Voltage dips,
short interrup-
tions and volt-
age variations
on power supply
input lines
IEC 61000-4-11
Power frequency
(50Hz/60Hz)
magnetic field
IEC 61000-4-8
NOTE U
is the a.c. mains voltage prior to application of the test level.
T
Guidance and manufacture's declaration – electromagnetic immunity
The device is intended for use in the electromagnetic environment
specified below. The customer or the user of device should assure
that it is used in such environment.
IEC
Immunity
60601
test
test
level
<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
(30% dip in U
)
T
for 25 cycles
<5% U
T
(>95% dip in
U
)
T
for 5 sec
10V/m
Compli-
ance level
not applica-
ble
10V/m
Electromagnetic environment -
guidance
38
not applicable
(For INTERNAL-
LY POWERED ME
EQUIPMENT
Power frequency mag-
netic fields should be
at levels characteristic
of a typical location in
typical commercial or
hospital environment.