Arjohuntleigh Streamline 2211, Инструкция по эксплуатации, Страница: 23 / 28

792-681-07 17
Guidance and manufacturer’s declaration – electromagnetic immunity
The couch is intended for use in the electromagnetic environment specified below. The customer or the user of the couch
should assure that it is used in such an environment.
Immunity test
IEC 60601 test
level
Compliance
level for 50Hz
and 50/60Hz
models
Compliance
level for 60Hz
models
Electromagnetic
environment - guidance
Electrostatic
discharge (ESD)
IEC 610000-4-2:
1995 including
A1:1999 & AS:2001
± 6kV contact
± 8kV air ± 6kV contact
± 8kV air ± 6kV contact
± 8kV 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 61000-4-4:2004
± 2kV for power
supply lines
± 2kV ± 2kV
Mains power quality should be
that of a typical commercial or
hospital environment.
± 1kV for input/
output lines
Not applicable Not applicable
Surge
IEC 61000-4-5:2006
± 1kV line to line ± 1kV ± 1kV
Mains power quality should be
that of a typical commercial or
hospital environment.
± 2kV line to earth ± 2kV ± 2kV
Voltage dips, short
interruptions and
voltage variations on
power supply input
lines
IEC 61000-4-11:2004
70% U
T
(30% dip in U
T
)
for 25 cycles
40%
U
T
(60% dip in U
T
)
for 5 cycles
<5%
U
T
(>95% dip in U
T
)
for 0.5 cycle
<5%
U
T
(>95% dip in U
T
)
for 5 sec.
70% of input
voltage for 500ms
40% of input
voltage for 100ms
<5% of input
voltage for 10ms
<5% of input
voltage for
5000ms
70% of input
voltage for 500ms
40% of input
voltage for 100ms
<5% of input
voltage for 10ms
<5% of input
voltage for
5000ms
Mains power quality should be
that of a typical commercial or
hospital environment.
If the user of the bed requires
continued operation during power
mains interruptions, it is
recommended that the bed be
powered from an uninterruptible
power supply or battery.
Power frequency (50/
60Hz) magnetic field
IEC 61000-4-8
3A/m 3A/m 3A/m
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a typical
commercial or hospital
environment.
NOTE
U
T
is the a.c. mains voltage prior to the application of the test level