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32
1MRS 751108-MUM
Protection Relay
Technical Reference Manual, General
REX 521
Table 4.2.1-7
Standard tests
Insulation tests
Dielectric test
IEC 60255-5
Test voltage
2 kV, 50 Hz, 1 min.
Impulse voltage test
IEC 60255-5
Test voltage
5 kV, unipolar impulses,
waveform 1,2/50
µ
s,
source energy 0.5 J
Insulation resistance
measurements
IEC 60255-5
Insulation resistance
> 100 M
Ω
, 500 V dc
Mechanical tests
Vibration tests (sinusoidal)
IEC 60255-21-1, class I
Shock and bump test
IEC 60255-21-2, class I
Seismic test
IEC 60255-21-3, class 2
Table 4.2.1-8
Electromagnetic compatibility tests
The EMC immunity test level fulfills the requirements listed below
1 MHz burst
disturbance test, class
III, IEC 60255-22-1
common mode
2.5 kV
differential mode
1.0 kV
Electrostatic discharge
test,
class III
IEC 61000-4-2 and
60255-22-2
for contact discharge
6 kV
for air discharge
8 kV
Radio frequency
interference test
conducted, common mode
IEC 61000-4-6, IEC 60255-22-6
10 V (rms), f = 150
kHz…80 MHz
radiated, amplitude-modulated
IEC 61000-4-3, IEC 60255-22-3
10 V/m (rms),
f = 80…1000 MHz
radiated, pulse-modulated
ENV 50204, IEC 60255-22-3
10 V/m, f = 900 MHz
Fast transient
disturbance test
IEC 60255-22-4 and
IEC 61000-4-4
power supply
4 kV
I/O ports
2 kV
Surge immunity test
IEC 61000-4-5 and
IEC 60255-22-5
power supply
4 kV, common mode
2 kV, differential mode
I/O ports
2 kV, common mode
1 kV, differential mode
Power frequency (50
Hz)
magnetic field
IEC 61000-4-8
100 A/m continuous
300 A/m 1 to 3 s
Voltage dips and
short interruptions
IEC 61000-4-11
30%, 10 ms; 60%, 100 ms; 60%, 1000 ms
>90%, 5000 ms
Electromagnetic
emission tests
EN 55011 and
EN 60255-25
conducted RF emission (mains terminal)
EN 55011, class A,
EN 60255-25
radiated RF emission
EN 55011, class A
EN 60255-25
CE approval
Complies with the EMC directive 89/336/EEC and
the LV directive 73/23/EEC.
EN 50263
EN 50081-2
EN 61000-6-2
EN 60255-6
Summary of Contents for REX 521
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