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Voltage
dips, short
interruptions
and voltage
variations on
power supply
input lines
IEC61000- 4-11
0% UT (100%
dip in UT) for 0,5
cycle
0% UT (100%
dip in UT) for 1
cycles
70% UT (30%
dip in UT) for
25/30cycles
0% UT (100%
dip in UT) for
250/300 cycles
0% UT (100%
dip in UT) for
0,5 cycle
0% UT (100 %
dip in UT) for 1
cycles
70% UT (30%
dip in UT) for
25/30cycles
0% UT (100%
dip in UT) for
250/300 cycles
Mains power quality
should be that of a
typical commercial or
hospital environment.
If the user of the
equipment or system
requires continued
operation during power
mains interruptions, it is
recommended that the
equipment or system
be powered from an
uninterruptible power
supply or a battery
Power frequency
(50Hz/60Hz)
magnetic field
IEC61000- 4-8
30A/m
30 A/m
Power frequency
magnetic fields should
be at levels characteristic
of a typical location
in a typical commercial
or hospital environment.
NOTE: U
T
is the a.c. mains voltage prior to application of the test level.
Table 3 Guidance and manufacturer’s declaration
Electromagnetic immunity-for EQUIPMENT and SYSTEM that are not
LIFE-SUPPORTING
Guidance and manufacturer’s declaration – electromagnetic immunity
This device is intended for use in the electromagnetic environment specified
below. The customer or the user of this device should assure that it is used in
such an electromagnetic environment.
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