Medela Swing Mode D'emploi page 162

13. EMC / Technical description
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
162
<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 5 s
3 A/m
Mains power qual-
<5 % U
ity should be that of a
T
(>95 % dip in U
) typical commercial or
T
for 0,5 cycle hospital environment. If
40 % U
the user of the electric
T
(60 % dip in U
) breast pump Swing
T
for 5 cycles requires continued op-
70 % U
eration during power
T
(30 % dip in U
mains interruptions, it is
)
T
recommended that the
for 25 cycles
<5 % U
electric breast pump
T
(>95 % dip in U
) Swing is powered from
T
for 5 s an uninterruptible power
supply or a battery.
Power frequency mag-
netic fields should be
at levels characteristic
3 A/m
of a typical location in
a typical commercial or
hospital environment.