Reference: A938
Index: B
Page 124
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Instruction Manual – NPS914 Alarm and Indication IED
10.3. Tests and environmental
Electrical environment compatibility
Table. 10.3. - 17. Disturbance tests.
All tests
CE-approved and tested according to EN 60255-26
Emissions
Conducted emissions:
EN 60255-26 Ch. 5.2, CISPR 22
150 kHz…30 MHz
Radiated emissions:
EN 60255-26 Ch. 5.1, CISPR 11
30…1 000 MHz
Immunity
Electrostatic discharge (ESD):
EN 60255-26, IEC 61000-4-2
Air discharge 15 kV
Contact discharge 8 kV
Electrical fast transients (EFT):
EN 60255-26, IEC 61000-4-4
Power supply input 4 kV, 5/50 ns, 5 kHz
Other inputs and outputs 4 kV, 5/50 ns, 5 kHz
Surge:
EN 60255-26, IEC 61000-4-5
Between wires 2 kV, 1.2/50 µs
Between wire and earth 4 kV, 1.2/50 µs
Radiated RF electromagnetic field:
EN 60255-26, IEC 61000-4-3
f = 80….1 000 MHz, 10 V/m
Conducted RF field:
EN 60255-26, IEC 61000-4-6
f = 150 kHz….80 MHz, 10 V (RMS)
Table. 10.3. - 18. Voltage tests.
Dielectric voltage test
EN 60255-27, IEC 60255-5, EN 60255-1
2 kV (AC), 50 Hz, 1 min
Impulse voltage test
EN 60255-27, IEC 60255-5
5 kV, 1.2/50 µs, 0.5 J
Physical environment compatibility
Table. 10.3. - 19. Mechanical tests.
Vibration test
EN 60255-1, EN 60255-27, IEC 60255-21-1 Class 1
2…13.2 Hz, ± 3.5 mm
13.2…100 Hz, ± 1.0 g
Shock and bump test
EN 60255-1,EN 60255-27, IEC 60255-21-2 Class 1
20 g, 1 000 bumps/direction.
