Microlife NEB200 Manual Del Usuario página 22

Guidance and manufacturer's declaration - electromagnetic immunity
Voltage dips, short
interruptions and
voltage variations
on power supply
input linesIEC
61000-4-11
Power frequen-
cy (50/60Hz)
magnetic field IEC
61000-4-8
NOTE UT is the A.C. mains voltage prior to application of the test level.
20
5% UT 5% UT
(>95% dip in (>95% dip in UT)
UT) for 0.5 cycle for 0.5 cycle
40% UT 40% UT
(60% dip in UT) (60% dip in UT)
for 5 cycle for 5 cycle
70% UT 70% UT
(30% dip in UT) (30% dip in UT)
for 25 cycle for 25 cycle
<5% UT <5% UT
(>95% dip in (>95% dip in UT)
UT) for 5s
for 5s
30 A/m 30 A/m
50Hz/60Hz 50Hz/60Hz
Mains power quality should be that of a
typical commercial or hospital environ-
ment.
Power frequency magnetic fields should
be at levels characteristic of a typical lo-
cation in a typical commercial or hospital
environment.