Beurer medical BM 19 Mode D'emploi page 89

Electrical fast
transient/burst
IEC 61000­4­4
Surge
IEC 61000­4­5
interruptions and
voltage variations
on power supply
input lines
IEC 61000­4­11
± 2 kV for power supply lines
± 1 kV for input/output lines
± 1 kV line(s) to line(s)
± 2 kV line(s) to earth
<5 % UT
(>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 sec
± 2 kV for power
supply lines
Mains power quality should be that of a typical com­
mercial or hospital environment.
± 1 kV for input/
output lines
± 1 kV line(s) to
line(s)
Mains power quality should be that of a typical com­
mercial or hospital environment.
± 2 kV line(s) to
earth
<5 % UT
(>95 % dip in UT)
for 0,5 cycle
40 % UT
Mains power quality should be that of a typical com­
(60 % dip in UT)
mercial or hospital environment. If the user of the
for 5 cycles
device requires continued operation during power
mains interruptions, it is recommended that the
70 % UT
device be powered from an uninterruptible power
(30 % dip in UT)
supply or a battery.
for 25 cycles
<5 % UT
(>95 % dip in UT)
for 5 sec
89