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Guidance and manufacturer’s declaration – electromagnetic immunity
The Laerdal Suction Unit (LSU) is intended for use in the electromagnetic environment specified
below. The customer or the user of the LSU should assure that it is used in such an environment.
Immunity test
IEC 60601-1-2 test
level
Compliance level
Electromagnetic
environment -
guidance
Electrostatic discharge
(ESD)
IEC 61000-4-2
±6 kV contact
±8 kV air
±6 kV contact
±8 kV air
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
±2 kV for power
supply lines
±2 kV for power
supply lines
Mains power quality
should be that of a
typical
commercial or hospital
environment.
Surge
IEC 61000-4-5
± 1 kV differential
mode
± 2kV common
mode
± 1 kV differential
mode
± 2kV common
mode
Mains power quality
should be that of a
typical
commercial or hospital
environment.
Voltage dips, short
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.
Power Frequency
(50Hz/60Hz) magnetic
field.
IEC 61000-4-8
3A/m
3A/m
NOTE: U
T
is the AC mains voltage prior to application of the test level.
LSU DfU US 6791 rev H.indd 24
30.09.2016 14:39:53