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Surge
± 1 kV
IEC 61000-4-5
differential
mode
± 2 kV
common
mode
Voltage dips,
< 5% UT
short interrupti-
(>95% dip in
ons and voltage
UT) for 0.5
variations on
cycle
p- ower supply
40% UT
in- put lines
(60% dip in
IEC 61000-4-11
UT) for 5
cycle
70% UT
(30% dip in
UT) for 25
cycle
<5% UT
(>95% dip in
UT) for 5
secretary
Power frequen-
30 A/m ; 50 Hz
cy (50/60 Hz)
or 60Hz
magnetic field
IEC 61000-4-8
N/A
N/A
30 A/m ; 50
Power frequency magnetic fields
Hz or 60Hz
should be at levels charactertic
of a typical location in a typical
commercial or hospital envi-
ronment.
71
EN
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