EMC tests



HOME  >  EMC tests  >  Immunity tests

Immunity tests

Performs tests to determine that an EUT gives intended performance when subjected to disturbances or interfering signals.

Anechoic chamber for EMC immunity
Screened room

Test specifications:
1) for Consumer, Industrial, Medical, and Railway electronics equipment/devices:
Tests Standards Specifications
Electrostatic discharge (ESD) IEC61000-4-2 Contact 30 kV max.
Air 30 kV max.
Radiated frequencies IEC61000-4-3 Frequency range 26 MHz - 6 GHz
Field strength 20 V/m max.
Electrical fast transients / Bursts IEC61000-4-4 Voltage peak 4.8 kV max.
Rise time / Duration 5 ns/50 ns
Surges IEC61000-4-5 Voltage peak 6.6 kV max.
Rise time / Duration 1.2 μs/50 μs
Telecommunication Surges IEC61000-4-5 Voltage peak 7.7 kV max.
Rise time / Duration 10 μs/700 μs
Conducted radio-frequencies IEC61000-4-6 Frequency range 10 kHz - 230 MHz
Voltage level 10 Vrms max.
Power frequency magnetic field IEC61000-4-8 Magnetic field level 30 A/m
Power frequency 50 Hz/60 Hz
Voltage dips, short interruptions and voltage variations IEC61000-4-11 Power supply lines 230 VAC, 16 A, 1 φ
Harmonics IEC61000-4-13 Sweep frequencies 13 Hz - 2.8 kHz
Individual harmonics 2nd – 40th order
Conducted low-frequency IEC60945 ed.3 Frequency range 50 Hz - 12 kHz
Test level 1% - 10% of Power supply voltage
2) for Automotive electronics equipment/devices:
Tests Standards Specifications
Radiated electromagnetic fields ISO 11452-2 Frequency range 200 MHz – 4 GHz
Electric field 200 V/m max.
Bulk current injection (BCI) ISO 11452-4 Frequency range 1 MHz - 2 GHz
Current 200 mA max.

Test facilities:
1) 10 m Anechoic Chamber (Labotech EMC Center)
Internal dimensions(D×W×H) 22.0 m x 14.0 m x 9.0 m
Entrance dimensions(W×H) 3.0 m x 3.0 m (flush, stepless entryways)
Measuring room dimensions(D×W×H) 6.8 m x 4.0 m x 2.7 m
Turntable Dia. 5.0 m/2.0 m dual type
Max. load 3 t/1 t
Frequency range 30 MHz - 18 GHz
Power supply (CVCF) 100/115/220/230 VAC, 1 φ/3 φ, 50/60 Hz, 18 kVA, 50 A max.
0 - 282 VDC, 40 A max.
100 VAC, 1 φ, 60 Hz, 20 A max.
2) 3 m Fully Anechoic Chamber (Labotech EMC Center)
Internal dimensions(D×W×H) 7.0 m X 4.0 m X 2.8 m
Entrance dimensions(W×H) 1.5 m X 2.0 m
Measuring room dimensions(D×W×H) 5.0 m X 2.3 m X 2.4 m
Turntable Dia. 1.2 m
Max. load 300 kg
Frequency range 30 MHz - 6 GHz
Power supply (CVCF) 100/115 VAC, 1 φ, 50/60 Hz, 2 kVA, 20 A max.
220/230 VAC, 1 φ, 50/60 Hz, 4 kVA, 20 A max.
220/230 VAC, 3 φ, 50/60 Hz, 6 kVA, 15 A max.
0 - 35 VDC, 30 A max.
3) 10 m Anechoic Chamber (Kishu Lab.)
Internal dimensions(D×W×H) 21.5 m x 13.5 m x 8.0 m
Entrance dimensions(W×H) 3.0 m x 3.0 m (flush, stepless entryways)
Measuring room dimensions
(D×W×H)
8.9 m x 3.8 m x 3.5 m
Turntable Dia. 5.5 m / 2.0 m dual type
Max. load 3 t / 0.5 t
Frequency range 30 MHz - 6 GHz
Power supply CVCF, 1 φ/3 φ, 40 kVA
Page Top

Copyright(c)2015 Labotech International Co., Ltd. All rights reserved.