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Test Standard
Test Item
IEC 61000-4-11 Voltage dips and interruptions
ISO 7637-2
Electrical Transient Conduction
along Supply Lines
Note 1: The power supply of this device is from battery (DC voltage), so Harmonic current emission, Voltage fluctuations &
flicker, EFT, Surge, CS and DIP tests are not applicable for this device.
Note 2: Standards applicable to other modes or EM ENVIRONMENTS of transportation for which use is intended shall
apply.
A1.4 Recommended separation distance between portable and mobile RF communications equipment and this device
This device is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled. The
customer or the user of this device can help prevent electromagnetic interference by maintaining a minimum distance between
portable and mobile RF communications equipment (transmitters) and this device as recommended below, according to the
maximum output power of the communications equipment.
Test
Band (MHz) Service
frequency
(MHz)
385
380 – 390
450
430 – 470
710
704 – 787
745
780
810
800 – 960
870
930
TETRA 400
GSMR 460; FRS 460
LTE Band 13, 17
GSM 800/900; TETRA 800;
iDEN 820; CDMA 850;
LTE Band 5
Test Level
Electromagnetic environment – Guidance
Not applicable
–
(Note 1)
Not applicable
–
(Note 2)
Modulation
Pulse modulation
18 Hz
FM
c)
±5 kHz deviation 1 kHz
sine
Pulse modulation
217 Hz
Pulse modulation
18 Hz
72
Maximum
Immunity
power (W)
test level
(V/m)
b)
1.8
27
2
28
b)
0.2
9
b)
2
28
Separation
distance
(m)
0.3
0.3
0.3
0.3
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