When is EMC Testing Required?

EMC (Electromagnetic Compatibility) testing is necessary when:

- Products must comply with regulatory standards.

- Devices are exported and sold in other countries.

- Compliance certificates from relevant countries are required.

Testing Items

- emi testing (Conducted and Radiated Emissions)

Standards: CISPR 32, fcc part 15B

- Disturbance Power Testing

Standard: CISPR 14-1

- Harmonic Current Testing

Standards: IEC 61000-3-2 / GB 17625.1

- Surge Immunity Testing

Standards: IEC 61000-4-5 / GB/T 17626.5

- Oscillatory Wave Immunity Testing

Standards: IEC 61000-4-12 / GB/T 17626.12

- Electrostatic Discharge (ESD) Immunity

Standards: IEC 61000-4-2 / GB/T 17626.2

- Power Frequency Magnetic Field Immunity

Standards: IEC 61000-4-8 / GB/T 17626.8

- Voltage Fluctuations and Flicker Testing

Standards: IEC 61000-3-3 / GB 17625.2

- Radiated RF Electromagnetic Field Immunity

Standards: IEC 61000-4-3 / GB/T 17626.3

- Electrical Fast Transient (EFT) Immunity

Standards: IEC 61000-4-4 / GB/T 17626.4

- Conducted RF Disturbance Immunity

Standards: IEC 61000-4-6 / GB/T 17626.6

- Voltage Dips, Short Interruptions, Voltage Variations

Standards: IEC 61000-4-11 / GB/T 17626.11

- Low-Frequency Immunity (Harmonics, Interharmonics, Power Line Signals)

Standards: IEC 61000-4-13 / GB/T 17626.13

Testing Scope by Product Type

- Home Appliances, Electric Heating, Power Tools

CISPR 14-1/2, EN 55014-1/2, GB 4343.1/2, AS/NZS CISPR 14.1/2

- Industrial, Scientific, and Medical Equipment (ISM)

CISPR 11, EN 55011, GB 4824, AS/NZS CISPR 11

- Audio/Video, IT, and Multimedia Equipment

CISPR 32/35, EN 55032, EN 55035, GB/T 9383, AS/NZS CISPR 20/32

- Information Technology Equipment

GB 9254, GB/T 17618

- Lighting Equipment

CISPR 15, IEC 61547, EN 55015, EN 61547, GB/T 17743, GB/T 18595

- Generic Equipment in Residential/Commercial/Light-Industrial Environments

IEC 61000-6-1/3, EN 61000-6-1/3, GB 17799.3, GB/T 17799.1

- Generic Equipment in Industrial Environments

IEC 61000-6-2/4, EN 61000-6-2/4, GB 17799.4, GB/T 17799.2

- Uninterruptible Power Supplies (UPS)

IEC 62040-2, EN 62040-2, GB 7260.2

- Measurement, Control, and Lab Equipment

IEC 61326, EN 61326, GB/T 18268

- Medical Electronic Devices

IEC 60601-1-2, EN 60601-1-2

- Marine Navigation and Radio Communication Systems

IEC 60945, EN 60945

- Security Systems

EN 50130-4

Service Scope

- Rental of EMC test facilities for specific items

- EMI and EMS testing and report issuance

- Global certification services for multi-national compliance

- EMC debugging and corrective support

- Consulting, guidance, and training on EMC in product design

- Training and consulting on international standards and regulations