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10 • Notes on electromagnetic compatibility (EMC)
80113-401_V24023
2023-05
Voltage dips, short-
term interruptions and
voltage fluctuations on
power supply input
lines as per
IEC 61000-4-11
0% U
T
for 0.5 cycle,
at 0, 45, 90, 135, 180, 225,
270 and 315 degrees
0% U
T
for 1 cycle,
single-phase at 0 degrees
70% U
T
for 25/30 cycles,
single-phase at 0 degrees
0% U
T
for 0.5 cycle,
at 0, 45, 90, 135, 180, 225,
270 and 315 degrees
0% U
T
for 1 cycle,
single-phase at 0 degrees
70% U
T
for 25/30 cycles,
single-phase at 0 degrees
Mains power quality should be
that of a typical commercial or
hospital environment.
If the user of the unit requires
continued operation during
power mains interruptions, it is
recommended that the unit be
powered from an uninterrupt
-
ible power supply or a battery.
Voltage monitoring as
per IEC 61000-4-11
0% U
T
for 250/300 cycles
(50/60
Hz)
0% U
T
for 250/300 cycles
(50/60
Hz)
Power frequency (50/
60 Hz) magnetic field
as per IEC 61000-4-8
30 A/m 30 A/m Power frequency magnetic
fields should be at levels char
-
acteristic of a typical location in
a typical commercial or hospital
environment.
Proximity magnetic
fields as per IEC
61000-4-39
Test frequency 134,2 kHz
Pulse modulation 2,1 kHz
Test level 65 A/m
Test frequency 13,56 MHz
Pulse modulation 50 kHz
Test level 7,5 A/m
Test frequency 134,2 kHz
Pulse modulation 2,1 kHz
Test level 65 A/m
Test frequency 13,56 MHz
Pulse modulation 50 kHz
Test level 7,5 A/m
The strength of alternating
magnetic fields should not
exceed levels characteristic in a
typical commercial or hospital
environment.
Note: U
T
is the a.c. mains voltage prior to application of the test level.
Guidance and manufacturer's declaration - electromagnetic immunity
The unit is intended for use in the electromagnetic environment specified below. The user of the unit should ensure that it is
used in such an environment.
Immunity test IEC 60601-1-2 test
level
Compliance level Electromagnetic environment - guidance
Conducted HF distur-
bances as per
IEC 61000-4-6
3 V
eff
150 kHz to 80 MHz
3 V
eff
150 kHz to 80 MHz
The field strengths of fixed transmitters, as deter-
mined by an electromagnetic site survey should be
below the compliance level in each frequency
range.
b)
Interference may occur in the vicinity of units
marked with the following symbol.
6 V
eff
a)
in ISM fre-
quency bands
150
kHz to 80 MHz
6 V
eff
a)
in ISM fre-
quency bands
150
kHz to 80 MHz
Radiated high-fre-
quency electromag-
netic fields as per
IEC 61000-4-3
3 V/m
80 MHz to 2.7 GHz
3 V/m
80 MHz to 2.7 GHz
Guidance and manufacturer's declaration - electromagnetic immunity
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