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Guidance and manufacturer's declaration – electromagnetic immunity
The LMD-X310ST/X550ST is intended for use in the electromagnetic environment specified below. The
customer or the user of the LMD-X310ST/X550ST should assure that it is used in such an environment.
IEC 60601
Immunity test
test level
Electrostatic
±6 kV contact
discharge (ESD)
IEC 61000-4-2
±8 kV air
Electrical fast
±2 kV for power
transient/burst
supply lines
IEC 61000-4-4
±1 kV for input/
output lines
Surge
±1 kV line(s) to
line(s)
IEC 61000-4-5
±2 kV line(s) to
earth
Voltage dips,
< 5% U
short
(> 95% dip in
interruptions and
U
)
T
voltage
for 0.5 cycle
variations on
power supply
40% U
input lines
(60% dip in U
for 5 cycles
IEC 61000-4-11
70% U
(30% dip in U
for 25 cycles
< 5% U
(> 95% dip in
U
)
T
for 5 sec
Power frequency
3 A/m
(50/60 Hz)
magnetic field
IEC 61000-4-8
NOTE: U
is the a.c. mains voltage prior to application of the test level.
T
Compliance level
LMD-X310ST
±6 kV contact
±8 kV air
±1 kV for input/
output lines
Not applicable
Not applicable
T
T
)
T
T
)
T
T
3 A/m
Electromagnetic environment –
LMD-X550ST
±6 kV contact
Floors should be wood, concrete
or ceramic tile. If floors are
covered with synthetic material,
±8 kV air
the relative humidity should be at
least 30%.
±2 kV for power
Mains power quality should be that
supply lines
of a typical commercial or hospital
environment.
±1 kV for input/
output lines
±1 kV differential
Mains power quality should be that
of a typical commercial or hospital
mode
environment.
±2 kV common
mode
< 5% U
Mains power quality should be that
T
of a typical commercial or hospital
(> 95% dip in
environment. If the user of the
U
)
T
LMD-X310ST/X550ST requires
for 0.5 cycle
continued operation during power
mains interruptions, it is
40% U
T
recommended that the LMD-
(60% dip in U
)
T
X310ST/X550ST be powered from
for 5 cycles
an uninterruptible power supply or
a battery.
70% U
T
(30% dip in U
)
T
for 25 cycles
< 5% U
T
(> 95% dip in
U
)
T
for 5 sec
3 A/m
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a typical
commercial or hospital
environment.
guidance
5
GB
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