Dr. Trust Micro Mesh Nebulizer - Appendix A: EMC Information

28
Changes or modifications not expressly approved by the party responsible for compliance could void
the user’s authority to operate the equipment.
Guidance and Manufacturer’s declaration – electromagnetic emissions
The device is intended for use in the electromagnetic environment specified below. The customer or the user
of the device should assure that it is used in such an environment.
Emissions test
Compliance
Electromagnetic environment – guidance
RF emissions
CISPR 11
Group 1
The device uses RF energy only for its internal function.
Therefore, its RF emissions are very low and are not likely to
cause any interference in nearby electronic equipment.
RF emissions
CISPR 11
Class B
The device is suitable for use in all establishments, including
domestic establishments and those directly connected to the
public low-voltage power supply network that supplies
buildings used for domestic purposes.
Harmonic emissions
IEC 61000-3-2
Class A
Voltage
fluctuations/
flicker emissions
IEC 61000-3-3
Complies
Guidance and Manufacturer’s declaration – electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The customer or the user
of the device should assure that it is used in such an environment.
Immunity test
IEC 60601
test level
Compliance
level
Electromagnetic environment –
guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
6kV contact
6kV contact
Floors should be wood, concrete or
ceramic tile. If floors are covered with
synthetic material, the relative
humidity should be at least 30 %.
Electrical fast
transient/burst
IEC 61000-4-4
2kVfor power
supply lines
1kVfor input/output
lines
2kVfor power
supply lines
1kV for
input/output
lines
Mains power quality should be that of
a typical commercial or hospital
environment.
Surge
IEC 61000-4-5
1kV line(s) to line(s)
2kV 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.
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
<5 % U
T
(>95 % dip in U
T
)
for 0,5 cycle
40 % U
T
(60 %
dip in U
T
) for 5
cycles
Mains power quality should be that of
a typical commercial 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
Appendix A: EMC information