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27
Guidance and M
anufacturer’s declaration – electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The
customer or the user of the device should assure that it is used in such an environment.
Immunity test IEC 60601
test level
Compliance
level
Electromagnetic
environment
–
guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2 Floors should be wood,
concrete or ceramic tile. If
floors are covered with
synthetic material, the relative
humidity should be at least 30
%.
Electrical fast
transient/burst
IEC 61000-4-4
supply lines
input/output
lines
supply lines
input/output
lines
Mains power quality should be
that of a typical commercial or
hospital environment.
Surge
IEC 61000-4-5
line(s)
kV line(s) to
earth
line(s)
earth
Mains power quality should be
that of a typical commercial or
hospital environment.
interruptions and
voltage
variations
on
power supply
input lines
IEC 61000-4-11
<5 % U T
(>95 % dip in
U T)
for 0,5 cycle
40 %
U T
(60 % dip in U T)
for 5 cycles
70 %
U T
(30 % dip in U T)
for 25 cycles
<5 %
U T
(>95 % dip in
U T)
for 5 sec
<5 % U T
(>95 % dip in
U T)
for 0,5 cycle
40 %
U T
(60 % dip in U T)
for 5 cycles
70 %
U T
(30 % dip in U T)
for 25 cycles
<5 %
U T
(>95 % dip in
U T)
for 5 sec
Mains power quality should be
that of a typical commercial or
hospital environment. If the
user of the device requires
continued operation during
power mains interruptions, it is
recommended that the device
be powered from an
uninterruptible power supply or
a battery.