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, 3 φ |
| 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. |
| 0 - 60 VDC, 20 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 - 18 GHz |
| Power supply (CVCF) |
264/456 VAC, 1φ/3φ, 40 kVA, max. |
| 0 - 60 VDC, 20 A max. |
