMC impact
Standard
Step
Power crite-
rion
Electrostatic discharge
(ESD)
EN 61000-4-2
4 kV discharge by contact
A
8 kV discharge in air
Electromagnetic high
frequency field
EN 61000-4-3
0.15 MHz … 80 MHz 10 V/m
A
Amplitude modulated
80 % AM at 1 kHz
Transient overvoltages
EN 61000-4-4
2 kV at 5 kHz
A
Voltage surge
EN 61000-4-5
1 kV inverse mode (L-L)
A
1.2/50
μ
s
2 kV common mode (L-E)
Wired
EN 61000-4-6
0.15 MHz … 80 MHz 10 V/rms
A
High frequency common
mode
80 % AM at 1 kHz
System interruptions and
voltage dips
EN 61000-2-1
100 % voltage dip for 3 ms
C
30 % voltage dip for 10 ms
B
60 % voltage dip for 100 ms
C