63
Citadel Bed Frame System
Guidance and manufacturer’s declaration – electromagnetic emissions
Electrical fast
transient / burst
IEC 61000-4-4
± 2kV for power
supply lines
± 1kV for input/
output lines
± 2kV
Not applicable
Mains power quality should be
that of a typical commercial or
hospital environment.
Surge
IEC 61000-4-5
± 1kV line to line
± 2kV line to earth
± 1kV
± 2kV
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
70%
U
T
(30% dip in
UT
)
for 25 cycles
40%
UT
(60% dip in
UT
)
for 5 cycles
<5%
UT
(>95% dip in
UT
)
for 0.5 cycle
<5%
UT
(>95% dip in
UT
)
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
Mains power quality should be
that of a typical commercial or
hospital environment.
If the user of the
Citadel
Bed Frame System requires
continued operation during
mains power interruptions, it is
recommended that the
Citadel
Bed Frame System be powered
from an uninterruptible power
supply or battery.
Power
frequency (50 /
60Hz) magnetic
field IEC 61000-
4-8
3A/m
3A/m
Power frequency magnetic
fields should be at levels
characteristic of a typical
location in a typical commercial
or hospital environment.
UT
is the a.c. mains voltage prior to the application of the test
level
