Breas Z1 - Page 25

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Doc. HD40-0007-02 En-Eu L-4
Guidance and manufacturer’s declaration — electromagnetic immunity
The Z1 CPAP System is intended for use in the electromagnetic environment specied below. The
customer or the user of the Z1 CPAP System should assure that it is used in such an environment.
Immunity test IEC 60601
test level
Compliance level Electromagnetic envi-
ronment - guidance
Electrostatic
discharge (ESD)
IEC61000-4-2
±6kV contact
±8kV air
±6kV contact
±8kV air
Floors should be wood,
concrete or ceramic tile.
If oors are covered with
synthetic material, the
relative humidity should
be at least 30%.
Electrical fast
transient/burst
IEC61000-4-4
±2 kV for power
supply lines
±1 kV for input/out-
put lines
±2 kV for power
supply lines
±1 kV for input/out-
put lines
Mains power quality
should be that of a typical
commercial or hospital
environment.
Surge
IEC61000-4-5
±1 kV line(s) to
line(s)
±2 kV line(s) to earth
±1 kV line(s) to
line(s)
±2 kV line(s) to earth
Mains power quality
should be that of a typical
commercial or hospital
environment.
Voltage dips, short
interruptions and
voltage variations on
power supply input
lines
IEC61000-4-11
<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sec
<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sec
Mains power quality
should be that of a typical
commercial or hospital
environment, If the user
of the Z1 CPAP System
requires continued oper-
ation during power mains
interruptions, it is recom-
mended that the Z1 CPAP
System be powered from
an uninterruptible power
supply or a battery.
Power frequency
(50/60 Hz) magnetic
eld
IEC61000-4-8
3A/m 3A/m Power frequency mag-
netic elds should be
at levels characteristic
of a typical location in
a typical commercial or
hospital environment.
NOTE: U
T
is the a.c. mains voltage prior to application of the test level.