Conducted interfer
ence induced by high
frequency fields
Table 9 – Test specifications for the interference resistance of casings against high fre
quency wireless communication devices
Test fre
Frequency
quency
band
[MHz]
[MHz]
385
380 to 390
450
430 to 470
710
704 to 787
745
780
810
800 to 960
870
930
1720
1700 to
1990
1845
1970
2450
2400 to
2570
30
IEC 61000-4-6
Radio ser
Modulation
vice
TETRA 400 Pulse mod
ulation
18 Hz
GMRS 460,
FM
FRS 460
± 5 kHz
deviation
1 kHz sine
LTE band 1
Pulse mod
3, 17
ulation
217 Hz
GSM 800/
Pulse mod
900,
ulation
18 Hz
TETRA 800,
iDEN 820,
CDMA 850,
GSM 800/
900,
LTE Band 5
GSM 1800;
Pulse mod
ulation
CDMA 190
217 Hz
0;
GSM 1900;
DECT;
LTE Band
1, 3, 4, 25;
UMTS
Bluetooth
Pulse mod
ulation
WLAN 802
217 Hz
.11 b/g/n,
RFID 2450
LTE band 7
3 V/
0.15 MHz to 80 MHz
6 V in ISM frequency
bands between
0.15 MHz and 80 MHz
80% AM at 1 kHz
Maximum
power [W]
1.8
1.8
0.2
2
2
2
3 V/
0.15 MHz to 80 MHz
6 V in ISM and ama
teur frequency bands
between 0.15 MHz
and 80 MHz
80% AM at 1 kHz
Distance
Interfer
[m]
ence
immunity
test level
[V/m]
0.3
27
0.3
28
0.3
9
0.3
28
0.3
28
0.3
28