
Appendix
A.2 ESD directives
ET 200pro FC
166 Operating Instructions, 11/2007, A5E01100763B AA
EMC immunity
The frequency converters were tested in accordance with the interference immunity
requirements for environments of Class C3 (commercial).
Table A-8 EMC immunity
EMC impact Standard Step Power
criterion
4 kV discharge by contact Electrostatic discharge
(ESD)
EN 61000-4-2
8 kV discharge in air
A
Electromagnetic high
frequency field
0.15 MHz … 80 MHz 10 V/m
Amplitude modulated
EN 61000-4-3
80 % AM at 1 kHz
A
Transient overvoltages EN 61000-4-4 2 kV at 5 kHz A
Voltage surge 1 kV inverse mode (L-L)
1.2/50 μs
EN 61000-4-5
2 kV common mode (L-E)
A
Wired 0.15 MHz … 80 MHz 10 V/rms
High frequency common
mode
EN 61000-4-6
80 % AM at 1 kHz
A
100 % voltage dip for 3 ms C
30 % voltage dip for 10 ms B
60 % voltage dip for 100 ms C
System interruptions and
voltage dips
EN 61000-2-1
95 % voltage dip for 5000 ms C
Voltage distortion EN 61000-2-4
Class 3
10 % THD A
Voltage asymmetry EN 61000-2-4
Class 3
3 % inverse reactance A
Frequency fluctuation EN 61000-2-4
Class 3
Rated value 50 Hz or 60 Hz (± 4 %) A
Depth = 40 % Commutation notches EN 60146-1-1
Class B
Area = 250 % x degrees
A
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