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
U
<5 %
T
U
(>95 % dip in
)
T
for 0,5 cycle
U
40 %
T
U
(60 % dip in
)
T
for 5 cycles
U
70 %
T
U
(30 % dip in
)
T
for 25 cycles
U
<5 %
T
U
(>95 % dip in
)
T
for 5 s
3 A/m
Mains power qual-
ity should be that of a
U
<5 %
typical commercial or
T
U
(>95 % dip in
)
T
hospital environment.
for 0,5 cycle
If the user of the electric
U
40 %
breastpump Mini Elec-
T
U
(60 % dip in
)
tric requires continued
T
for 5 cycles
operation during power
U
70 %
mains interruptions,
T
U
(30 % dip in
)
it is recommended that
T
for 25 cycles
the electric breastpump
U
<5 %
Mini Electric is powered
T
U
(>95 % dip in
)
from an uninterruptible
T
for 5 s
power supply or a bat-
tery.
Power frequency mag-
netic fields should be
at levels characteristic
3 A/m
of a typical location in
a typical commercial or
hospital environment.