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59
Immunity test IEC60601 Test Level Compliance Level Electromagnetic Environment - Guidance
Electrostatic Discharge
(ESD)
IEC 61000-4-2
± 6 kV contact
± 8 kV air
± 6KV contact
± 8kV air
Floors should be wood, concrete or ceramic tile. If floors
are covered with synthetic material, the relative humidity
should be at least 30%.
Electrical fast transient
/ burst
IEC 61000-4-4
± 2 kV for power supply
lines
± 1 kV for input/output
lines
± 2KV for power supply lines.
Not applicable.
Mains power quality should be that of a typical public low
voltage power supply network.
Surge
IEC 61000-4-5
± 1 kV differential mode
± 2 kV common mode
± 1 kV differential mode
± 2 kV common mode
Mains power quality should be that of a typical public low
voltage power supply network.
Voltage dips, short inter-
ruptions and voltage
variations on power
supply input lines.
IEC 61000-4-11
<
5 % UT (
>
95% dip in U
T
)
for 0,5 cycle.
40 % UT (60% dip in UT)
for 5 cycles.
70 % UT (30% dip in UT)
for 25 cycles.
<
5 % UT (
>
95% dip in UT)
for 5 seconds.
<
5 % UT (
>
95% dip in UT)
for 0,5 cycle.
40 % UT (60% dip in UT)
for 5 cycles.
70 % U
T
(30% dip in UT)
for 25 cycles.
<
5 % UT (
>
95% dip in UT)
for 5 seconds.
Mains power quality should be that of a typical public
low voltage power supply network. If the user of
requires continued operation during power mains inter-
ruption, it is recommended that be powered from
an uninterruptible power supply or a battery.
Power frequency
(50/60Hz) magnetic field
IEC 61000-4-8
3 A/m 3 A/m Power frequency magnetic fields should be at levels
characteristics of a typical location connected to public
low voltage power supply network.
Conducted RF
IEC 61000-4-6
Radiated RF
IEC 61000-4-3
3Vrms
de 150Hz to 80MHz
3V/m
de 80 MHz to 2,5 GHz
3Vrms
3V/m
Portable and mobile RF communications equipment
should be used no closer to any part of , including
cables, than the recommended separation of distance
calculated from the equation applicable to the frequency
of transmitter:
d = 1,2 √P.
d = 1,2 √P 80MHz 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 meters (m).
Field strength from fixed RF tranmitters, as
determined by an electromagnetic field survey
a
should
be less than the compliance level in each frequency
range
b
.
Interference may occur in the vicinity of equipment
matked with the following symbol:
TECHNICAL CHARACTERISTICS