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Considered basic standards for the test of noise immunity:
Basic standard Test Limit value
IEC 801-2 /91 Electrostatic discharge
on housing and heat sink
Severity 3
6 kV for contact
8 kV clearance
IEC 1000-4-3 Electromagnetic fields
Frequency range: 26...1000 MHz
Severity 3
10 V/m
ENV 50140 /93 High frequency field
Frequency range: 80...1000 MHz,
80 % amplitude modulated
Severity 3
10 V/m
Fixed frequency 900 MHz with 200 Hz
100% modulated
10 V/m
IEC 801-4 /88 Fast transients,
burst on power terminals
Severity 3
2 kV / 5 kHz
Burst on bus and control cables Severity 4
2 kV / 5 kHz
IEC 801-5 Surge strength test on
mains cables
This basic standard is applied in addition
to the requirements of the prEN 50082-2.
Installation class 3
Hameln, November 27, 1995
........................................... ...........................................
(i.V. Langner) (i.V. Tinebor)
Product manager Enginee in charge of
CE
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