28
U
T
.) for 1 cycle
U
T
.) for 1 cycle
recommended that
the device be powered
from an
uninterruptible
power supply or
battery.
70 %
U
T
70 %
U
T
(30% dip in
U
T
) for
25/30 cycles
(30% dip in
U
T
) for
25/30 cycles
<5 %
U
T
(>95 % dip in
U
T
.) for 5/6 sec.
<5 %
U
T
(>95 % dip in
U
T
.) for 5/6 sec.
Power frequency
magnetic fields should
Power frequency
be at levels
(50/60 Hz)magnetic
0.3 A/m
0.3 A/m
characteristic of a
field IEC 61000-4-8
typical location in a
typical commercial or
hospital environment.
NOTE U
T
is the a.c. Mains voltage prior to application of the test level.
Guidance & declaration – Electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The customer
or the user of the device should assure that they are used in such an environment.
Immunity test
IEC 60601 test
level
Compliance
level
Electromagnetic environment –guidance
6Vrms in ISM
and amateur
radio bands
6Vrms in ISM
and amateur
radio bands
Portable and mobile RF
communicationsequipment
should be used no closer to any part of
this device,
10V/m
10V/m
including cables, than the recommended
separation
80 MHz to 2.7
GHz
80 MHz to 2.7
GHz
distance calculated from the equation
applicable to the
Radiated RF
IEC 61000-4-3
385MHz-
5785MHz Test
specifications
for
ENCLOSURE
PORT
IMMUNITY
to RF wireless
communication
equipment(Ref
er to table 9 of
IEC 60601-1-
2:2014)
385MHz-
5785MHz Test
specifications for
ENCLOSURE
PORT
IMMUNITY to
RF wireless
communication
equipment(Refer
to the next table
IEC 60601-1-
2:2014)
frequency of the transmitter.
Recommended separation distance
d =
3.5√p
d =
1.2√p 80 MHz to 800MHz
d =
1.2√p 800 MHz to 2.7 GHz
where
P
is the maximum output power
rating of the
transmitter in watts (W)
according to the transmitter
manufacturer and
d
is the