Covidien Nellcor, Руководство оператора

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Product Specifications
98 Operator’s Manual
Electromagnetic Immunity

Note:
These guidelines may not apply in all situations. Electromagnetic propagation is
affected by absorption and reflection from structures, objects, and people.
Table 11-7. Electromagnetic Immunity Guidelines
Immunity
Test
IEC/EN 60601-1-2
Test Level
Compliance
Level
Electromagnetic Environment
Guidance
Electrostatic
discharge (ESD)
IEC/EN 61000-4-2
± 6 kV contact
± 8 kV air
± 6 kV contact
± 8 kV air
Floor should be wood, concrete,
or ceramic tile. If floors are
covered with synthetic material,
the relative humidity should be
at least 30%.
Electric fast
transient/burst
IEC/EN 61000-4-4
± 2 kV for power
supply lines
± 1 kV for input/
output lines ± 2 kV for power
supply lines
± 1 kV for input/
output lines Mains power quality should be
that of a typical commercial and/
or hospital environment.
Surge
IEC/EN 61000-4-5
± 1 kV differential
mode
± 2 kV common
mode
± 1 kV differen-
tial mode
± 2 kV common
mode
Mains power quality should be
that of a typical commercial and/
or hospital environment.
Voltage dips, short
interruptions and
voltage variations
on power supply
IEC/EN 61000-4-11
<5% UT
(>95% dip in UT)
for 0.5 cycle
<5% UT
(>95% dip in UT)
for 0.5 cycle
Mains power quality should be
that of a typical commercial and/
or hospital environment.
If the user requires continued
operation during power mains
interruption, power from an
uninterruptible power supply, or
battery.
Note: UT is the AC main’s
voltage prior to application of
the test level.
40% UT
(60% dip in UT) for
5 cycles
40% UT
(60% dip in UT)
for 5 cycles
70% UT
(30% dip in UT) for
25 cycles
70% UT
(30% dip in UT)
for 25 cycles
<5% UT
(>95% dip in UT)
for 5 seconds
<5% UT
(>95% dip in UT)
for 5 seconds
Power frequency
(50/60 Hz) magnetic
field
IEC/EN 61000-4-8
3 A/m 3 A/m It may be necessary to position
further from the sources of
power frequency magnetic fields
or to install magnetic shielding.