Surge
IEC 61000-4-5
Voltage dips,
short interrupti-
ons and voltage
variations on
p- ower supply
in- put lines
IEC 61000-4-11
Power frequen-
cy (50/60 Hz)
magnetic field
IEC 61000-4-8
± 1 kV
differential
mode
± 2 kV
common
mode
< 5% UT
(>95% dip in
UT) for 0.5
cycle
40% UT
(60% dip in
UT) for 5
cycle
70% UT
(30% dip in
UT) for 25
cycle
<5% UT
(>95% dip in
UT) for 5
secretary
30 A/m ; 50 Hz
or 60Hz
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.
64