Philips DreamStation 2 User Manual page 64

i T
mmuniTy EsT
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
- 60 -
iEC 60601 T l
EsT EvEl
<5% U (>95% dip in U )
T T
for 0.5 cycle at 45 degree
increments
<5% UT (>95% dip in UT)
for 1 cycle
70% UT (30% dip in UT)
for 0.5 seconds
<5% UT (>95% dip in UT)
for 5 seconds
30 A/m
C l
omplianCE EvEl
<5% U (>95% dip in U )
T T
for 0.5 cycle at 45 degree
increments
<5% UT (>95% dip in UT)
for 1 cycle
70% UT (30% dip in UT)
for 0.5 seconds
<5% UT (>95% dip in UT)
for 5 seconds
30 A/m
E
lECTromagnETiC
E -
nvironmEnT
g
uidanCE
Mains power quality
should be that of
a typical home or
hospital environment.
If the user of the device
requires continued
operation during power
mains interruptions, it
is recommended that
the device be powered
from an uninterruptible
power supply or a
battery.
Power frequency
magnetic fields
should be at levels
characteristic of a
typical location in a
typical hospital or
home environment.