EMC

The EMC Directive concerns electromagnetic compatibility - to ensure that products can function without interfering with (emission) or being susceptible to interference from (immunity) other products.

For what Products?

The Directive applies to all electrical equipment regardless of whether it is battery driven, uses an external electricity supply, operates from mains or high voltage. It also applies to equipment, machinery and installations which contain electrical or electronic components.

Testing

  • Accredited testing according to harmonised standards
  • Guidance and supervision to complete Technical Construction File (TCF)
  • Evaluation of tests as a Competent Body
  • On-site measurements
  • Internationally accepted test reports

Measurement

Emission

Conducted emission 9 kHz 30 MHz (EN 55022/55011)
Discontinuous conducted emission 9 kHz 30 MHz (EN 55014)
Insertion loss 9 kHz 30 MHz (EN 55015)
Antenna terminal emission 30 kHz 1 GHz (EN 55013)
Radiated magnetic field 9 kHz 30 MHz (EN 55015)
Radiated electromagnetic field 20 kHz 18 GHz (EN 55011 / EN 55022)
Disturbance power 30 kHz 1 GHz (EN 55014)
Mains distortion harmonics/flicker (EN 61000-3)

Immunity

Radiated field 10 kHz 1 GHz (EN 61000-4-3)
Injected current 10 kHz 220 MHz (EN 61000-4-6)
Electrostatic discharge (ESD) up to 15 kV (EN 61000-4-2)
Burst (EFT-B) 30 kHz (EN 55013)
Surge 9 kHz (EN 55015)
Mains dropout / variation 20 kHz (EN 55011 / EN 55022)
Magnetic field 30 kHz 1 GHz (EN 55014)
DC-pulse / transient (EN 61000-3)

Emission

Categories European Standards International Standards
ISM equipment EN 55011 CISPR 11
Audio / TV / radio equip. EN 55013 CISPR 13
Household appliances EN 55014 CISPR 14
Lighting equipment EN 55015 CISPR 15
IT Equipment EN 55022 CISPR 22
Signalling on mains EN 50065-1
Harmonic distortion EN 60555-2 EN 61000-3-2 IEC 555-2 IEC 1000-3-2
Voltage fl.\Flicker EN 60555-3 EN 61000-3-3 IEC 555-3 IEC 1000-3-3
Generic residential area EN 50081-1
Generic industrial area EN 50081-2

Immunity

Categories European Standards International Standards
Household appliances EN 55104
Lighting equipment EN 61547 IEC 1547
Audio / TV / radio equip. EN 55020 CISPR 20
Generic residentrial area EN 55015 EN 50082-1
Generic industrial area EN 55022 EN 50082-2

Combined Emission & Immunity

Categories European Standards International Standards
Medical appliances EN 60601-1-2 IEC 601-1-2
Electronic switches EN 60669-2-1 IEC 669-2-1
Arc welding appliances EN 50199
UPS EN 50091-2
Frequency converters EN 61800-3 IEC 1800-3
Programmable controllers EN 61131-2 IEC 1131-2
Maritime navigation appliances EN 60945 IEC 945
Fire / intruder alarms EN 50130-4
Radio communication appliances prETS 300 339
Telecom appliances prETS 300 386-1
Short range radio prETS 300 683