54
Guidance and manufacturer’s declaration – elecromagnetic immunity
Valon and Valon TT are intended for use in the electromagnetic environment specied below.
The customer or the user of Valon and Valon TT should assure that it is used in such an
environment.
IMMUNITY TEST IEC 60601 test level Compliance level Elecromagnetic environment
guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
± 6 kV contact
± 8 kV air
± 6 kV contact Floors should be wood, con-
crete 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/
output
lines
Mains power quality should
be that of a typical commer-
cial or hospital environment.
Surge
IEC 61000-4-5
± 1 kV line(s) to
line(s)
± 2 kV line(s) to
earth
Mains power quality should
be that of a typical commer-
cial or hospital environment.
Power frequency
(50/60 Hz) mag-
netic eld IEC
61000-4-8”
3 A/m Power frequency magnetic
elds should be at levels
characteristic of a typical
location in a typical commer-
cial or hospital environment.
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines
IEC 61000-4-11
(>95 % dip in UT) for
0,5 cycle 40 % UT
(60 % dip in UT) for
5 cycles 70 % UT
(30 % dip in UT) for
25 cycles <5 % UT
(>95 % dip in UT) for
5 s)
NOTE UT is the a.c. mains voltage prior to application of the test level.
14. Electromagnetic com-
patibility
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