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30
Immunity
Test
IEC 60601
Test level
Compli-
ance
level
Electromagnetic en-
vironment – guid-
ance
Radiated RF
IEC
61000-4-3
3 V/m
80 MHz to
2.5 GHz
3 V/m d = 1.2
√
P
80 MHz to 800 MHz
d = 2.3
√
P
800 MHz to 2.5 GHz
Where P is the
maximum output
power rating of the
transmitter in watts
(W) according to
the transmitter
manufacturer and d
is the recommended
separation distance in
metres (m).
Field strengths from
fixed RF transmitters,
as determined by an
electromagnetic site
survey
a
, should be less
than the compliance
level in each frequency
√
P range b .
Interference may
occur in the vicinity
of equipment marked
with the following
symbol: