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14
Guidance and manufacturer’s declaration – electromagnetic immunity
The NTF 3000 is intended for use in the electromagnetic environment speci ed below.
The customer or the user of the NTF 3000 should ensure 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
±8kV Air
Complies
Floors should be wood,
concrete, or ceramic tile. If oors
are covered with synthetic
material, the relative humidity
should be at least 30%.
Radiated RF
IEC 61000-4-3
3 V/m 80MHz to
2.5GHz
Complies
Field strengths outside the
shielded location from xed RF
transmitters, as determined by
an electromagnetic site survey,
should be less than 3 V/m.
Interference may occur in the
vicinity of equipment marked
with the following symbol:
Separation distance calculation
provided below. If a known
transmitter is present the
speci c distance can be
calculated using the equations.
Conducted RF
IEC 61000-4-6
3Vrms 150kHz to
80MHz
Not Applicable
(no electrical
cabling)
Electrical fast transient
IEC 61000-4-4
±2kV power line
±1kV I/O lines
Not Applicable
The ME equipment
is solely battery powered.
Surge
IEC 61000-4-5
±1kV
di erential
±2kV common
Not Applicable
Power frequency
magnetic eld
IEC 61000-4-8
3 A/m Complies
Power frequency
magnetic elds should be at
levels characteristic of a
typical location in a typical
commercial or hospital
environment.
Voltage dips, short
interruptions and
voltage variations on
power
supply input lines
IEC 61000-4-11
>95% dip
0.5 cycle
60% dip 5 cycles
70% dip 25 cycles
95% dip 5 sec.
Not Applicable
The ME equipment
is solely battery
powered.
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