Automotive Electronics EMC Standard

July 14, 2022

Latest company news about Automotive Electronics EMC Standard

Mainly based on standards:

 

◆ CISPR 25, GB/T 18655 Vehicles, boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of on-board receivers
◆ ISO11452-1/-2/-3/-4/-5/-7/-8/-9/-10/-11 Road vehicles — Component test methods for electrical disturbances from narrowband radiated electromagnetic energy — Part 4: Harness excitation methods
◆ GB/T 17619 Electromagnetic radiation immunity limits and measurement methods of motor vehicle electronic and electrical components
◆ ISO7637-1/-2/-3, GB/T 21437.1/.2/.3 Road vehicles — Electrical disturbances from conduction and coupling — Part 2: Electrical transient conduction along supply lines only
◆ ISO10605, GB/T 19951 Road vehicles — Test methods for electrical disturbances from eletrostatic discharge
◆ ISO16750-2, GB/T 28046.2 Road vehicles — Environmental conditions and testing for eletrical and electronic equipments — Part 2: Electrical loads
◆ ISO21848 Road vehicles — Electrical and electronic equipment for a supply voltage of 42 V — Electrical loads
◆ CISPR 12 / GB 14023 Vehicles, boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receivers
◆ GB/T 18387 / SAE J551-5 Performance Levels and Methods of Measurement of Magnetic and Electric Field Strength from Electric Vehicles, Broadband, 9 kHz To 30 MHz
◆ ISO11451-2/3/4 Road vehicles — Vehicle test methods for electrical disturbances from narrowband radiated electromagnetic energy — Part 2/3/4
◆ 2004/104/EC Uniform provisions concerning the approval of vehicles with regard to EMC
◆ 97/24EC European 2/3 Wheeled Vehicle EMC Directive
◆ ECE.R10 Uniform provisions concerning the approval of vehicles with regard to EMC

 

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EMI test items and requirements:

 

◆ Vehicle electromagnetic radiation emission test (RE): According to CISPR 12/GB 14023, E/emark
◆ The measurement of the magnetic field and electric field strength of electric vehicles is based on GB T 18387/SAE J551-5
◆ Transmission test received by vehicle antenna (complete vehicle) CISPR 25/GB 18655
◆ Vehicle-mounted electronic electromagnetic radiation emission test (RE) CISPR 25/GB 18655: 150kHz-2.5GHz
◆ Vehicle-mounted electronic conduction emission test (CE) CISPR 25/GB 18655: 150kHz-108MHz-voltage method/current probe method
◆ The vehicle electronic transient emission conduction test is tested in accordance with the limits specified by ISO 7637-2 and E/emark

 

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EMS electromagnetic immunity test items and requirements:

 

◆ ISO 11451-2: external radiation source 0.01MHz-18GHz 100V/m, or defined by the user
◆ ISO 11451-3: vehicle transmitter simulation ISO 11451-4 high current injection 1MHz-400MHz 100Ma
◆ E/emark vehicle electromagnetic emission immunity 20MHz-2GHz 30V/m
◆ Road vehicles use narrow-band electromagnetic energy to test electronic interference components
◆ ISO 11452-2: ALSE 0.01MHz-18GHz 100V/m, or user-defined (200V/m)
◆ ISO 11452-3: TEM Cell 0.01MHz-200MHz 200V/m, or user-defined
◆ ISO 11452-4: BCI 1MHz-400MHz 100mA, or user-defined (200mA)
◆ ISO 11452-5: Stripline 0.01MHz-400MHz 200V/m, or user-defined
◆ ISO 11452-7: Direct RF Injection 250kHz-400MHz Up to 0.5W, or user-defined
◆ Road vehicles-electrical disturbance test requirements from electrostatic discharge are in accordance with ISO10605/GB T 19951, up to ±25KV
◆ Electrical transient conduction of vehicle electronics along the power line/electrical transient emission of conductors other than the power line through capacitive and inductive coupling in accordance with all waveforms of ISO 7637-2 / ISO 7637-3
◆ According to ISO 16750-2 automotive electronic power port voltage change all waveform test

 

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