REF 542plus switchbay protection and control unit
Manual Part 3: Installation and Commissioning
1VTA100004-en DMS,2001-10-04 REF542plus: Installation and Commissioning 67 / 80
10.2.2 Immunity tests - enclosure port
Environmental
phenomena
Test
specification
Units Basic
standard
Test pro-
cedure
Acceptance
criteria
Remarks
Radiated radio
frequency elec-
tromagnetic field,
Amplitude modu-
lated
80 – 1000
10
80
MHz
V/m (unmod, rms)
% AM (1 kHz)
EN 61000-
4-3
EN 61000-
4-3
See note 1
See 15.2
and note 1
See note 2
Radiated elec-
tromagnetic field
from digital radio
telephones,
Pulse modulated
900 ± 5,
additional
1890 ± 5
10
50
200
MHz
MHz
V/m (unmod., rms)
Duty cycle %
Rep. Frequency Hz
EN 61000-
4-3
EN 61000-
4-3
See note 1
See 15.2
and note 1
Electrostatic dis-
charge
6
(Cont. dis-
charge)
kV (charge volt-
age)
EN 61000-
4-2
EN 60255-
22-2
EN 60255-22-
2
See EN
60255-22-2,
applicability of
contact and
air discharge
test.
8 (Air dis-
charge)
kV (charge volt-
age)
Power frequency
magnetic field
50
30
300
additional
500
continuous
Hz
A(rms)/m (continu-
ous)
A(rms)/m
(1 to 3 sec)
A(rms)/m
EN 61000-
4-8
EN 61000-
4-8
See 15.2 See note 3
NOTE 1 The test procedure given in EN 61000-4-3 and the acceptance criteria given in 7.2 will be su-
perseded by that given in EN 60255-22-3 when it is published.
NOTE 2 Except for the ITU broadcast frequency bands: 87 MHz - 108 MHz, 174 MHz - 230 MHz, and
470 MHz – 790 MHz where the level is 3 V.
NOTE 3 Applicable only to apparatus containing devices susceptible to magnetic fields, e.g. Hall ele-
ments, magnetic field sensors, etc.
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