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Mobile X-ray Unit
Operation
GUIDANCE AND MANUFACTURER'S DECLARATION - ELECTROMAGNETIC IMMUNITY
This X-ray System is intended for use in the electromagnetic environment specified below.
The customer or user of this X-ray System should assure that it is used in such an environment.
Immunity Test
Electrostatic 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
Power frequency (50/60 Hz)
magnetic field
IEC 61000-4-8
NOTE - - U
is the a.c. mains voltage prior to application of the test level.
T
30
(IEC 60601-1-2:2007)
IEC 60601-1-2:2007
Test Level
6 kV contact
¦
8 kV air
¦
2 kV for power supply lines
¦
1 kV for input/output lines
¦
1 kV line(s) to line(s)
¦
2 kV line(s) to earth
¦
< 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 5s
3 A/m
Compliance
Electromagnetic environment - guidance
Level
6 kV
Floors should be wood, concrete or ceramic
¦
tile. If floors are covered with synthetic material,
8 kV
the relative humidity should be at least 30%.
¦
2 kV
¦
Mains power quality should be that of a typical
commercial or hospital environment.
1 kV
¦
1 kV
¦
Mains power quality should be that of a typical
commercial or hospital environment.
2 kV
¦
> 95 %
for 0.5 periods
Mains power quality should be that of a typical
60 %
commercial or hospital environment. If the user
for 5 periods
of the Mobile Unit requires continued operation
during power mains interruptions, it is
recommended that the Mobile Unit be powered
from an uninterruptible power supply or a
30 %
battery.
for 25 periods
100 %
for 250 periods
Power frequency magnetic fields should be at
3 A/m
levels characteristic of a typical location in a
(50 Hz)
typical commercial or hospital environment.
OM-0481R1
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