Welch Allyn KleenSpec 789 Series, Инструкция по применению

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1-13
Voltage dips,
short
interruptions and
voltage
variations on
power supply
input lines
IEC 61000-4-11
<5%
U
T
(>95% dip in
U
T
) for 0.5
cycle
40%
U
T
(60% dip in
U
T
) for 5
cycles
70%
U
T
(>95% dip in
U
T
) for 25
cycles
<5%
U
T
(>95% dip in
U
T
) for 5
seconds
<5%
U
T
(>95% dip in
U
T
) for 0.5
cycle
40%
U
T
(60% dip in
U
T
) for 5
cycles
70%
U
T
(>95% dip in
U
T
) for 25
cycles
<5%
U
T
(>95% dip in
U
T
) for 5
seconds
Mains power quality should
be that of a typical
commercial or hospital
environment. If the user of
the KleenSpec® Corded
Illumination System
requires continued
operation during power
mains interruptions, it is
recommended that the
device be powered from an
uninterruptible power
supply or a battery.
Power
frequency (50/
60Hz) magnetic
field
IEC 61000-4-8
3 A/m 3 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 AC mains voltage prior to application of the test level.