Electromagnetic Immunity - Medela Symphony Gebrauchsanweisung

Electromagnetic Compatibility (EMC, IEC 60601-1-2:2007 Table 2)

Electromagnetic immunity

The Symphony electric breast pump is intended for use in the electromagnetic environment specified
below. The customer or the user of the Symphony electric breast pump should ensure 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
IEC 60601
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 5 s
Compliance Electromagnetic envi-
level ronment – guidance
Floors should be wood, con-
crete or ceramic tile. If floors
± 6 kV contact
are covered with synthetic
± 8 kV air
material, the relative humidity
should be at least 30%.
± 2 kV for power
Mains power quality should be
supply lines
that of a typical commercial or
± 1 kV for input /
hospital environment.
output lines
± 1 kV differential
Mains power quality should be
mode
that of a typical commercial or
± 2 kV common
hospital environment.
mode
<5 % U
Mains power quality should be
T
(>95 % dip in U
)
that of a typical commercial or
T
for 0.5 cycle
hospital environment.
40 % U
If the user of the Symphony
T
(60 % dip in U
)
electric breast pump requires
T
for 5 cycles
continued operation during
70 % U
mains power interruptions, it is
T
(30 % dip in U
)
recommended that the Sym-
T
for 25 cycles
phony electric breast pump be
<5 % U
powered from an uninterruptib-
T
(>95 % dip in U
)
le power supply or a battery.
T
for 5 s
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