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SPECIFICATIONS
Guidance and manufacturer's declaration –electromagnetic immunity
The Ultrasound Table is intended for use in the electromagnetic environment specified below. The customer or the user of the
Ultrasound Table should assure that it is used in such an environment.
Immunity test
IEC 60601 test level
Electrostatic discharge
±6 kV contact
(ESD)
±8 kV air
IEC 61000-4-2
Electrical fast
±2 kV for power supply lines
transient/burst
±1 kV for input/output lines
IEC 61000-4-4
Surge
±1 kV differential mode
IEC 61000-4-5
±2 kV common mode
<5 % U
Voltage dips, short
interruptions and
(>95 % dip in U
voltage variations on
for 0,5 cycle
power supply input
lines IEC 61000-4-11
40 % U
(60 % dip in U
for 5 cycles
70 % U
(30 % dip in U
for 25 cycles
<5 % U
(>95 % dip in U
for 5 sec
Power frequency
(50/60 Hz) magnetic
3 A / m
field IEC 61000-4-8
NOTE U
is the a.c. mains voltage prior to application of the test level.
T
Compliance level
±6 kV contact
±8 kV air
±2 kV for power supply lines
Not Applicable
±1 kV differential mode
±2 kV common mode
<5 % U
T
T
)
(>95 % dip in U
T
for 0,5 cycle
40 % U
T
T
)
(60 % dip in U
T
for 5 cycles
70 % U
T
T
)
(30 % dip in U
T
for 25 cycles
<5 % U
T
T
)
(>95 % dip in U
T
for 5 sec
3 A / m
Electromagnetic environment
Floors should be wood, concrete
or ceramic tile. If floors are
covered with synthetic material,
the relative humidity should be
at least 30 %.
Mains power quality should be
that of a typical commercial or
hospital environment.
Mains power quality should be
that of a typical commercial or
hospital environment.
Mains power quality should be
)
that of a typical commercial or
T
hospital environment. If the user
of the Ultrasound Table requires
continued operation during
)
power mains interruptions, it is
T
recommended that the
Ultrasound Table be powered
from an uninterruptible power
supply or a battery.
)
T
)
T
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a typical
commercial or hospital
environment.
–
guidance
30
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