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Essential performance requirements for electromagnetic
compatibility
Since the Sandman Duo™ and Sandman DuoST™ are not life support systems, they are
vulnerable to disruption during EMC disturbances. However, these devices should resume normal
operations once the disturbance is past.
Sandman Duo™ / Sandman DuoST™
specified below. The customer or the user of a
that it is used in such an environment.
Emission test
RF emissions
CISPR 11
RF emissions
CISPR 11
Harmonic emissions
IEC 61000-3-2
Voltage fluctuations
/ flicker emissions
IEC 61000-3-3
Sandman Duo™ / Sandman DuoST™
specified below. The customer or the user of a
that it is used in such an environment.
Immunity test
Electro-static
discharge (ESD)
IEC 61000-4-2
Electrical
fast
transient/burst
IEC 61000-4-4
Surge
IEC 61000-4-5
Voltage dips, short
interruptions
and
voltage variations on
power supply input
lines
IEC 61000-4-11
Sandman Duo/DuoST Patient Manual
Electromagnetic emissions
devices are intended for use in the electromagnetic environment
Conformity
Group 1
Class B
Class A
Complies
Electromagnetic Immunity
devices are intended for use in the electromagnetic environment
Test level
Compliance
IEC 60601
± 6 kV contact
± 6 kV contact
± 8 kV air
± 2 kV for power
± 2 kV for power
supply lines
± 1 kV for input /
± 1 kV for input /
output lines
± 1 kV lines /
± 1 kV lines /
lines
± 2 kV lines/earth
± 2 kV lines/earth
< 5% U
T
(>95% dip in U
)
(>95% dip in U
T
for 0.5 cycles
40% U
T
(60% dip in U
)
(60% dip in U
T
for 5 cycles
70% U
T
(30% dip in U
)
(30% dip in U
T
for 25 cycles
Sandman Duo™ / Sandman DuoST™
Recommended electromagnetic environment
Sandman Duo™ / Sandman DuoST™
energy only for its internal operations. Therefore its RF
emissions are very low and cannot be assumed to
interfere with nearby electronic equipment.
Sandman Duo™ / Sandman DuoST™
for
use
in
all
establishments
establishments and those directly connected to the
public low-voltage power supply network that supplies
buildings used for domestic purposes.
Sandman Duo™ / Sandman DuoST™
Recommended electro-magnetic
level
Floors should be wood, concrete or
ceramic tile. If floors are covered with
± 8 kV air
synthetic material, the relative humidity
should be at least 30%.
Mains power quality should be that of a
supply lines
typical
environment.
output lines
Mains power quality should be that of a
lines
typical
environment.
Mains power quality should be that of a
< 5% U
T
typical
)
T
environment.
for 0.5 cycles
If the user of the
40% U
T
Sandman
)
T
continued
for 5 cycles
mains, it is recommended that the
70% U
T
Sandman
)
T
device
for 25 cycles
uninterruptible
battery.
device should assure
devices uses RF
devices are suitable
including
domestic
device should assure
environment
commercial
or
commercial
or
commercial
or
Sandman Duo™ /
DuoST™
device
operation
during
Duo™
/
Sandman
be
powered
from
power
supply
hospital
hospital
hospital
requires
power
DuoST™
an
or
a
US – 41
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